diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-08-29 12:29:13 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-08-29 12:29:13 -0700 |
| commit | 1f6a563ee0cd577a9292940eee389482db306765 (patch) | |
| tree | ae4a15e653de1cf84b6d58339c9c1504fd28416a | |
| parent | cf4d3779e5ccfc2886e1e4ca19adaf59636f963d (diff) | |
| parent | b99b43bb4bdf1d361f7487cf03d803082bbf9101 (diff) | |
| download | linux-1f6a563ee0cd577a9292940eee389482db306765.tar.bz2 | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller:
1) Segregate namespaces properly in conntrack dumps, from Liping Zhang.
2) tcp listener refcount fix in netfilter tproxy, from Eric Dumazet.
3) Fix timeouts in qed driver due to xmit_more, from Yuval Mintz.
4) Fix use-after-free in tcp_xmit_retransmit_queue().
5) Userspace header fixups (use of __u32, missing includes, etc.) from
Mikko Rapeli.
6) Further refinements to fragmentation wrt gso and tunnels, from
Shmulik Ladkani.
7) Trigger poll correctly for zero length UDP packets, from Eric
Dumazet.
8) TCP window scaling fix, also from Eric Dumazet.
9) SLAB_DESTROY_BY_RCU is not relevant any more for UDP sockets.
10) Module refcount leak in qdisc_create_dflt(), from Eric Dumazet.
11) Fix deadlock in cp_rx_poll() of 8139cp driver, from Gao Feng.
12) Memory leak in rhashtable's alloc_bucket_locks(), from Eric Dumazet.
13) Add new device ID to alx driver, from Owen Lin.
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (83 commits)
Add Killer E2500 device ID in alx driver.
net: smc91x: fix SMC accesses
Documentation: networking: dsa: Remove platform device TODO
net/mlx5: Increase number of ethtool steering priorities
net/mlx5: Add error prints when validate ETS failed
net/mlx5e: Fix memory leak if refreshing TIRs fails
net/mlx5e: Add ethtool counter for TX xmit_more
net/mlx5e: Fix ethtool -g/G rx ring parameter report with striding RQ
net/mlx5e: Don't wait for SQ completions on close
net/mlx5e: Don't post fragmented MPWQE when RQ is disabled
net/mlx5e: Don't wait for RQ completions on close
net/mlx5e: Limit UMR length to the device's limitation
rhashtable: fix a memory leak in alloc_bucket_locks()
sfc: fix potential stack corruption from running past stat bitmask
team: loadbalance: push lacpdus to exact delivery
net: hns: dereference ppe_cb->ppe_common_cb if it is non-null
8139cp: Fix one possible deadloop in cp_rx_poll
i40e: Change some init flow for the client
Revert "phy: IRQ cannot be shared"
net: dsa: bcm_sf2: Fix race condition while unmasking interrupts
...
100 files changed, 813 insertions, 453 deletions
diff --git a/Documentation/networking/dsa/dsa.txt b/Documentation/networking/dsa/dsa.txt index 9d05ed7f7da5..f20c884c048a 100644 --- a/Documentation/networking/dsa/dsa.txt +++ b/Documentation/networking/dsa/dsa.txt @@ -587,26 +587,6 @@ of DSA, would be the its port-based VLAN, used by the associated bridge device. TODO ==== -The platform device problem ---------------------------- -DSA is currently implemented as a platform device driver which is far from ideal -as was discussed in this thread: - -http://permalink.gmane.org/gmane.linux.network/329848 - -This basically prevents the device driver model to be properly used and applied, -and support non-MDIO, non-MMIO Ethernet connected switches. - -Another problem with the platform device driver approach is that it prevents the -use of a modular switch drivers build due to a circular dependency, illustrated -here: - -http://comments.gmane.org/gmane.linux.network/345803 - -Attempts of reworking this has been done here: - -https://lwn.net/Articles/643149/ - Making SWITCHDEV and DSA converge towards an unified codebase ------------------------------------------------------------- diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c index c410d84b243d..66070acaa888 100644 --- a/arch/arm/mach-pxa/idp.c +++ b/arch/arm/mach-pxa/idp.c @@ -83,7 +83,8 @@ static struct resource smc91x_resources[] = { }; static struct smc91x_platdata smc91x_platdata = { - .flags = SMC91X_USE_32BIT | SMC91X_USE_DMA | SMC91X_NOWAIT, + .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | + SMC91X_USE_DMA | SMC91X_NOWAIT, }; static struct platform_device smc91x_device = { diff --git a/arch/arm/mach-pxa/xcep.c b/arch/arm/mach-pxa/xcep.c index 3f06cd90567a..056369ef250e 100644 --- a/arch/arm/mach-pxa/xcep.c +++ b/arch/arm/mach-pxa/xcep.c @@ -120,7 +120,8 @@ static struct resource smc91x_resources[] = { }; static struct smc91x_platdata xcep_smc91x_info = { - .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT | SMC91X_USE_DMA, + .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | + SMC91X_NOWAIT | SMC91X_USE_DMA, }; static struct platform_device smc91x_device = { diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index baf174542e36..a0ead0ae23d6 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -93,7 +93,8 @@ static struct smsc911x_platform_config smsc911x_config = { }; static struct smc91x_platdata smc91x_platdata = { - .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT, + .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | + SMC91X_NOWAIT, }; static struct platform_device realview_eth_device = { diff --git a/arch/arm/mach-sa1100/pleb.c b/arch/arm/mach-sa1100/pleb.c index 1525d7b5f1b7..88149f85bc49 100644 --- a/arch/arm/mach-sa1100/pleb.c +++ b/arch/arm/mach-sa1100/pleb.c @@ -45,7 +45,7 @@ static struct resource smc91x_resources[] = { }; static struct smc91x_platdata smc91x_platdata = { - .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, + .flags = SMC91X_USE_16BIT | SMC91X_USE_8BIT | SMC91X_NOWAIT, }; static struct platform_device smc91x_device = { diff --git a/arch/blackfin/mach-bf561/boards/cm_bf561.c b/arch/blackfin/mach-bf561/boards/cm_bf561.c index c6db52ba3a06..10c57771822d 100644 --- a/arch/blackfin/mach-bf561/boards/cm_bf561.c +++ b/arch/blackfin/mach-bf561/boards/cm_bf561.c @@ -146,7 +146,8 @@ static struct platform_device hitachi_fb_device = { #include <linux/smc91x.h> static struct smc91x_platdata smc91x_info = { - .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT, + .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | + SMC91X_NOWAIT, .leda = RPC_LED_100_10, .ledb = RPC_LED_TX_RX, }; diff --git a/arch/blackfin/mach-bf561/boards/ezkit.c b/arch/blackfin/mach-bf561/boards/ezkit.c index f35525b55819..57d1c43726d9 100644 --- a/arch/blackfin/mach-bf561/boards/ezkit.c +++ b/arch/blackfin/mach-bf561/boards/ezkit.c @@ -134,7 +134,8 @@ static struct platform_device net2272_bfin_device = { #include <linux/smc91x.h> static struct smc91x_platdata smc91x_info = { - .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT, + .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | + SMC91X_NOWAIT, .leda = RPC_LED_100_10, .ledb = RPC_LED_TX_RX, }; diff --git a/drivers/net/dsa/bcm_sf2.h b/drivers/net/dsa/bcm_sf2.h index 463bed8cbe4c..dd446e466699 100644 --- a/drivers/net/dsa/bcm_sf2.h +++ b/drivers/net/dsa/bcm_sf2.h @@ -205,8 +205,8 @@ static inline void name##_writeq(struct bcm_sf2_priv *priv, u64 val, \ static inline void intrl2_##which##_mask_clear(struct bcm_sf2_priv *priv, \ u32 mask) \ { \ - intrl2_##which##_writel(priv, mask, INTRL2_CPU_MASK_CLEAR); \ priv->irq##which##_mask &= ~(mask); \ + intrl2_##which##_writel(priv, mask, INTRL2_CPU_MASK_CLEAR); \ } \ static inline void intrl2_##which##_mask_set(struct bcm_sf2_priv *priv, \ u32 mask) \ diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index d1d9d3cf9139..710679067594 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -2656,15 +2656,19 @@ static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port) return ret; } + /* Rate Control: disable ingress rate limiting. */ if (mv88e6xxx_6352_family(chip) || mv88e6xxx_6351_family(chip) || mv88e6xxx_6165_family(chip) || mv88e6xxx_6097_family(chip) || - mv88e6xxx_6185_family(chip) || mv88e6xxx_6095_family(chip) || mv88e6xxx_6320_family(chip)) { - /* Rate Control: disable ingress rate limiting. */ ret = _mv88e6xxx_reg_write(chip, REG_PORT(port), PORT_RATE_CONTROL, 0x0001); if (ret) return ret; + } else if (mv88e6xxx_6185_family(chip) || mv88e6xxx_6095_family(chip)) { + ret = _mv88e6xxx_reg_write(chip, REG_PORT(port), + PORT_RATE_CONTROL, 0x0000); + if (ret) + return ret; } /* Port Control 1: disable trunking, disable sending diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index 6453148d066a..4eb17daefc4f 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1545,6 +1545,8 @@ static const struct pci_device_id alx_pci_tbl[] = { .driver_data = ALX_DEV_QUIRK_MSI_INTX_DISABLE_BUG }, { PCI_VDEVICE(ATTANSIC, ALX_DEV_ID_E2400), .driver_data = ALX_DEV_QUIRK_MSI_INTX_DISABLE_BUG }, + { PCI_VDEVICE(ATTANSIC, ALX_DEV_ID_E2500), + .driver_data = ALX_DEV_QUIRK_MSI_INTX_DISABLE_BUG }, { PCI_VDEVICE(ATTANSIC, ALX_DEV_ID_AR8162), .driver_data = ALX_DEV_QUIRK_MSI_INTX_DISABLE_BUG }, { PCI_VDEVICE(ATTANSIC, ALX_DEV_ID_AR8171) }, diff --git a/drivers/net/ethernet/atheros/alx/reg.h b/drivers/net/ethernet/atheros/alx/reg.h index 0959e6824cb6..1fc2d852249f 100644 --- a/drivers/net/ethernet/atheros/alx/reg.h +++ b/drivers/net/ethernet/atheros/alx/reg.h @@ -38,6 +38,7 @@ #define ALX_DEV_ID_AR8161 0x1091 #define ALX_DEV_ID_E2200 0xe091 #define ALX_DEV_ID_E2400 0xe0a1 +#define ALX_DEV_ID_E2500 0xe0b1 #define ALX_DEV_ID_AR8162 0x1090 #define ALX_DEV_ID_AR8171 0x10A1 #define ALX_DEV_ID_AR8172 0x10A0 diff --git a/drivers/net/ethernet/broadcom/bgmac-bcma.c b/drivers/net/ethernet/broadcom/bgmac-bcma.c index 9a9745c4047c..625235db644f 100644 --- a/drivers/net/ethernet/broadcom/bgmac-bcma.c +++ b/drivers/net/ethernet/broadcom/bgmac-bcma.c @@ -159,7 +159,7 @@ static int bgmac_probe(struct bcma_device *core) if (!bgmac_is_bcm4707_family(core)) { mii_bus = bcma_mdio_mii_register(core, bgmac->phyaddr); - if (!IS_ERR(mii_bus)) { + if (IS_ERR(mii_bus)) { err = PTR_ERR(mii_bus); goto err; } diff --git a/drivers/net/ethernet/cavium/thunder/nic_reg.h b/drivers/net/ethernet/cavium/thunder/nic_reg.h index afb10e326b4f..fab35a593898 100644 --- a/drivers/net/ethernet/cavium/thunder/nic_reg.h +++ b/drivers/net/ethernet/cavium/thunder/nic_reg.h @@ -170,7 +170,6 @@ #define NIC_QSET_SQ_0_7_DOOR (0x010838) #define NIC_QSET_SQ_0_7_STATUS (0x010840) #define NIC_QSET_SQ_0_7_DEBUG (0x010848) -#define NIC_QSET_SQ_0_7_CNM_CHG (0x010860) #define NIC_QSET_SQ_0_7_STAT_0_1 (0x010900) #define NIC_QSET_RBDR_0_1_CFG (0x010C00) diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c index d2d8ef270142..ad4fddb55421 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c @@ -382,7 +382,10 @@ static void nicvf_get_regs(struct net_device *dev, p[i++] = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_DOOR, q); p[i++] = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_STATUS, q); p[i++] = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_DEBUG, q); - p[i++] = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_CNM_CHG, q); + /* Padding, was NIC_QSET_SQ_0_7_CNM_CHG, which + * produces bus errors when read + */ + p[i++] = 0; p[i++] = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_STAT_0_1, q); reg_offset = NIC_QSET_SQ_0_7_STAT_0_1 | (1 << 3); p[i++] = nicvf_queue_reg_read(nic, reg_offset, q); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index c45de49dc963..c762a8c8c954 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -4335,6 +4335,11 @@ static void cfg_queues(struct adapter *adap) #endif int ciq_size; + /* Reduce memory usage in kdump environment, disable all offload. + */ + if (is_kdump_kernel()) + adap->params.offload = 0; + for_each_port(adap, i) n10g += is_x_10g_port(&adap2pinfo(adap, i)->link_cfg); #ifdef CONFIG_CHELSIO_T4_DCB @@ -4365,11 +4370,6 @@ static void cfg_queues(struct adapter *adap) if (q10g > netif_get_num_default_rss_queues()) q10g = netif_get_num_default_rss_queues(); - /* Reduce memory usage in kdump environment, disable all offload. - */ - if (is_kdump_kernel()) - adap->params.offload = 0; - for_each_port(adap, i) { struct port_info *pi = adap2pinfo(adap, i); diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index d20935dc8399..4b4f5bc0e279 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -2922,17 +2922,25 @@ static bool gfar_add_rx_frag(struct gfar_rx_buff *rxb, u32 lstatus, { unsigned int size = lstatus & BD_LENGTH_MASK; struct page *page = rxb->page; + bool last = !!(lstatus & BD_LFLAG(RXBD_LAST)); /* Remove the FCS from the packet length */ - if (likely(lstatus & BD_LFLAG(RXBD_LAST))) + if (last) size -= ETH_FCS_LEN; - if (likely(first)) + if (likely(first)) { skb_put(skb, size); - else - skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, - rxb->page_offset + RXBUF_ALIGNMENT, - size, GFAR_RXB_TRUESIZE); + } else { + /* the last fragments' length contains the full frame length */ + if (last) + size -= skb->len; + + /* in case the last fragment consisted only of the FCS */ + if (size > 0) + skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, + rxb->page_offset + RXBUF_ALIGNMENT, + size, GFAR_RXB_TRUESIZE); + } /* try reuse page */ if (unlikely(page_count(page) != 1)) diff --git a/drivers/net/ethernet/freescale/gianfar.h b/drivers/net/ethernet/freescale/gianfar.h index 373fd094f2f3..6e8a9c8467b9 100644 --- a/drivers/net/ethernet/freescale/gianfar.h +++ b/drivers/net/ethernet/freescale/gianfar.h @@ -100,7 +100,8 @@ extern const char gfar_driver_version[]; #define DEFAULT_RX_LFC_THR 16 #define DEFAULT_LFC_PTVVAL 4 -#define GFAR_RXB_SIZE 1536 +/* prevent fragmenation by HW in DSA environments */ +#define GFAR_RXB_SIZE roundup(1536 + 8, 64) #define GFAR_SKBFRAG_SIZE (RXBUF_ALIGNMENT + GFAR_RXB_SIZE \ + SKB_DATA_ALIGN(sizeof(struct skb_shared_info))) #define GFAR_RXB_TRUESIZE 2048 diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c index ff8b6a468b24..6ea872287307 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c @@ -328,9 +328,10 @@ static void hns_ppe_init_hw(struct hns_ppe_cb *ppe_cb) static void hns_ppe_uninit_hw(struct hns_ppe_cb *ppe_cb) { u32 port; - struct dsaf_device *dsaf_dev = ppe_cb->ppe_common_cb->dsaf_dev; if (ppe_cb->ppe_common_cb) { + struct dsaf_device *dsaf_dev = ppe_cb->ppe_common_cb->dsaf_dev; + port = ppe_cb->index; dsaf_dev->misc_op->ppe_srst(dsaf_dev, port, 0); } diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.c b/drivers/net/ethernet/intel/i40e/i40e_client.c index e1370c556a3c..618f18436618 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_client.c +++ b/drivers/net/ethernet/intel/i40e/i40e_client.c @@ -199,6 +199,7 @@ void i40e_notify_client_of_l2_param_changes(struct i40e_vsi *vsi) void i40e_notify_client_of_netdev_open(struct i40e_vsi *vsi) { struct i40e_client_instance *cdev; + int ret = 0; if (!vsi) return; @@ -211,7 +212,14 @@ void i40e_notify_client_of_netdev_open(struct i40e_vsi *vsi) "Cannot locate client instance open routine\n"); continue; } - cdev->client->ops->open(&cdev->lan_info, cdev->client); + if (!(test_bit(__I40E_CLIENT_INSTANCE_OPENED, + &cdev->state))) { + ret = cdev->client->ops->open(&cdev->lan_info, + cdev->client); + if (!ret) + set_bit(__I40E_CLIENT_INSTANCE_OPENED, + &cdev->state); + } } } mutex_unlock(&i40e_client_instance_mutex); @@ -407,12 +415,14 @@ struct i40e_vsi *i40e_vsi_lookup(struct i40e_pf *pf, * i40e_client_add_instance - add a client instance struct to the instance list * @pf: pointer to the board struct * @client: pointer to a client struct in the client list. + * @existing: if there was already an existing instance * - * Returns cdev ptr on success, NULL on failure + * Returns cdev ptr on success or if already exists, NULL on failure **/ static struct i40e_client_instance *i40e_client_add_instance(struct i40e_pf *pf, - struct i40e_client *client) + struct i40e_client *client, + bool *existing) { struct i40e_client_instance *cdev; struct netdev_hw_addr *mac = NULL; @@ -421,7 +431,7 @@ struct i40e_client_instance *i40e_client_add_instance(struct i40e_pf *pf, mutex_lock(&i40e_client_instance_mutex); list_for_each_entry(cdev, &i40e_client_instances, list) { if ((cdev->lan_info.pf == pf) && (cdev->client == client)) { - cdev = NULL; + *existing = true; goto out; } } @@ -505,6 +515,7 @@ void i40e_client_subtask(struct i40e_pf *pf) { struct i40e_client_instance *cdev; struct i40e_client *client; + bool existing = false; int ret = 0; if (!(pf->flags & I40E_FLAG_SERVICE_CLIENT_REQUESTED)) @@ -528,18 +539,25 @@ void i40e_client_subtask(struct i40e_pf *pf) /* check if L2 VSI is up, if not we are not ready */ if (test_bit(__I40E_DOWN, &pf->vsi[pf->lan_vsi]->state)) continue; + } else { + dev_warn(&pf->pdev->dev, "This client %s is being instanciated at probe\n", + client->name); } /* Add the client instance to the instance list */ - cdev = i40e_client_add_instance(pf, client); + cdev = i40e_client_add_instance(pf, client, &existing); if (!cdev) continue; - /* Also up the ref_cnt of no. of instances of this client */ - atomic_inc(&client->ref_cnt); - dev_info(&pf->pdev->dev, "Added instance of Client %s to PF%d bus=0x%02x func=0x%02x\n", - client->name, pf->hw.pf_id, - pf->hw.bus.device, pf->hw.bus.func); + if (!existing) { + /* Also up the ref_cnt for no. of instances of this + * client. + */ + atomic_inc(&client->ref_cnt); + dev_info(&pf->pdev->dev, "Added instance of Client %s to PF%d bus=0x%02x func=0x%02x\n", + client->name, pf->hw.pf_id, + pf->hw.bus.device, pf->hw.bus.func); + } /* Send an Open request to the client */ atomic_inc(&cdev->ref_cnt); @@ -588,7 +606,8 @@ int i40e_lan_add_device(struct i40e_pf *pf) pf->hw.pf_id, pf->hw.bus.device, pf->hw.bus.func); /* Since in some cases register may have happened before a device gets - * added, we can schedule a subtask to go initiate the clients. + * added, we can schedule a subtask to go initiate the clients if + * they can be launched at probe time. */ pf->flags |= I40E_FLAG_SERVICE_CLIENT_REQUESTED; i40e_service_event_schedule(pf); diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index c6ac7a61812f..828ed28c3c14 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -5431,7 +5431,6 @@ int i40e_open(struct net_device *netdev) wr32(&pf->hw, I40E_GLLAN_TSOMSK_L, be32_to_cpu(TCP_FLAG_CWR) >> 16); udp_tunnel_get_rx_info(netdev); - i40e_notify_client_of_netdev_open(vsi); return 0; } diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c index b4217f30e89c..c47b605e8651 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c @@ -2958,8 +2958,10 @@ s32 ixgbe_clear_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq) } /* was that the last pool using this rar? */ - if (mpsar_lo == 0 && mpsar_hi == 0 && rar != 0) + if (mpsar_lo == 0 && mpsar_hi == 0 && + rar != 0 && rar != hw->mac.san_mac_rar_index) hw->mac.ops.clear_rar(hw, rar); + return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index d6e2a1cae19a..c2ec01a22d55 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -143,13 +143,14 @@ static struct mlx5_cmd_layout *get_inst(struct mlx5_cmd *cmd, int idx) return cmd->cmd_buf + (idx << cmd->log_stride); } -static u8 xor8_buf(void *buf, int len) +static u8 xor8_buf(void *buf, size_t offset, int len) { u8 *ptr = buf; u8 sum = 0; int i; + int end = len + offset; - for (i = 0; i < len; i++) + for (i = offset; i < end; i++) sum ^= ptr[i]; return sum; @@ -157,41 +158,49 @@ static u8 xor8_buf(void *buf, int len) static int verify_block_sig(struct mlx5_cmd_prot_block *block) { - if (xor8_buf(block->rsvd0, sizeof(*block) - sizeof(block->data) - 1) != 0xff) + size_t rsvd0_off = offsetof(struct mlx5_cmd_prot_block, rsvd0); + int xor_len = sizeof(*block) - sizeof(block->data) - 1; + + if (xor8_buf(block, rsvd0_off, xor_len) != 0xff) return -EINVAL; - if (xor8_buf(block, sizeof(*block)) != 0xff) + if (xor8_buf(block, 0, sizeof(*block)) != 0xff) return -EINVAL; return 0; } -static void calc_block_sig(struct mlx5_cmd_prot_block *block, u8 token, - int csum) +static void calc_block_sig(struct mlx5_cmd_prot_block *block) { - block->token = token; - if (csum) { - block->ctrl_sig = ~xor8_buf(block->rsvd0, sizeof(*block) - - sizeof(block->data) - 2); - block->sig = ~xor8_buf(block, sizeof(*block) - 1); - } + int ctrl_xor_len = sizeof(*block) - sizeof(block->data) - 2; + size_t rsvd0_off = offsetof(struct mlx5_cmd_prot_block, rsvd0); + + block->ctrl_sig = ~xor8_buf(block, rsvd0_off, ctrl_xor_len); + block->sig = ~xor8_buf(block, 0, sizeof(*block) - 1); } -static void calc_chain_sig(struct mlx5_cmd_msg *msg, u8 token, int csum) +static void calc_chain_sig(struct mlx5_cmd_msg *msg) { struct mlx5_cmd_mailbox *next = msg->next; - - while (next) { - calc_block_sig(next->buf, token, csum); + int size = msg->len; + int blen = size - min_t(int, sizeof(msg->first.data), size); + int n = (blen + MLX5_CMD_DATA_BLOCK_SIZE - 1) + / MLX5_CMD_DATA_BLOCK_SIZE; + int i = 0; + + for (i = 0; i < n && next; i++) { + calc_block_sig(next->buf); next = next->next; } } static void set_signature(struct mlx5_cmd_work_ent *ent, int csum) { - ent->lay->sig = ~xor8_buf(ent->lay, sizeof(*ent->lay)); - calc_chain_sig(ent->in, ent->token, csum); - calc_chain_sig(ent->out, ent->token, csum); + ent->lay->sig = ~xor8_buf(ent->lay, 0, sizeof(*ent->lay)); + if (csum) { + calc_chain_sig(ent->in); + calc_chain_sig(ent->out); + } } static void poll_timeout(struct mlx5_cmd_work_ent *ent) @@ -222,12 +231,17 @@ static int verify_signature(struct mlx5_cmd_work_ent *ent) struct mlx5_cmd_mailbox *next = ent->out->next; int err; u8 sig; + int size = ent->out->len; + int blen = size - min_t(int, sizeof(ent->out->first.data), size); + int n = (blen + MLX5_CMD_DATA_BLOCK_SIZE - 1) + / MLX5_CMD_DATA_BLOCK_SIZE; + int i = 0; - sig = xor8_buf(ent->lay, sizeof(*ent->lay)); + sig = xor8_buf(ent->lay, 0, sizeof(*ent->lay)); if (sig != 0xff) return -EINVAL; - while (next) { + for (i = 0; i < n && next; i++) { err = verify_block_sig(next->buf); if (err) return err; @@ -656,7 +670,6 @@ static void cmd_work_handler(struct work_struct *work) spin_unlock_irqrestore(&cmd->alloc_lock, flags); } - ent->token = alloc_token(cmd); cmd->ent_arr[ent->idx] = ent; lay = get_inst(cmd, ent->idx); ent->lay = lay; @@ -766,7 +779,8 @@ static u8 *get_status_ptr(struct mlx5_outbox_hdr *out) static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in, struct mlx5_cmd_msg *out, void *uout, int uout_size, mlx5_cmd_cbk_t callback, - void *context, int page_queue, u8 *status) + void *context, int page_queue, u8 *status, + u8 token) { struct mlx5_cmd *cmd = &dev->cmd; struct mlx5_cmd_work_ent *ent; @@ -783,6 +797,8 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in, if (IS_ERR(ent)) return PTR_ERR(ent); + ent->token = token; + if (!callback) init_completion(&ent->done); @@ -854,7 +870,8 @@ static const struct file_operations fops = { .write = dbg_write, }; -static int mlx5_copy_to_msg(struct mlx5_cmd_msg *to, void *from, int size) +static int mlx5_copy_to_msg(struct mlx5_cmd_msg *to, void *from, int size, + u8 token) { struct mlx5_cmd_prot_block *block; struct mlx5_cmd_mailbox *next; @@ -880,6 +897,7 @@ static int mlx5_copy_to_msg(struct mlx5_cmd_msg *to, void *from, int size) memcpy(block->data, from, copy); from += copy; size -= copy; + block->token = token; next = next->next; } @@ -949,7 +967,8 @@ static void free_cmd_box(struct mlx5_core_dev *dev, } static struct mlx5_cmd_msg *mlx5_alloc_cmd_msg(struct mlx5_core_dev *dev, - gfp_t flags, int size) + gfp_t flags, int size, + u8 token) { struct mlx5_cmd_mailbox *tmp, *head = NULL; struct mlx5_cmd_prot_block *block; @@ -978,6 +997,7 @@ static struct mlx5_cmd_msg *mlx5_alloc_cmd_msg(struct mlx5_core_dev *dev, tmp->next = head; block->next = cpu_to_be64(tmp->next ? tmp->next->dma : 0); block->block_num = cpu_to_be32(n - i - 1); + block->token = token; head = tmp; } msg->next = head; @@ -1352,7 +1372,7 @@ static struct mlx5_cmd_msg *alloc_msg(struct mlx5_core_dev *dev, int in_size, } if (IS_ERR(msg)) - msg = mlx5_alloc_cmd_msg(dev, gfp, in_size); + msg = mlx5_alloc_cmd_msg(dev, gfp, in_size, 0); return msg; } @@ -1377,6 +1397,7 @@ static int cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out, int err; u8 status = 0; u32 drv_synd; + u8 token; if (pci_channel_offline(dev->pdev) || dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) { @@ -1395,20 +1416,22 @@ static int cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out, return err; } - err = mlx5_copy_to_msg(inb, in, in_size); + token = alloc_token(&dev->cmd); + + err = mlx5_copy_to_msg(inb, in, in_size, token); if (err) { mlx5_core_warn(dev, "err %d\n", err); goto out_in; } - outb = mlx5_alloc_cmd_msg(dev, gfp, out_size); + outb = mlx5_alloc_cmd_msg(dev, gfp, out_size, token); if (IS_ERR(outb)) { err = PTR_ERR(outb); goto out_in; } err = mlx5_cmd_invoke(dev, inb, outb, out, out_size, callback, context, - pages_queue, &status); + pages_queue, &status, token); if (err) goto out_out; @@ -1476,7 +1499,7 @@ static int create_msg_cache(struct mlx5_core_dev *dev) INIT_LIST_HEAD(&cmd->cache.med.head); for (i = 0; i < NUM_LONG_LISTS; i++) { - msg = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, LONG_LIST_SIZE); + msg = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, LONG_LIST_SIZE, 0); if (IS_ERR(msg)) { err = PTR_ERR(msg); goto ex_err; @@ -1486,7 +1509,7 @@ static int create_msg_cache(struct mlx5_core_dev *dev) } for (i = 0; i < NUM_MED_LISTS; i++) { - msg = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, MED_LIST_SIZE); + msg = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, MED_LIST_SIZE, 0); if (IS_ERR(msg)) { err = PTR_ERR(msg); goto ex_err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 1b495efa7490..bf722aa88cf0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -73,8 +73,12 @@ #define MLX5_MPWRQ_PAGES_PER_WQE BIT(MLX5_MPWRQ_WQE_PAGE_ORDER) #define MLX5_MPWRQ_STRIDES_PER_PAGE (MLX5_MPWRQ_NUM_STRIDES >> \ MLX5_MPWRQ_WQE_PAGE_ORDER) -#define MLX5_CHANNEL_MAX_NUM_MTTS (ALIGN(MLX5_MPWRQ_PAGES_PER_WQE, 8) * \ - BIT(MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE_MPW)) + +#define MLX5_MTT_OCTW(npages) (ALIGN(npages, 8) / 2) +#define MLX5E_REQUIRED_MTTS(rqs, wqes)\ + (rqs * wqes * ALIGN(MLX5_MPWRQ_PAGES_PER_WQE, 8)) +#define MLX5E_VALID_NUM_MTTS(num_mtts) (MLX5_MTT_OCTW(num_mtts) <= U16_MAX) + #define MLX5_UMR_ALIGN (2048) #define MLX5_MPWRQ_SMALL_PACKET_THRESHOLD (128) @@ -219,9 +223,8 @@ struct mlx5e_tstamp { }; enum { - MLX5E_RQ_STATE_POST_WQES_ENABLE, + MLX5E_RQ_STATE_FLUSH, MLX5E_RQ_STATE_UMR_WQE_IN_PROGRESS, - MLX5E_RQ_STATE_FLUSH_TIMEOUT, MLX5E_RQ_STATE_AM, }; @@ -304,6 +307,7 @@ struct mlx5e_rq { unsigned long state; int ix; + u32 mpwqe_mtt_offset; struct mlx5e_rx_am am; /* Adaptive Moderation */ @@ -365,9 +369,8 @@ struct mlx5e_sq_dma { }; enum { - MLX5E_SQ_STATE_WAKE_TXQ_ENABLE, + MLX5E_SQ_STATE_FLUSH, MLX5E_SQ_STATE_BF_ENABLE, - MLX5E_SQ_STATE_TX_TIMEOUT, }; struct mlx5e_ico_wqe_info { @@ -698,7 +701,6 @@ int mlx5e_napi_poll(struct napi_struct *napi, int budget); bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget); int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget); void mlx5e_free_tx_descs(struct mlx5e_sq *sq); -void mlx5e_free_rx_descs(struct mlx5e_rq *rq); void mlx5e_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe); void mlx5e_handle_rx_cqe_mpwrq(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe); @@ -814,11 +816,6 @@ static inline int mlx5e_get_max_num_channels(struct mlx5_core_dev *mdev) MLX5E_MAX_NUM_CHANNELS); } -static inline int mlx5e_get_mtt_octw(int npages) -{ - return ALIGN(npages, 8) / 2; -} - extern const struct ethtool_ops mlx5e_ethtool_ops; #ifdef CONFIG_MLX5_CORE_EN_DCB extern const struct dcbnl_rtnl_ops mlx5e_dcbnl_ops; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_common.c b/drivers/net/ethernet/mellanox/mlx5/core/en_common.c index 673043ccd76c..9cce153e1035 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_common.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_common.c @@ -139,7 +139,7 @@ int mlx5e_refresh_tirs_self_loopback_enable(struct mlx5_core_dev *mdev) struct mlx5e_tir *tir; void *in; int inlen; - int err; + int err = 0; inlen = MLX5_ST_SZ_BYTES(modify_tir_in); in = mlx5_vzalloc(inlen); @@ -151,10 +151,11 @@ int mlx5e_refresh_tirs_self_loopback_enable(struct mlx5_core_dev *mdev) list_for_each_entry(tir, &mdev->mlx5e_res.td.tirs_list, list) { err = mlx5_core_modify_tir(mdev, tir->tirn, in, inlen); if (err) - return err; + goto out; } +out: kvfree(in); - return 0; + return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c index caa9a3ccc3f3..762af16ed021 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c @@ -127,29 +127,40 @@ int mlx5e_dcbnl_ieee_setets_core(struct mlx5e_priv *priv, struct ieee_ets *ets) return mlx5_set_port_tc_bw_alloc(mdev, tc_tx_bw); } -static int mlx5e_dbcnl_validate_ets(struct ieee_ets *ets) +static int mlx5e_dbcnl_validate_ets(struct net_device *netdev, + struct ieee_ets *ets) { int bw_sum = 0; int i; /* Validate Priority */ for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) { - if (ets->prio_tc[i] >= MLX5E_MAX_PRIORITY) + if (ets->prio_tc[i] >= MLX5E_MAX_PRIORITY) { + netdev_err(netdev, + "Failed to validate ETS: priority value greater than max(%d)\n", + MLX5E_MAX_PRIORITY); return -EINVAL; + } } /* Validate Bandwidth Sum */ for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) { if (ets->tc_tsa[i] == IEEE_8021QAZ_TSA_ETS) { - if (!ets->tc_tx_bw[i]) + if (!ets->tc_tx_bw[i]) { + netdev_err(netdev, + "Failed to validate ETS: BW 0 is illegal\n"); return -EINVAL; + } bw_sum += ets->tc_tx_bw[i]; } } - if (bw_sum != 0 && bw_sum != 100) + if (bw_sum != 0 && bw_sum != 100) { + netdev_err(netdev, + "Failed to validate ETS: BW sum is illegal\n"); return -EINVAL; + } return 0; } @@ -159,7 +170,7 @@ static int mlx5e_dcbnl_ieee_setets(struct net_device *netdev, struct mlx5e_priv *priv = netdev_priv(netdev); int err; - err = mlx5e_dbcnl_validate_ets(ets); + err = mlx5e_dbcnl_validate_ets(netdev, ets); if (err) return err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index 4a3757e60441..d0cf8fa22659 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -352,15 +352,61 @@ static void mlx5e_get_ethtool_stats(struct net_device *dev, sq_stats_desc, j); } +static u32 mlx5e_rx_wqes_to_packets(struct mlx5e_priv *priv, int rq_wq_type, + int num_wqe) +{ + int packets_per_wqe; + int stride_size; + int num_strides; + int wqe_size; + + if (rq_wq_type != MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) + return num_wqe; + + stride_size = 1 << priv->params.mpwqe_log_stride_sz; + num_strides = 1 << priv->params.mpwqe_log_num_strides; + wqe_size = stride_size * num_strides; + + packets_per_wqe = wqe_size / + ALIGN(ETH_DATA_LEN, stride_size); + return (1 << (order_base_2(num_wqe * packets_per_wqe) - 1)); +} + +static u32 mlx5e_packets_to_rx_wqes(struct mlx5e_priv *priv, int rq_wq_type, + int num_packets) +{ + int packets_per_wqe; + int stride_size; + int num_strides; + int wqe_size; + int num_wqes; + + if (rq_wq_type != MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) + return num_packets; + + stride_size = 1 << priv->params.mpwqe_log_stride_sz; + num_strides = 1 << priv->params.mpwqe_log_num_strides; + wqe_size = stride_size * num_strides; + + num_packets = (1 << order_base_2(num_packets)); + + packets_per_wqe = wqe_size / + ALIGN(ETH_DATA_LEN, stride_size); + num_wqes = DIV_ROUND_UP(num_packets, packets_per_wqe); + return 1 << (order_base_2(num_wqes)); +} + static void mlx5e_get_ringparam(struct net_device *dev, struct ethtool_ringparam *param) { struct mlx5e_priv *priv = netdev_priv(dev); int rq_wq_type = priv->params.rq_wq_type; - param->rx_max_pending = 1 << mlx5_max_log_rq_size(rq_wq_type); + param->rx_max_pending = mlx5e_rx_wqes_to_packets(priv, rq_wq_type, + 1 << mlx5_max_log_rq_size(rq_wq_type)); param->tx_max_pending = 1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE; - param->rx_pending = 1 << priv->params.log_rq_size; + param->rx_pending = mlx5e_rx_wqes_to_packets(priv, rq_wq_type, + 1 << priv->params.log_rq_size); param->tx_pending = 1 << priv->params.log_sq_size; } @@ -370,9 +416,13 @@ static int mlx5e_set_ringparam(struct net_device *dev, struct mlx5e_priv *priv = netdev_priv(dev); bool was_opened; int rq_wq_type = priv->params.rq_wq_type; + u32 rx_pending_wqes; + u32 min_rq_size; + u32 max_rq_size; u16 min_rx_wqes; u8 log_rq_size; u8 log_sq_size; + u32 num_mtts; int err = 0; if (param->rx_jumbo_pending) { @@ -385,18 +435,36 @@ static int mlx5e_set_ringparam(struct net_device *dev, __func__); return -EINVAL; } - if (param->rx_pending < (1 << mlx5_min_log_rq_size(rq_wq_type))) { + + min_rq_size = mlx5e_rx_wqes_to_packets(priv, rq_wq_type, + 1 << mlx5_min_log_rq_size(rq_wq_type)); + max_rq_size = mlx5e_rx_wqes_to_packets(priv, rq_wq_type, + 1 << mlx5_max_log_rq_size(rq_wq_type)); + rx_pending_wqes = mlx5e_packets_to_rx_wqes(priv, rq_wq_type, + param->rx_pending); + + if (param->rx_pending < min_rq_size) { netdev_info(dev, "%s: rx_pending (%d) < min (%d)\n", __func__, param->rx_pending, - 1 << mlx5_min_log_rq_size(rq_wq_type)); + min_rq_size); return -EINVAL; } - if (param->rx_pending > (1 << mlx5_max_log_rq_size(rq_wq_type))) { + if (param->rx_pending > max_rq_size) { netdev_info(dev, "%s: rx_pending (%d) > max (%d)\n", __func__, param->rx_pending, - 1 << mlx5_max_log_rq_size(rq_wq_type)); + max_rq_size); return -EINVAL; } + + num_mtts = MLX5E_REQUIRED_MTTS(priv->params.num_channels, + rx_pending_wqes); + if (priv->params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ && + !MLX5E_VALID_NUM_MTTS(num_mtts)) { + netdev_info(dev, "%s: rx_pending (%d) request can't be satisfied, try to reduce.\n", + __func__, param->rx_pending); + return -EINVAL; + } + if (param->tx_pending < (1 << MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE)) { netdev_info(dev, "%s: tx_pending (%d) < min (%d)\n", __func__, param->tx_pending, @@ -410,9 +478,9 @@ static int mlx5e_set_ringparam(struct net_device *dev, return -EINVAL; } - log_rq_size = order_base_2(param->rx_pending); + log_rq_size = order_base_2(rx_pending_wqes); log_sq_size = order_base_2(param->tx_pending); - min_rx_wqes = mlx5_min_rx_wqes(rq_wq_type, param->rx_pending); + min_rx_wqes = mlx5_min_rx_wqes(rq_wq_type, rx_pending_wqes); if (log_rq_size == priv->params.log_rq_size && log_sq_size == priv->params.log_sq_size && @@ -454,6 +522,7 @@ static int mlx5e_set_channels(struct net_device *dev, unsigned int count = ch->combined_count; bool arfs_enabled; bool was_opened; + u32 num_mtts; int err = 0; if (!count) { @@ -472,6 +541,14 @@ static int mlx5e_set_channels(struct net_device *dev, return -EINVAL; } + num_mtts = MLX5E_REQUIRED_MTTS(count, BIT(priv->params.log_rq_size)); + if (priv->params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ && + !MLX5E_VALID_NUM_MTTS(num_mtts)) { + netdev_info(dev, "%s: rx count (%d) request can't be satisfied, try to reduce.\n", + __func__, count); + return -EINVAL; + } + if (priv->params.num_channels == count) return 0; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 870bea37c57c..2459c7f3db8d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -39,13 +39,6 @@ #include "eswitch.h" #include "vxlan.h" -enum { - MLX5_EN_QP_FLUSH_TIMEOUT_MS = 5000, - MLX5_EN_QP_FLUSH_MSLEEP_QUANT = 20, - MLX5_EN_QP_FLUSH_MAX_ITER = MLX5_EN_QP_FLUSH_TIMEOUT_MS / - MLX5_EN_QP_FLUSH_MSLEEP_QUANT, -}; - struct mlx5e_rq_param { u32 rqc[MLX5_ST_SZ_DW(rqc)]; struct mlx5_wq_param wq; @@ -162,6 +155,7 @@ static void mlx5e_update_sw_counters(struct mlx5e_priv *priv) s->tx_queue_stopped += sq_stats->stopped; s->tx_queue_wake += sq_stats->wake; s->tx_queue_dropped += sq_stats->dropped; + s->tx_xmit_more += sq_stats->xmit_more; s->tx_csum_partial_inner += sq_stats->csum_partial_inner; tx_offload_none += sq_stats->csum_none; } @@ -340,6 +334,9 @@ static int mlx5e_create_rq(struct mlx5e_channel *c, rq->alloc_wqe = mlx5e_alloc_rx_mpwqe; rq->dealloc_wqe = mlx5e_dealloc_rx_mpwqe; + rq->mpwqe_mtt_offset = c->ix * + MLX5E_REQUIRED_MTTS(1, BIT(priv->params.log_rq_size)); + rq->mpwqe_stride_sz = BIT(priv->params.mpwqe_log_stride_sz); rq->mpwqe_num_strides = BIT(priv->params.mpwqe_log_num_strides); rq->wqe_sz = rq->mpwqe_stride_sz * rq->mpwqe_num_strides; @@ -428,7 +425,6 @@ static int mlx5e_enable_rq(struct mlx5e_rq *rq, struct mlx5e_rq_param *param) MLX5_SET(rqc, rqc, cqn, rq->cq.mcq.cqn); MLX5_SET(rqc, rqc, state, MLX5_RQC_STATE_RST); - MLX5_SET(rqc, rqc, flush_in_error_en, 1); MLX5_SET(rqc, rqc, vsd, priv->params.vlan_strip_disable); MLX5_SET(wq, wq, log_wq_pg_sz, rq->wq_ctrl.buf.page_shift - MLX5_ADAPTER_PAGE_SHIFT); @@ -525,6 +521,27 @@ static int mlx5e_wait_for_min_rx_wqes(struct mlx5e_rq *rq) return -ETIMEDOUT; } +static void mlx5e_free_rx_descs(struct mlx5e_rq *rq) +{ + struct mlx5_wq_ll *wq = &rq->wq; + struct mlx5e_rx_wqe *wqe; + __be16 wqe_ix_be; + u16 wqe_ix; + + /* UMR WQE (if in progress) is always at wq->head */ + if (test_bit(MLX5E_RQ_STATE_UMR_WQE_IN_PROGRESS, &rq->state)) + mlx5e_free_rx_fragmented_mpwqe(rq, &rq->wqe_info[wq->head]); + + while (!mlx5_wq_ll_is_empty(wq)) { + wqe_ix_be = *wq->tail_next; + wqe_ix = be16_to_cpu(wqe_ix_be); + wqe = mlx5_wq_ll_get_wqe(&rq->wq, wqe_ix); + rq->dealloc_wqe(rq, wqe_ix); + mlx5_wq_ll_pop(&rq->wq, wqe_ix_be, + &wqe->next.next_wqe_index); + } +} + static int mlx5e_open_rq(struct mlx5e_channel *c, struct mlx5e_rq_param *param, struct mlx5e_rq *rq) @@ -548,8 +565,6 @@ static int mlx5e_open_rq(struct mlx5e_channel *c, if (param->am_enabled) set_bit(MLX5E_RQ_STATE_AM, &c->rq.state); - set_bit(MLX5E_RQ_STATE_POST_WQES_ENABLE, &rq->state); - sq->ico_wqe_info[pi].opcode = MLX5_OPCODE_NOP; sq->ico_wqe_info[pi].num_wqebbs = 1; mlx5e_send_nop(sq, true); /* trigger mlx5e_post_rx_wqes() */ @@ -566,23 +581,8 @@ err_destroy_rq: static void mlx5e_close_rq(struct mlx5e_rq *rq) { - int tout = 0; - int err; - - clear_bit(MLX5E_RQ_STATE_POST_WQES_ENABLE, &rq->state); + set_bit(MLX5E_RQ_STATE_FLUSH, &rq->state); napi_synchronize(&rq->channel->napi); /* prevent mlx5e_post_rx_wqes */ - - err = mlx5e_modify_rq_state(rq, MLX5_RQC_STATE_RDY, MLX5_RQC_STATE_ERR); - while (!mlx5_wq_ll_is_empty(&rq->wq) && !err && - tout++ < MLX5_EN_QP_FLUSH_MAX_ITER) - msleep(MLX5_EN_QP_FLUSH_MSLEEP_QUANT); - - if (err || tout == MLX5_EN_QP_FLUSH_MAX_ITER) - set_bit(MLX5E_RQ_STATE_FLUSH_TIMEOUT, &rq->state); - - /* avoid destroying rq before mlx5e_poll_rx_cq() is done with it */ - napi_synchronize(&rq->channel->napi); - cancel_work_sync(&rq->am.work); mlx5e_disable_rq(rq); @@ -821,7 +821,6 @@ static int mlx5e_open_sq(struct mlx5e_channel *c, goto err_disable_sq; if (sq->txq) { - set_bit(MLX5E_SQ_STATE_WAKE_TXQ_ENABLE, &sq->state); netdev_tx_reset_queue(sq->txq); netif_tx_start_queue(sq->txq); } @@ -845,38 +844,20 @@ static inline void netif_tx_disable_queue(struct netdev_queue *txq) static void mlx5e_close_sq(struct mlx5e_sq *sq) { - int tout = 0; - int err; + set_bit(MLX5E_SQ_STATE_FLUSH, &sq->state); + /* prevent netif_tx_wake_queue */ + napi_synchronize(&sq->channel->napi); if (sq->txq) { - clear_bit(MLX5E_SQ_STATE_WAKE_TXQ_ENABLE, &sq->state); - /* prevent netif_tx_wake_queue */ - napi_synchronize(&sq->channel->napi); netif_tx_disable_queue(sq->txq); - /* ensure hw is notified of all pending wqes */ + /* last doorbell out, godspeed .. */ if (mlx5e_sq_has_room_for(sq, 1)) mlx5e_send_nop(sq, true); - - err = mlx5e_modify_sq(sq, MLX5_SQC_STATE_RDY, - MLX5_SQC_STATE_ERR, false, 0); - if (err) - set_bit(MLX5E_SQ_STATE_TX_TIMEOUT, &sq->state); - } - - /* wait till sq is empty, unless a TX timeout occurred on this SQ */ - while (sq->cc != sq->pc && - !test_bit(MLX5E_SQ_STATE_TX_TIMEOUT, &sq->state)) { - msleep(MLX5_EN_QP_FLUSH_MSLEEP_QUANT); - if (tout++ > MLX5_EN_QP_FLUSH_MAX_ITER) - set_bit(MLX5E_SQ_STATE_TX_TIMEOUT, &sq->state); } - /* avoid destroying sq before mlx5e_poll_tx_cq() is done with it */ - napi_synchronize(&sq->channel->napi); - - mlx5e_free_tx_descs(sq); mlx5e_disable_sq(sq); + mlx5e_free_tx_descs(sq); mlx5e_destroy_sq(sq); } @@ -1826,10 +1807,6 @@ int mlx5e_open_locked(struct net_device *netdev) netif_set_real_num_tx_queues(netdev, num_txqs); netif_set_real_num_rx_queues(netdev, priv->params.num_channels); - err = mlx5e_set_dev_port_mtu(netdev); - if (err) - goto err_clear_state_opened_flag; - err = mlx5e_open_channels(priv); if (err) { netdev_err(netdev, "%s: mlx5e_open_channels failed, %d\n", @@ -2573,6 +2550,7 @@ static int mlx5e_change_mtu(struct net_device *netdev, int new_mtu) u16 max_mtu; u16 min_mtu; int err = 0; + bool reset; mlx5_query_port_max_mtu(mdev, &max_mtu, 1); @@ -2588,13 +2566,18 @@ static int mlx5e_change_mtu(struct net_device *netdev, int new_mtu) mutex_lock(&priv->state_lock); + reset = !priv->params.lro_en && + (priv->params.rq_wq_type != + MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ); + was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state); - if (was_opened) + if (was_opened && reset) mlx5e_close_locked(netdev); netdev->mtu = new_mtu; + mlx5e_set_dev_port_mtu(netdev); - if (was_opened) + if (was_opened && reset) err = mlx5e_open_locked(netdev); mutex_unlock(&priv->state_lock); @@ -2794,7 +2777,7 @@ static void mlx5e_tx_timeout(struct net_device *dev) if (!netif_xmit_stopped(netdev_get_tx_queue(dev, i))) continue; sched_work = true; - set_bit(MLX5E_SQ_STATE_TX_TIMEOUT, &sq->state); + set_bit(MLX5E_SQ_STATE_FLUSH, &sq->state); netdev_err(dev, "TX timeout on queue: %d, SQ: 0x%x, CQ: 0x%x, SQ Cons: 0x%x SQ Prod: 0x%x\n", i, sq->sqn, sq->cq.mcq.cqn, sq->cc, sq->pc); } @@ -3231,8 +3214,8 @@ static int mlx5e_create_umr_mkey(struct mlx5e_priv *priv) struct mlx5_create_mkey_mbox_in *in; struct mlx5_mkey_seg *mkc; int inlen = sizeof(*in); - u64 npages = - priv->profile->max_nch(mdev) * MLX5_CHANNEL_MAX_NUM_MTTS; + u64 npages = MLX5E_REQUIRED_MTTS(priv->profile->max_nch(mdev), + BIT(MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE_MPW)); int err; in = mlx5_vzalloc(inlen); @@ -3246,10 +3229,12 @@ static int mlx5e_create_umr_mkey(struct mlx5e_priv *priv) MLX5_PERM_LOCAL_WRITE | MLX5_ACCESS_MODE_MTT; + npages = min_t(u32, ALIGN(U16_MAX, 4) * 2, npages); + mkc->qpn_mkey7_0 = cpu_to_be32(0xffffff << 8); mkc->flags_pd = cpu_to_be32(mdev->mlx5e_res.pdn); mkc->len = cpu_to_be64(npages << PAGE_SHIFT); - mkc->xlt_oct_size = cpu_to_be32(mlx5e_get_mtt_octw(npages)); + mkc->xlt_oct_size = cpu_to_be32(MLX5_MTT_OCTW(npages)); mkc->log2_page_size = PAGE_SHIFT; err = mlx5_core_create_mkey(mdev, &priv->umr_mkey, in, inlen, NULL, @@ -3385,6 +3370,7 @@ static void mlx5e_nic_enable(struct mlx5e_priv *priv) queue_work(priv->wq, &priv->set_rx_mode_work); if (MLX5_CAP_GEN(mdev, vport_group_manager)) { + mlx5_query_nic_vport_mac_address(mdev, 0, rep.hw_id); rep.load = mlx5e_nic_rep_load; rep.unload = mlx5e_nic_rep_unload; rep.vport = 0; @@ -3463,6 +3449,8 @@ void *mlx5e_create_netdev(struct mlx5_core_dev *mdev, mlx5e_init_l2_addr(priv); + mlx5e_set_dev_port_mtu(netdev); + err = register_netdev(netdev); if (err) { mlx5_core_err(mdev, "register_netdev failed, %d\n", err); @@ -3501,16 +3489,20 @@ static void mlx5e_register_vport_rep(struct mlx5_core_dev *mdev) struct mlx5_eswitch *esw = mdev->priv.eswitch; int total_vfs = MLX5_TOTAL_VPORTS(mdev); int vport; + u8 mac[ETH_ALEN]; if (!MLX5_CAP_GEN(mdev, vport_group_manager)) return; + mlx5_query_nic_vport_mac_address(mdev, 0, mac); + for (vport = 1; vport < total_vfs; vport++) { struct mlx5_eswitch_rep rep; rep.load = mlx5e_vport_rep_load; rep.unload = mlx5e_vport_rep_unload; rep.vport = vport; + ether_addr_copy(rep.hw_id, mac); mlx5_eswitch_register_vport_rep(esw, &rep); } } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index 1c7d8b8314bf..134de4a11f1d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -135,17 +135,16 @@ static const struct ethtool_ops mlx5e_rep_ethtool_ops = { int mlx5e_attr_get(struct net_device *dev, struct switchdev_attr *attr) { struct mlx5e_priv *priv = netdev_priv(dev); + struct mlx5_eswitch_rep *rep = priv->ppriv; struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; - u8 mac[ETH_ALEN]; if (esw->mode == SRIOV_NONE) return -EOPNOTSUPP; switch (attr->id) { case SWITCHDEV_ATTR_ID_PORT_PARENT_ID: - mlx5_query_nic_vport_mac_address(priv->mdev, 0, mac); attr->u.ppid.id_len = ETH_ALEN; - memcpy(&attr->u.ppid.id, &mac, ETH_ALEN); + ether_addr_copy(attr->u.ppid.id, rep->hw_id); break; default: return -EOPNOTSUPP; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 9f2a16a507e0..b6f8ebbdb487 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -324,9 +324,9 @@ mlx5e_copy_skb_header_fragmented_mpwqe(struct device *pdev, } } -static u16 mlx5e_get_wqe_mtt_offset(u16 rq_ix, u16 wqe_ix) +static u32 mlx5e_get_wqe_mtt_offset(struct mlx5e_rq *rq, u16 wqe_ix) { - return rq_ix * MLX5_CHANNEL_MAX_NUM_MTTS + + return rq->mpwqe_mtt_offset + wqe_ix * ALIGN(MLX5_MPWRQ_PAGES_PER_WQE, 8); } @@ -340,7 +340,7 @@ static void mlx5e_build_umr_wqe(struct mlx5e_rq *rq, struct mlx5_wqe_data_seg *dseg = &wqe->data; struct mlx5e_mpw_info *wi = &rq->wqe_info[ix]; u8 ds_cnt = DIV_ROUND_UP(sizeof(*wqe), MLX5_SEND_WQE_DS); - u16 umr_wqe_mtt_offset = mlx5e_get_wqe_mtt_offset(rq->ix, ix); + u32 umr_wqe_mtt_offset = mlx5e_get_wqe_mtt_offset(rq, ix); memset(wqe, 0, sizeof(*wqe)); cseg->opmod_idx_opcode = @@ -353,9 +353,9 @@ static void mlx5e_build_umr_wqe(struct mlx5e_rq *rq, ucseg->flags = MLX5_UMR_TRANSLATION_OFFSET_EN; ucseg->klm_octowords = - cpu_to_be16(mlx5e_get_mtt_octw(MLX5_MPWRQ_PAGES_PER_WQE)); + cpu_to_be16(MLX5_MTT_OCTW(MLX5_MPWRQ_PAGES_PER_WQE)); ucseg->bsf_octowords = - cpu_to_be16(mlx5e_get_mtt_octw(umr_wqe_mtt_offset)); + cpu_to_be16(MLX5_MTT_OCTW(umr_wqe_mtt_offset)); ucseg->mkey_mask = cpu_to_be64(MLX5_MKEY_MASK_FREE); dseg->lkey = sq->mkey_be; @@ -423,7 +423,7 @@ static int mlx5e_alloc_rx_fragmented_mpwqe(struct mlx5e_rq *rq, { struct mlx5e_mpw_info *wi = &rq->wqe_info[ix]; int mtt_sz = mlx5e_get_wqe_mtt_sz(); - u32 dma_offset = mlx5e_get_wqe_mtt_offset(rq->ix, ix) << PAGE_SHIFT; + u64 dma_offset = (u64)mlx5e_get_wqe_mtt_offset(rq, ix) << PAGE_SHIFT; int i; wi->umr.dma_info = kmalloc(sizeof(*wi->umr.dma_info) * @@ -506,6 +506,12 @@ void mlx5e_post_rx_fragmented_mpwqe(struct mlx5e_rq *rq) struct mlx5e_rx_wqe *wqe = mlx5_wq_ll_get_wqe(wq, wq->head); clear_bit(MLX5E_RQ_STATE_UMR_WQE_IN_PROGRESS, &rq->state); + + if (unlikely(test_bit(MLX5E_RQ_STATE_FLUSH, &rq->state))) { + mlx5e_free_rx_fragmented_mpwqe(rq, &rq->wqe_info[wq->head]); + return; + } + mlx5_wq_ll_push(wq, be16_to_cpu(wqe->next.next_wqe_index)); rq->stats.mpwqe_frag++; @@ -595,26 +601,9 @@ void mlx5e_dealloc_rx_mpwqe(struct mlx5e_rq *rq, u16 ix) wi->free_wqe(rq, wi); } -void mlx5e_free_rx_descs(struct mlx5e_rq *rq) -{ - struct mlx5_wq_ll *wq = &rq->wq; - struct mlx5e_rx_wqe *wqe; - __be16 wqe_ix_be; - u16 wqe_ix; - - while (!mlx5_wq_ll_is_empty(wq)) { - wqe_ix_be = *wq->tail_next; - wqe_ix = be16_to_cpu(wqe_ix_be); - wqe = mlx5_wq_ll_get_wqe(&rq->wq, wqe_ix); - rq->dealloc_wqe(rq, wqe_ix); - mlx5_wq_ll_pop(&rq->wq, wqe_ix_be, - &wqe->next.next_wqe_index); - } -} - #define RQ_CANNOT_POST(rq) \ - (!test_bit(MLX5E_RQ_STATE_POST_WQES_ENABLE, &rq->state) || \ - test_bit(MLX5E_RQ_STATE_UMR_WQE_IN_PROGRESS, &rq->state)) + (test_bit(MLX5E_RQ_STATE_FLUSH, &rq->state) || \ + test_bit(MLX5E_RQ_STATE_UMR_WQE_IN_PROGRESS, &rq->state)) bool mlx5e_post_rx_wqes(struct mlx5e_rq *rq) { @@ -916,7 +905,7 @@ int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget) struct mlx5e_rq *rq = container_of(cq, struct mlx5e_rq, cq); int work_done = 0; - if (unlikely(test_bit(MLX5E_RQ_STATE_FLUSH_TIMEOUT, &rq->state))) + if (unlikely(test_bit(MLX5E_RQ_STATE_FLUSH, &rq->state))) return 0; if (cq->decmprs_left) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h index 7b9d8a989b52..499487ce3b53 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h @@ -70,6 +70,7 @@ struct mlx5e_sw_stats { u64 tx_queue_stopped; u64 tx_queue_wake; u64 tx_queue_dropped; + u64 tx_xmit_more; u64 rx_wqe_err; u64 rx_mpwqe_filler; u64 rx_mpwqe_frag; @@ -101,6 +102,7 @@ static const struct counter_desc sw_stats_desc[] = { { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_stopped) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_wake) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_dropped) }, + { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_xmit_more) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_wqe_err) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_mpwqe_filler) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_mpwqe_frag) }, @@ -298,6 +300,7 @@ struct mlx5e_sq_stats { /* commonly accessed in data path */ u64 packets; u64 bytes; + u64 xmit_more; u64 tso_packets; u64 tso_bytes; u64 tso_inner_packets; @@ -324,6 +327,7 @@ static const struct counter_desc sq_stats_desc[] = { { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, stopped) }, { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, wake) }, { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, dropped) }, + { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, xmit_more) }, }; #define NUM_SW_COUNTERS ARRAY_SIZE(sw_stats_desc) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index dc8b1cb0fdc8..22cfc4ac1837 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -170,7 +170,7 @@ static int parse_cls_flower(struct mlx5e_priv *priv, struct mlx5_flow_spec *spec if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_CONTROL)) { struct flow_dissector_key_control *key = skb_flow_dissector_target(f->dissector, - FLOW_DISSECTOR_KEY_BASIC, + FLOW_DISSECTOR_KEY_CONTROL, f->key); addr_type = key->addr_type; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index e073bf59890d..988eca99ee0f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -375,6 +375,7 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb) sq->stats.packets++; sq->stats.bytes += num_bytes; + sq->stats.xmit_more += skb->xmit_more; return NETDEV_TX_OK; dma_unmap_wqe_err: @@ -394,35 +395,6 @@ netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev) return mlx5e_sq_xmit(sq, skb); } -void mlx5e_free_tx_descs(struct mlx5e_sq *sq) -{ - struct mlx5e_tx_wqe_info *wi; - struct sk_buff *skb; - u16 ci; - int i; - - while (sq->cc != sq->pc) { - ci = sq->cc & sq->wq.sz_m1; - skb = sq->skb[ci]; - wi = &sq->wqe_info[ci]; - - if (!skb) { /* nop */ - sq->cc++; - continue; - } - - for (i = 0; i < wi->num_dma; i++) { - struct mlx5e_sq_dma *dma = - mlx5e_dma_get(sq, sq->dma_fifo_cc++); - - mlx5e_tx_dma_unmap(sq->pdev, dma); - } - - dev_kfree_skb_any(skb); - sq->cc += wi->num_wqebbs; - } -} - bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget) { struct mlx5e_sq *sq; @@ -434,7 +406,7 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget) sq = container_of(cq, struct mlx5e_sq, cq); - if (unlikely(test_bit(MLX5E_SQ_STATE_TX_TIMEOUT, &sq->state))) + if (unlikely(test_bit(MLX5E_SQ_STATE_FLUSH, &sq->state))) return false; npkts = 0; @@ -512,11 +484,39 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget) netdev_tx_completed_queue(sq->txq, npkts, nbytes); if (netif_tx_queue_stopped(sq->txq) && - mlx5e_sq_has_room_for(sq, MLX5E_SQ_STOP_ROOM) && - likely(test_bit(MLX5E_SQ_STATE_WAKE_TXQ_ENABLE, &sq->state))) { - netif_tx_wake_queue(sq->txq); - sq->stats.wake++; + mlx5e_sq_has_room_for(sq, MLX5E_SQ_STOP_ROOM)) { + netif_tx_wake_queue(sq->txq); + sq->stats.wake++; } return (i == MLX5E_TX_CQ_POLL_BUDGET); } + +void mlx5e_free_tx_descs(struct mlx5e_sq *sq) +{ + struct mlx5e_tx_wqe_info *wi; + struct sk_buff *skb; + u16 ci; + int i; + + while (sq->cc != sq->pc) { + ci = sq->cc & sq->wq.sz_m1; + skb = sq->skb[ci]; + wi = &sq->wqe_info[ci]; + + if (!skb) { /* nop */ + sq->cc++; + continue; + } + + for (i = 0; i < wi->num_dma; i++) { + struct mlx5e_sq_dma *dma = + mlx5e_dma_get(sq, sq->dma_fifo_cc++); + + mlx5e_tx_dma_unmap(sq->pdev, dma); + } + + dev_kfree_skb_any(skb); + sq->cc += wi->num_wqebbs; + } +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c index 64ae2e800daa..9bf33bb69210 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c @@ -51,16 +51,18 @@ struct mlx5_cqe64 *mlx5e_get_cqe(struct mlx5e_cq *cq) static void mlx5e_poll_ico_cq(struct mlx5e_cq *cq) { + struct mlx5e_sq *sq = container_of(cq, struct mlx5e_sq, cq); struct mlx5_wq_cyc *wq; struct mlx5_cqe64 *cqe; - struct mlx5e_sq *sq; u16 sqcc; + if (unlikely(test_bit(MLX5E_SQ_STATE_FLUSH, &sq->state))) + return; + cqe = mlx5e_get_cqe(cq); if (likely(!cqe)) return; - sq = container_of(cq, struct mlx5e_sq, cq); wq = &sq->wq; /* sq->cc must be updated only after mlx5_cqwq_update_db_record(), diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index f6d667797ee1..8b78f156214e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1451,7 +1451,8 @@ static void esw_enable_vport(struct mlx5_eswitch *esw, int vport_num, esw_debug(esw->dev, "Enabling VPORT(%d)\n", vport_num); - if (vport_num) { /* Only VFs need ACLs for VST and spoofchk filtering */ + /* Only VFs need ACLs for VST and spoofchk filtering */ + if (vport_num && esw->mode == SRIOV_LEGACY) { esw_vport_ingress_config(esw, vport); esw_vport_egress_config(esw, vport); } @@ -1502,7 +1503,7 @@ static void esw_disable_vport(struct mlx5_eswitch *esw, int vport_num) */ esw_vport_change_handle_locked(vport); vport->enabled_events = 0; - if (vport_num) { + if (vport_num && esw->mode == SRIOV_LEGACY) { esw_vport_disable_egress_acl(esw, vport); esw_vport_disable_ingress_acl(esw, vport); } @@ -1767,7 +1768,7 @@ int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw, vport, err); mutex_lock(&esw->state_lock); - if (evport->enabled) + if (evport->enabled && esw->mode == SRIOV_LEGACY) err = esw_vport_ingress_config(esw, evport); mutex_unlock(&esw->state_lock); return err; @@ -1839,7 +1840,7 @@ int mlx5_eswitch_set_vport_vlan(struct mlx5_eswitch *esw, mutex_lock(&esw->state_lock); evport->vlan = vlan; evport->qos = qos; - if (evport->enabled) { + if (evport->enabled && esw->mode == SRIOV_LEGACY) { err = esw_vport_ingress_config(esw, evport); if (err) goto out; @@ -1868,10 +1869,11 @@ int mlx5_eswitch_set_vport_spoofchk(struct mlx5_eswitch *esw, mutex_lock(&esw->state_lock); pschk = evport->spoofchk; evport->spoofchk = spoofchk; - if (evport->enabled) + if (evport->enabled && esw->mode == SRIOV_LEGACY) { err = esw_vport_ingress_config(esw, evport); - if (err) - evport->spoofchk = pschk; + if (err) + evport->spoofchk = pschk; + } mutex_unlock(&esw->state_lock); return err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h index c0b05603fc31..a96140971d77 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h @@ -174,6 +174,7 @@ struct mlx5_eswitch_rep { void *priv_data; struct list_head vport_sqs_list; bool valid; + u8 hw_id[ETH_ALEN]; }; struct mlx5_esw_offload { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index a357e8eeeed8..3dc83a9459a4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -113,7 +113,7 @@ mlx5_eswitch_add_send_to_vport_rule(struct mlx5_eswitch *esw, int vport, u32 sqn dest.type = MLX5_FLOW_DESTINATION_TYPE_VPORT; dest.vport_num = vport; - flow_rule = mlx5_add_flow_rule(esw->fdb_table.fdb, spec, + flow_rule = mlx5_add_flow_rule(esw->fdb_table.offloads.fdb, spec, MLX5_FLOW_CONTEXT_ACTION_FWD_DEST, 0, &dest); if (IS_ERR(flow_rule)) @@ -535,7 +535,7 @@ void esw_offloads_cleanup(struct mlx5_eswitch *esw, int nvports) esw_destroy_offloads_fdb_table(esw); } -static int mlx5_esw_mode_from_devlink(u16 mode, u16 *mlx5_mode) +static int esw_mode_from_devlink(u16 mode, u16 *mlx5_mode) { switch (mode) { case DEVLINK_ESWITCH_MODE_LEGACY: @@ -551,6 +551,22 @@ static int mlx5_esw_mode_from_devlink(u16 mode, u16 *mlx5_mode) return 0; } +static int esw_mode_to_devlink(u16 mlx5_mode, u16 *mode) +{ + switch (mlx5_mode) { + case SRIOV_LEGACY: + *mode = DEVLINK_ESWITCH_MODE_LEGACY; + break; + case SRIOV_OFFLOADS: + *mode = DEVLINK_ESWITCH_MODE_SWITCHDEV; + break; + default: + return -EINVAL; + } + + return 0; +} + int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode) { struct mlx5_core_dev *dev; @@ -566,7 +582,7 @@ int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode) if (cur_mlx5_mode == SRIOV_NONE) return -EOPNOTSUPP; - if (mlx5_esw_mode_from_devlink(mode, &mlx5_mode)) + if (esw_mode_from_devlink(mode, &mlx5_mode)) return -EINVAL; if (cur_mlx5_mode == mlx5_mode) @@ -592,9 +608,7 @@ int mlx5_devlink_eswitch_mode_get(struct devlink *devlink, u16 *mode) if (dev->priv.eswitch->mode == SRIOV_NONE) return -EOPNOTSUPP; - *mode = dev->priv.eswitch->mode; - - return 0; + return esw_mode_to_devlink(dev->priv.eswitch->mode, mode); } void mlx5_eswitch_register_vport_rep(struct mlx5_eswitch *esw, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 75bb8c864557..3d6c1f65e586 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -80,7 +80,7 @@ LEFTOVERS_NUM_PRIOS) #define ETHTOOL_PRIO_NUM_LEVELS 1 -#define ETHTOOL_NUM_PRIOS 10 +#define ETHTOOL_NUM_PRIOS 11 #define ETHTOOL_MIN_LEVEL (KERNEL_MIN_LEVEL + ETHTOOL_NUM_PRIOS) /* Vlan, mac, ttc, aRFS */ #define KERNEL_NIC_PRIO_NUM_LEVELS 4 diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_counters.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_counters.c index c2877e9de8a1..3a9195b4169d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_counters.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_counters.c @@ -126,12 +126,21 @@ static struct rb_node *mlx5_fc_stats_query(struct mlx5_core_dev *dev, for (node = &first->node; node; node = rb_next(node)) { struct mlx5_fc *counter = rb_entry(node, struct mlx5_fc, node); struct mlx5_fc_cache *c = &counter->cache; + u64 packets; + u64 bytes; if (counter->id > last_id) break; mlx5_cmd_fc_bulk_get(dev, b, - counter->id, &c->packets, &c->bytes); + counter->id, &packets, &bytes); + + if (c->packets == packets) + continue; + + c->packets = packets; + c->bytes = bytes; + c->lastuse = jiffies; } out: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 4f491d43e77d..2385bae92672 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -1420,36 +1420,12 @@ static pci_ers_result_t mlx5_pci_err_detected(struct pci_dev *pdev, dev_info(&pdev->dev, "%s was called\n", __func__); mlx5_enter_error_state(dev); mlx5_unload_one(dev, priv); + pci_save_state(pdev); mlx5_pci_disable_device(dev); return state == pci_channel_io_perm_failure ? PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_NEED_RESET; } -static pci_ers_result_t mlx5_pci_slot_reset(struct pci_dev *pdev) -{ - struct mlx5_core_dev *dev = pci_get_drvdata(pdev); - int err = 0; - - dev_info(&pdev->dev, "%s was called\n", __func__); - - err = mlx5_pci_enable_device(dev); - if (err) { - dev_err(&pdev->dev, "%s: mlx5_pci_enable_device failed with error code: %d\n" - , __func__, err); - return PCI_ERS_RESULT_DISCONNECT; - } - pci_set_master(pdev); - pci_set_power_state(pdev, PCI_D0); - pci_restore_state(pdev); - - return err ? PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_RECOVERED; -} - -void mlx5_disable_device(struct mlx5_core_dev *dev) -{ - mlx5_pci_err_detected(dev->pdev, 0); -} - /* wait for the device to show vital signs by waiting * for the health counter to start counting. */ @@ -1477,21 +1453,44 @@ static int wait_vital(struct pci_dev *pdev) return -ETIMEDOUT; } -static void mlx5_pci_resume(struct pci_dev *pdev) +static pci_ers_result_t mlx5_pci_slot_reset(struct pci_dev *pdev) { struct mlx5_core_dev *dev = pci_get_drvdata(pdev); - struct mlx5_priv *priv = &dev->priv; int err; dev_info(&pdev->dev, "%s was called\n", __func__); - pci_save_state(pdev); - err = wait_vital(pdev); + err = mlx5_pci_enable_device(dev); if (err) { + dev_err(&pdev->dev, "%s: mlx5_pci_enable_device failed with error code: %d\n" + , __func__, err); + return PCI_ERS_RESULT_DISCONNECT; + } + + pci_set_master(pdev); + pci_restore_state(pdev); + + if (wait_vital(pdev)) { dev_err(&pdev->dev, "%s: wait_vital timed out\n", __func__); - return; + return PCI_ERS_RESULT_DISCONNECT; } + return PCI_ERS_RESULT_RECOVERED; +} + +void mlx5_disable_device(struct mlx5_core_dev *dev) +{ + mlx5_pci_err_detected(dev->pdev, 0); +} + +static void mlx5_pci_resume(struct pci_dev *pdev) +{ + struct mlx5_core_dev *dev = pci_get_drvdata(pdev); + struct mlx5_priv *priv = &dev->priv; + int err; + + dev_info(&pdev->dev, "%s was called\n", __func__); + err = mlx5_load_one(dev, priv); if (err) dev_err(&pdev->dev, "%s: mlx5_load_one failed with error code: %d\n" diff --git a/drivers/net/ethernet/mellanox/mlxsw/port.h b/drivers/net/ethernet/mellanox/mlxsw/port.h index f33b997f2b61..af371a82c35b 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/port.h +++ b/drivers/net/ethernet/mellanox/mlxsw/port.h @@ -56,6 +56,7 @@ #define MLXSW_PORT_PHY_BITS_MASK (MLXSW_PORT_MAX_PHY_PORTS - 1) #define MLXSW_PORT_CPU_PORT 0x0 +#define MLXSW_PORT_ROUTER_PORT (MLXSW_PORT_MAX_PHY_PORTS + 2) #define MLXSW_PORT_DONT_CARE (MLXSW_PORT_MAX_PORTS) diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 1f8168906811..7291f2c4b0c7 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -3324,6 +3324,39 @@ static struct mlxsw_sp_fid *mlxsw_sp_bridge_fid_get(struct mlxsw_sp *mlxsw_sp, return mlxsw_sp_fid_find(mlxsw_sp, fid); } +static enum mlxsw_flood_table_type mlxsw_sp_flood_table_type_get(u16 fid) +{ + return mlxsw_sp_fid_is_vfid(fid) ? MLXSW_REG_SFGC_TABLE_TYPE_FID : + MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST; +} + +static u16 mlxsw_sp_flood_table_index_get(u16 fid) +{ + return mlxsw_sp_fid_is_vfid(fid) ? mlxsw_sp_fid_to_vfid(fid) : fid; +} + +static int mlxsw_sp_router_port_flood_set(struct mlxsw_sp *mlxsw_sp, u16 fid, + bool set) +{ + enum mlxsw_flood_table_type table_type; + char *sftr_pl; + u16 index; + int err; + + sftr_pl = kmalloc(MLXSW_REG_SFTR_LEN, GFP_KERNEL); + if (!sftr_pl) + return -ENOMEM; + + table_type = mlxsw_sp_flood_table_type_get(fid); + index = mlxsw_sp_flood_table_index_get(fid); + mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_BM, index, table_type, + 1, MLXSW_PORT_ROUTER_PORT, set); + err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl); + + kfree(sftr_pl); + return err; +} + static enum mlxsw_reg_ritr_if_type mlxsw_sp_rif_type_get(u16 fid) { if (mlxsw_sp_fid_is_vfid(fid)) @@ -3360,10 +3393,14 @@ static int mlxsw_sp_rif_bridge_create(struct mlxsw_sp *mlxsw_sp, if (rif == MLXSW_SP_RIF_MAX) return -ERANGE; - err = mlxsw_sp_rif_bridge_op(mlxsw_sp, l3_dev, f->fid, rif, true); + err = mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, true); if (err) return err; + err = mlxsw_sp_rif_bridge_op(mlxsw_sp, l3_dev, f->fid, rif, true); + if (err) + goto err_rif_bridge_op; + err = mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, f->fid, true); if (err) goto err_rif_fdb_op; @@ -3385,6 +3422,8 @@ err_rif_alloc: mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, f->fid, false); err_rif_fdb_op: mlxsw_sp_rif_bridge_op(mlxsw_sp, l3_dev, f->fid, rif, false); +err_rif_bridge_op: + mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, false); return err; } @@ -3404,6 +3443,8 @@ void mlxsw_sp_rif_bridge_destroy(struct mlxsw_sp *mlxsw_sp, mlxsw_sp_rif_bridge_op(mlxsw_sp, l3_dev, f->fid, rif, false); + mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, false); + netdev_dbg(l3_dev, "RIF=%d destroyed\n", rif); } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c index 237418a0e6e0..953b214f38d0 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c @@ -717,22 +717,18 @@ int mlxsw_sp_sb_tc_pool_bind_set(struct mlxsw_core_port *mlxsw_core_port, u8 local_port = mlxsw_sp_port->local_port; u8 pg_buff = tc_index; enum mlxsw_reg_sbxx_dir dir = pool_type; - u8 pool = pool_index; + u8 pool = pool_get(pool_index); u32 max_buff; int err; + if (dir != dir_get(pool_index)) + return -EINVAL; + err = mlxsw_sp_sb_threshold_in(mlxsw_sp, pool, dir, threshold, &max_buff); if (err) return err; - if (pool_type == DEVLINK_SB_POOL_TYPE_EGRESS) { - if (pool < MLXSW_SP_SB_POOL_COUNT) - return -EINVAL; - pool -= MLXSW_SP_SB_POOL_COUNT; - } else if (pool >= MLXSW_SP_SB_POOL_COUNT) { - return -EINVAL; - } return mlxsw_sp_sb_cm_write(mlxsw_sp, local_port, pg_buff, dir, 0, max_buff, pool); } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 90bb93b037ec..917ddd1e422f 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -657,7 +657,7 @@ int mlxsw_sp_router_neigh_construct(struct net_device *dev, return 0; } - r = mlxsw_sp_rif_find_by_dev(mlxsw_sp, dev); + r = mlxsw_sp_rif_find_by_dev(mlxsw_sp, n->dev); if (WARN_ON(!r)) return -EINVAL; diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c index 4d4ecba0aad9..8e13ec84c538 100644 --- a/drivers/net/ethernet/nxp/lpc_eth.c +++ b/drivers/net/ethernet/nxp/lpc_eth.c @@ -475,14 +475,6 @@ static void __lpc_get_mac(struct netdata_local *pldat, u8 *mac) mac[5] = tmp >> 8; } -static void __lpc_eth_clock_enable(struct netdata_local *pldat, bool enable) -{ - if (enable) - clk_prepare_enable(pldat->clk); - else - clk_disable_unprepare(pldat->clk); -} - static void __lpc_params_setup(struct netdata_local *pldat) { u32 tmp; @@ -1056,7 +1048,7 @@ static int lpc_eth_close(struct net_device *ndev) writel(0, LPC_ENET_MAC2(pldat->net_base)); spin_unlock_irqrestore(&pldat->lock, flags); - __lpc_eth_clock_enable(pldat, false); + clk_disable_unprepare(pldat->clk); return 0; } @@ -1197,11 +1189,14 @@ static int lpc_eth_ioctl(struct net_device *ndev, struct ifreq *req, int cmd) static int lpc_eth_open(struct net_device *ndev) { struct netdata_local *pldat = netdev_priv(ndev); + int ret; if (netif_msg_ifup(pldat)) dev_dbg(&pldat->pdev->dev, "enabling %s\n", ndev->name); - __lpc_eth_clock_enable(pldat, true); + ret = clk_prepare_enable(pldat->clk); + if (ret) + return ret; /* Suspended PHY makes LPC ethernet core block, so resume now */ phy_resume(ndev->phydev); @@ -1320,7 +1315,9 @@ static int lpc_eth_drv_probe(struct platform_device *pdev) } /* Enable network clock */ - __lpc_eth_clock_enable(pldat, true); + ret = clk_prepare_enable(pldat->clk); + if (ret) + goto err_out_clk_put; /* Map IO space */ pldat->net_base = ioremap(res->start, resource_size(res)); @@ -1454,6 +1451,7 @@ err_out_iounmap: iounmap(pldat->net_base); err_out_disable_clocks: clk_disable_unprepare(pldat->clk); +err_out_clk_put: clk_put(pldat->clk); err_out_free_dev: free_netdev(ndev); diff --git a/drivers/net/ethernet/qlogic/qed/qed.h b/drivers/net/ethernet/qlogic/qed/qed.h index 35e53771533f..45ab74676573 100644 --- a/drivers/net/ethernet/qlogic/qed/qed.h +++ b/drivers/net/ethernet/qlogic/qed/qed.h @@ -561,9 +561,18 @@ struct qed_dev { static inline u8 qed_concrete_to_sw_fid(struct qed_dev *cdev, u32 concrete_fid) { + u8 vfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_VFID); u8 pfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_PFID); + u8 vf_valid = GET_FIELD(concrete_fid, + PXP_CONCRETE_FID_VFVALID); + u8 sw_fid; - return pfid; + if (vf_valid) + sw_fid = vfid + MAX_NUM_PFS; + else + sw_fid = pfid; + + return sw_fid; } #define PURE_LB_TC 8 diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index e4bd02e46e57..a6eb6af8cbe8 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -722,11 +722,14 @@ netdev_tx_t qede_start_xmit(struct sk_buff *skb, txq->tx_db.data.bd_prod = cpu_to_le16(qed_chain_get_prod_idx(&txq->tx_pbl)); - if (!skb->xmit_more || netif_tx_queue_stopped(netdev_txq)) + if (!skb->xmit_more || netif_xmit_stopped(netdev_txq)) qede_update_tx_producer(txq); if (unlikely(qed_chain_get_elem_left(&txq->tx_pbl) < (MAX_SKB_FRAGS + 1))) { + if (skb->xmit_more) + qede_update_tx_producer(txq); + netif_tx_stop_queue(netdev_txq); DP_VERBOSE(edev, NETIF_MSG_TX_QUEUED, "Stop queue was called\n"); diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c index deae10d7426d..5297bf77211c 100644 --- a/drivers/net/ethernet/realtek/8139cp.c +++ b/drivers/net/ethernet/realtek/8139cp.c @@ -467,8 +467,8 @@ static int cp_rx_poll(struct napi_struct *napi, int budget) unsigned int rx_tail = cp->rx_tail; int rx; -rx_status_loop: rx = 0; +rx_status_loop: cpw16(IntrStatus, cp_rx_intr_mask); while (rx < budget) { diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index f658fee74f18..e00a669e9e09 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -1517,13 +1517,14 @@ static void efx_ef10_get_stat_mask(struct efx_nic *efx, unsigned long *mask) } #if BITS_PER_LONG == 64 + BUILD_BUG_ON(BITS_TO_LONGS(EF10_STAT_COUNT) != 2); mask[0] = raw_mask[0]; mask[1] = raw_mask[1]; #else + BUILD_BUG_ON(BITS_TO_LONGS(EF10_STAT_COUNT) != 3); mask[0] = raw_mask[0] & 0xffffffff; mask[1] = raw_mask[0] >> 32; mask[2] = raw_mask[1] & 0xffffffff; - mask[3] = raw_mask[1] >> 32; #endif } diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c index 726b80f45906..503a3b6dce91 100644 --- a/drivers/net/ethernet/smsc/smc91x.c +++ b/drivers/net/ethernet/smsc/smc91x.c @@ -2275,6 +2275,13 @@ static int smc_drv_probe(struct platform_device *pdev) if (pd) { memcpy(&lp->cfg, pd, sizeof(lp->cfg)); lp->io_shift = SMC91X_IO_SHIFT(lp->cfg.flags); + + if (!SMC_8BIT(lp) && !SMC_16BIT(lp)) { + dev_err(&pdev->dev, + "at least one of 8-bit or 16-bit access support is required.\n"); + ret = -ENXIO; + goto out_free_netdev; + } } #if IS_BUILTIN(CONFIG_OF) diff --git a/drivers/net/ethernet/smsc/smc91x.h b/drivers/net/ethernet/smsc/smc91x.h index 1a55c7976df0..e17671c9d1b0 100644 --- a/drivers/net/ethernet/smsc/smc91x.h +++ b/drivers/net/ethernet/smsc/smc91x.h @@ -37,6 +37,27 @@ #include <linux/smc91x.h> /* + * Any 16-bit access is performed with two 8-bit accesses if the hardware + * can't do it directly. Most registers are 16-bit so those are mandatory. + */ +#define SMC_outw_b(x, a, r) \ + do { \ + unsigned int __val16 = (x); \ + unsigned int __reg = (r); \ + SMC_outb(__val16, a, __reg); \ + SMC_outb(__val16 >> 8, a, __reg + (1 << SMC_IO_SHIFT)); \ + } while (0) + +#define SMC_inw_b(a, r) \ + ({ \ + unsigned int __val16; \ + unsigned int __reg = r; \ + __val16 = SMC_inb(a, __reg); \ + __val16 |= SMC_inb(a, __reg + (1 << SMC_IO_SHIFT)) << 8; \ + __val16; \ + }) + +/* * Define your architecture specific bus configuration parameters here. */ @@ -55,10 +76,30 @@ #define SMC_IO_SHIFT (lp->io_shift) #define SMC_inb(a, r) readb((a) + (r)) -#define SMC_inw(a, r) readw((a) + (r)) +#define SMC_inw(a, r) \ + ({ \ + unsigned int __smc_r = r; \ + SMC_16BIT(lp) ? readw((a) + __smc_r) : \ + SMC_8BIT(lp) ? SMC_inw_b(a, __smc_r) : \ + ({ BUG(); 0; }); \ + }) + #define SMC_inl(a, r) readl((a) + (r)) #define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outw(v, a, r) \ + do { \ + unsigned int __v = v, __smc_r = r; \ + if (SMC_16BIT(lp)) \ + __SMC_outw(__v, a, __smc_r); \ + else if (SMC_8BIT(lp)) \ + SMC_outw_b(__v, a, __smc_r); \ + else \ + BUG(); \ + } while (0) + #define SMC_outl(v, a, r) writel(v, (a) + (r)) +#define SMC_insb(a, r, p, l) readsb((a) + (r), p, l) +#define SMC_outsb(a, r, p, l) writesb((a) + (r), p, l) #define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) #define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) #define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) @@ -66,7 +107,7 @@ #define SMC_IRQ_FLAGS (-1) /* from resource */ /* We actually can't write halfwords properly if not word aligned */ -static inline void SMC_outw(u16 val, void __iomem *ioaddr, int reg) +static inline void __SMC_outw(u16 val, void __iomem *ioaddr, int reg) { if ((machine_is_mainstone() || machine_is_stargate2() || machine_is_pxa_idp()) && reg & 2) { @@ -416,24 +457,8 @@ smc_pxa_dma_insw(void __iomem *ioaddr, struct smc_local *lp, int reg, int dma, #if ! SMC_CAN_USE_16BIT -/* - * Any 16-bit access is performed with two 8-bit accesses if the hardware - * can't do it directly. Most registers are 16-bit so those are mandatory. - */ -#define SMC_outw(x, ioaddr, reg) \ - do { \ - unsigned int __val16 = (x); \ - SMC_outb( __val16, ioaddr, reg ); \ - SMC_outb( __val16 >> 8, ioaddr, reg + (1 << SMC_IO_SHIFT));\ - } while (0) -#define SMC_inw(ioaddr, reg) \ - ({ \ - unsigned int __val16; \ - __val16 = SMC_inb( ioaddr, reg ); \ - __val16 |= SMC_inb( ioaddr, reg + (1 << SMC_IO_SHIFT)) << 8; \ - __val16; \ - }) - +#define SMC_outw(x, ioaddr, reg) SMC_outw_b(x, ioaddr, reg) +#define SMC_inw(ioaddr, reg) SMC_inw_b(ioaddr, reg) #define SMC_insw(a, r, p, l) BUG() #define SMC_outsw(a, r, p, l) BUG() diff --git a/drivers/net/ethernet/synopsys/dwc_eth_qos.c b/drivers/net/ethernet/synopsys/dwc_eth_qos.c index 9f159a775af3..5a3941bf250f 100644 --- a/drivers/net/ethernet/synopsys/dwc_eth_qos.c +++ b/drivers/net/ethernet/synopsys/dwc_eth_qos.c @@ -1622,13 +1622,7 @@ static void dwceqos_init_hw(struct net_local *lp) DWCEQOS_MMC_CTRL_RSTONRD); dwceqos_enable_mmc_interrupt(lp); - /* Enable Interrupts */ - dwceqos_write(lp, REG_DWCEQOS_DMA_CH0_IE, - DWCEQOS_DMA_CH0_IE_NIE | - DWCEQOS_DMA_CH0_IE_RIE | DWCEQOS_DMA_CH0_IE_TIE | - DWCEQOS_DMA_CH0_IE_AIE | - DWCEQOS_DMA_CH0_IE_FBEE); - + dwceqos_write(lp, REG_DWCEQOS_DMA_CH0_IE, 0); dwceqos_write(lp, REG_DWCEQOS_MAC_IE, 0); dwceqos_write(lp, REG_DWCEQOS_MAC_CFG, DWCEQOS_MAC_CFG_IPC | @@ -1905,6 +1899,15 @@ static int dwceqos_open(struct net_device *ndev) netif_start_queue(ndev); tasklet_enable(&lp->tx_bdreclaim_tasklet); + /* Enable Interrupts -- do this only after we enable NAPI and the + * tasklet. + */ + dwceqos_write(lp, REG_DWCEQOS_DMA_CH0_IE, + DWCEQOS_DMA_CH0_IE_NIE | + DWCEQOS_DMA_CH0_IE_RIE | DWCEQOS_DMA_CH0_IE_TIE | + DWCEQOS_DMA_CH0_IE_AIE | + DWCEQOS_DMA_CH0_IE_FBEE); + return 0; } diff --git a/drivers/net/ethernet/tehuti/tehuti.c b/drivers/net/ethernet/tehuti/tehuti.c index 7452b5f9d024..7108c68f16d3 100644 --- a/drivers/net/ethernet/tehuti/tehuti.c +++ b/drivers/net/ethernet/tehuti/tehuti.c @@ -1987,7 +1987,7 @@ bdx_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if ((readl(nic->regs + FPGA_VER) & 0xFFF) >= 378) { err = pci_enable_msi(pdev); if (err) - pr_err("Can't eneble msi. error is %d\n", err); + pr_err("Can't enable msi. error is %d\n", err); else nic->irq_type = IRQ_MSI; } else diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 3cee84a24815..93dc10b10c09 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -1131,11 +1131,13 @@ static int xemaclite_of_probe(struct platform_device *ofdev) lp->rx_ping_pong = get_bool(ofdev, "xlnx,rx-ping-pong"); mac_address = of_get_mac_address(ofdev->dev.of_node); - if (mac_address) + if (mac_address) { /* Set the MAC address. */ memcpy(ndev->dev_addr, mac_address, ETH_ALEN); - else - dev_warn(dev, "No MAC address found\n"); + } else { + dev_warn(dev, "No MAC address found, using random\n"); + eth_hw_addr_random(ndev); + } /* Clear the Tx CSR's in case this is a restart */ __raw_writel(0, lp->base_addr + XEL_TSR_OFFSET); diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 053e87905b94..885ac9cbab5a 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -964,7 +964,7 @@ static struct phy_driver ksphy_driver[] = { .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, .suspend = genphy_suspend, - .resume = genphy_resume, + .resume = kszphy_resume, }, { .phy_id = PHY_ID_KSZ8873MLL, .phy_id_mask = MICREL_PHY_ID_MASK, diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index c5dc2c363f96..c6f66832a1a6 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -722,8 +722,10 @@ phy_err: int phy_start_interrupts(struct phy_device *phydev) { atomic_set(&phydev->irq_disable, 0); - if (request_irq(phydev->irq, phy_interrupt, 0, "phy_interrupt", - phydev) < 0) { + if (request_irq(phydev->irq, phy_interrupt, + IRQF_SHARED, + "phy_interrupt", + phydev) < 0) { pr_warn("%s: Can't get IRQ %d (PHY)\n", phydev->mdio.bus->name, phydev->irq); phydev->irq = PHY_POLL; diff --git a/drivers/net/team/team_mode_loadbalance.c b/drivers/net/team/team_mode_loadbalance.c index cdb19b385d42..b228bea7931f 100644 --- a/drivers/net/team/team_mode_loadbalance.c +++ b/drivers/net/team/team_mode_loadbalance.c @@ -14,9 +14,23 @@ #include <linux/init.h> #include <linux/errno.h> #include <linux/netdevice.h> +#include <linux/etherdevice.h> #include <linux/filter.h> #include <linux/if_team.h> +static rx_handler_result_t lb_receive(struct team *team, struct team_port *port, + struct sk_buff *skb) +{ + if (unlikely(skb->protocol == htons(ETH_P_SLOW))) { + /* LACPDU packets should go to exact delivery */ + const unsigned char *dest = eth_hdr(skb)->h_dest; + + if (is_link_local_ether_addr(dest) && dest[5] == 0x02) + return RX_HANDLER_EXACT; + } + return RX_HANDLER_ANOTHER; +} + struct lb_priv; typedef struct team_port *lb_select_tx_port_func_t(struct team *, @@ -652,6 +666,7 @@ static const struct team_mode_ops lb_mode_ops = { .port_enter = lb_port_enter, .port_leave = lb_port_leave, .port_disabled = lb_port_disabled, + .receive = lb_receive, .transmit = lb_transmit, }; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 9c8b5bc2b9d8..6f9df375c5d4 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -894,11 +894,7 @@ static netdev_tx_t tun_net_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(skb_orphan_frags(skb, GFP_ATOMIC))) goto drop; - if (skb->sk && sk_fullsock(skb->sk)) { - sock_tx_timestamp(skb->sk, skb->sk->sk_tsflags, - &skb_shinfo(skb)->tx_flags); - sw_tx_timestamp(skb); - } + skb_tx_timestamp(skb); /* Orphan the skb - required as we might hang on to it * for indefinite time. diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c index 770212baaf05..528b9c9c4e60 100644 --- a/drivers/net/usb/kaweth.c +++ b/drivers/net/usb/kaweth.c @@ -1009,6 +1009,7 @@ static int kaweth_probe( struct net_device *netdev; const eth_addr_t bcast_addr = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; int result = 0; + int rv = -EIO; dev_dbg(dev, "Kawasaki Device Probe (Device number:%d): 0x%4.4x:0x%4.4x:0x%4.4x\n", @@ -1029,6 +1030,7 @@ static int kaweth_probe( kaweth = netdev_priv(netdev); kaweth->dev = udev; kaweth->net = netdev; + kaweth->intf = intf; spin_lock_init(&kaweth->device_lock); init_waitqueue_head(&kaweth->term_wait); @@ -1048,6 +1050,10 @@ static int kaweth_probe( /* Download the firmware */ dev_info(dev, "Downloading firmware...\n"); kaweth->firmware_buf = (__u8 *)__get_free_page(GFP_KERNEL); + if (!kaweth->firmware_buf) { + rv = -ENOMEM; + goto err_free_netdev; + } if ((result = kaweth_download_firmware(kaweth, "kaweth/new_code.bin", 100, @@ -1139,8 +1145,6 @@ err_fw: dev_dbg(dev, "Initializing net device.\n"); - kaweth->intf = intf; - kaweth->tx_urb = usb_alloc_urb(0, GFP_KERNEL); if (!kaweth->tx_urb) goto err_free_netdev; @@ -1204,7 +1208,7 @@ err_only_tx: err_free_netdev: free_netdev(netdev); - return -EIO; + return rv; } /**************************************************************** diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index c68fe495d3f9..4244b9d4418e 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -914,7 +914,9 @@ vmxnet3_copy_hdr(struct sk_buff *skb, struct vmxnet3_tx_queue *tq, { struct Vmxnet3_TxDataDesc *tdd; - tdd = tq->data_ring.base + tq->tx_ring.next2fill; + tdd = (struct Vmxnet3_TxDataDesc *)((u8 *)tq->data_ring.base + + tq->tx_ring.next2fill * + tq->txdata_desc_size); memcpy(tdd->data, skb->data, ctx->copy_size); netdev_dbg(adapter->netdev, diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h index 74fc03072b87..7dc37a090549 100644 --- a/drivers/net/vmxnet3/vmxnet3_int.h +++ b/drivers/net/vmxnet3/vmxnet3_int.h @@ -69,10 +69,10 @@ /* * Version numbers */ -#define VMXNET3_DRIVER_VERSION_STRING "1.4.9.0-k" +#define VMXNET3_DRIVER_VERSION_STRING "1.4.a.0-k" /* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */ -#define VMXNET3_DRIVER_VERSION_NUM 0x01040900 +#define VMXNET3_DRIVER_VERSION_NUM 0x01040a00 #if defined(CONFIG_PCI_MSI) /* RSS only makes sense if MSI-X is supported. */ diff --git a/include/linux/netfilter/nfnetlink_acct.h b/include/linux/netfilter/nfnetlink_acct.h index 80ca889b164e..664da0048625 100644 --- a/include/linux/netfilter/nfnetlink_acct.h +++ b/include/linux/netfilter/nfnetlink_acct.h @@ -15,6 +15,6 @@ struct nf_acct; struct nf_acct *nfnl_acct_find_get(struct net *net, const char *filter_name); void nfnl_acct_put(struct nf_acct *acct); void nfnl_acct_update(const struct sk_buff *skb, struct nf_acct *nfacct); -extern int nfnl_acct_overquota(const struct sk_buff *skb, - struct nf_acct *nfacct); +int nfnl_acct_overquota(struct net *net, const struct sk_buff *skb, + struct nf_acct *nfacct); #endif /* _NFNL_ACCT_H */ diff --git a/include/linux/smc91x.h b/include/linux/smc91x.h index 76199b75d584..e302c447e057 100644 --- a/include/linux/smc91x.h +++ b/include/linux/smc91x.h @@ -1,6 +1,16 @@ #ifndef __SMC91X_H__ #define __SMC91X_H__ +/* + * These bits define which access sizes a platform can support, rather + * than the maximal access size. So, if your platform can do 16-bit + * and 32-bit accesses to the SMC91x device, but not 8-bit, set both + * SMC91X_USE_16BIT and SMC91X_USE_32BIT. + * + * The SMC91x driver requires at least one of SMC91X_USE_8BIT or + * SMC91X_USE_16BIT to be supported - just setting SMC91X_USE_32BIT is + * an invalid configuration. + */ #define SMC91X_USE_8BIT (1 << 0) #define SMC91X_USE_16BIT (1 << 1) #define SMC91X_USE_32BIT (1 << 2) diff --git a/include/net/tcp.h b/include/net/tcp.h index c00e7d51bb18..7717302cab91 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1523,6 +1523,8 @@ static inline void tcp_check_send_head(struct sock *sk, struct sk_buff *skb_unli { if (sk->sk_send_head == skb_unlinked) sk->sk_send_head = NULL; + if (tcp_sk(sk)->highest_sack == skb_unlinked) + tcp_sk(sk)->highest_sack = NULL; } static inline void tcp_init_send_head(struct sock *sk) diff --git a/include/uapi/linux/atm_zatm.h b/include/uapi/linux/atm_zatm.h index 9c9c6ad55f14..5cd4d4d2dd1d 100644 --- a/include/uapi/linux/atm_zatm.h +++ b/include/uapi/linux/atm_zatm.h @@ -14,6 +14,7 @@ #include <linux/atmapi.h> #include <linux/atmioc.h> +#include <linux/time.h> #define ZATM_GETPOOL _IOW('a',ATMIOC_SARPRV+1,struct atmif_sioc) /* get pool statistics */ diff --git a/include/uapi/linux/if_pppol2tp.h b/include/uapi/linux/if_pppol2tp.h index 163e8adac2d6..4bd1f55d6377 100644 --- a/include/uapi/linux/if_pppol2tp.h +++ b/include/uapi/linux/if_pppol2tp.h @@ -16,7 +16,8 @@ #define _UAPI__LINUX_IF_PPPOL2TP_H #include <linux/types.h> - +#include <linux/in.h> +#include <linux/in6.h> /* Structure used to connect() the socket to a particular tunnel UDP * socket over IPv4. diff --git a/include/uapi/linux/if_pppox.h b/include/uapi/linux/if_pppox.h index e128769331b5..d37bbb17a007 100644 --- a/include/uapi/linux/if_pppox.h +++ b/include/uapi/linux/if_pppox.h @@ -21,8 +21,11 @@ #include <asm/byteorder.h> #include <linux/socket.h> +#include <linux/if.h> #include <linux/if_ether.h> #include <linux/if_pppol2tp.h> +#include <linux/in.h> +#include <linux/in6.h> /* For user-space programs to pick up these definitions * which they wouldn't get otherwise without defining __KERNEL__ diff --git a/include/uapi/linux/if_tunnel.h b/include/uapi/linux/if_tunnel.h index 1046f5515174..777b6cdb1b7b 100644 --- a/include/uapi/linux/if_tunnel.h +++ b/include/uapi/linux/if_tunnel.h @@ -2,6 +2,9 @@ #define _UAPI_IF_TUNNEL_H_ #include <linux/types.h> +#include <linux/if.h> +#include <linux/ip.h> +#include <linux/in6.h> #include <asm/byteorder.h> diff --git a/include/uapi/linux/ipx.h b/include/uapi/linux/ipx.h index 3d48014cdd71..30f031db12f6 100644 --- a/include/uapi/linux/ipx.h +++ b/include/uapi/linux/ipx.h @@ -1,11 +1,13 @@ #ifndef _IPX_H_ #define _IPX_H_ +#include <linux/libc-compat.h> /* for compatibility with glibc netipx/ipx.h */ #include <linux/types.h> #include <linux/sockios.h> #include <linux/socket.h> #define IPX_NODE_LEN 6 #define IPX_MTU 576 +#if __UAPI_DEF_SOCKADDR_IPX struct sockaddr_ipx { __kernel_sa_family_t sipx_family; __be16 sipx_port; @@ -14,6 +16,7 @@ struct sockaddr_ipx { __u8 sipx_type; unsigned char sipx_zero; /* 16 byte fill */ }; +#endif /* __UAPI_DEF_SOCKADDR_IPX */ /* * So we can fit the extra info for SIOCSIFADDR into the address nicely @@ -23,12 +26,15 @@ struct sockaddr_ipx { #define IPX_DLTITF 0 #define IPX_CRTITF 1 +#if __UAPI_DEF_IPX_ROUTE_DEFINITION struct ipx_route_definition { __be32 ipx_network; __be32 ipx_router_network; unsigned char ipx_router_node[IPX_NODE_LEN]; }; +#endif /* __UAPI_DEF_IPX_ROUTE_DEFINITION */ +#if __UAPI_DEF_IPX_INTERFACE_DEFINITION struct ipx_interface_definition { __be32 ipx_network; unsigned char ipx_device[16]; @@ -45,16 +51,20 @@ struct ipx_interface_definition { #define IPX_INTERNAL 2 unsigned char ipx_node[IPX_NODE_LEN]; }; - +#endif /* __UAPI_DEF_IPX_INTERFACE_DEFINITION */ + +#if __UAPI_DEF_IPX_CONFIG_DATA struct ipx_config_data { unsigned char ipxcfg_auto_select_primary; unsigned char ipxcfg_auto_create_interfaces; }; +#endif /* __UAPI_DEF_IPX_CONFIG_DATA */ /* * OLD Route Definition for backward compatibility. */ +#if __UAPI_DEF_IPX_ROUTE_DEF struct ipx_route_def { __be32 ipx_network; __be32 ipx_router_network; @@ -67,6 +77,7 @@ struct ipx_route_def { #define IPX_RT_BLUEBOOK 2 #define IPX_RT_ROUTED 1 }; +#endif /* __UAPI_DEF_IPX_ROUTE_DEF */ #define SIOCAIPXITFCRT (SIOCPROTOPRIVATE) #define SIOCAIPXPRISLT (SIOCPROTOPRIVATE + 1) diff --git a/include/uapi/linux/libc-compat.h b/include/uapi/linux/libc-compat.h index e4f048ee7043..44b8a6bd5fe1 100644 --- a/include/uapi/linux/libc-compat.h +++ b/include/uapi/linux/libc-compat.h @@ -139,6 +139,25 @@ #endif /* _NETINET_IN_H */ +/* Coordinate with glibc netipx/ipx.h header. */ +#if defined(__NETIPX_IPX_H) + +#define __UAPI_DEF_SOCKADDR_IPX 0 +#define __UAPI_DEF_IPX_ROUTE_DEFINITION 0 +#define __UAPI_DEF_IPX_INTERFACE_DEFINITION 0 +#define __UAPI_DEF_IPX_CONFIG_DATA 0 +#define __UAPI_DEF_IPX_ROUTE_DEF 0 + +#else /* defined(__NETIPX_IPX_H) */ + +#define __UAPI_DEF_SOCKADDR_IPX 1 +#define __UAPI_DEF_IPX_ROUTE_DEFINITION 1 +#define __UAPI_DEF_IPX_INTERFACE_DEFINITION 1 +#define __UAPI_DEF_IPX_CONFIG_DATA 1 +#define __UAPI_DEF_IPX_ROUTE_DEF 1 + +#endif /* defined(__NETIPX_IPX_H) */ + /* Definitions for xattr.h */ #if defined(_SYS_XATTR_H) #define __UAPI_DEF_XATTR 0 @@ -179,6 +198,13 @@ #define __UAPI_DEF_IN6_PKTINFO 1 #define __UAPI_DEF_IP6_MTUINFO 1 +/* Definitions for ipx.h */ +#define __UAPI_DEF_SOCKADDR_IPX 1 +#define __UAPI_DEF_IPX_ROUTE_DEFINITION 1 +#define __UAPI_DEF_IPX_INTERFACE_DEFINITION 1 +#define __UAPI_DEF_IPX_CONFIG_DATA 1 +#define __UAPI_DEF_IPX_ROUTE_DEF 1 + /* Definitions for xattr.h */ #define __UAPI_DEF_XATTR 1 diff --git a/include/uapi/linux/openvswitch.h b/include/uapi/linux/openvswitch.h index d95a3018f6a1..54c3b4f4aceb 100644 --- a/include/uapi/linux/openvswitch.h +++ b/include/uapi/linux/openvswitch.h @@ -583,7 +583,7 @@ enum ovs_userspace_attr { #define OVS_USERSPACE_ATTR_MAX (__OVS_USERSPACE_ATTR_MAX - 1) struct ovs_action_trunc { - uint32_t max_len; /* Max packet size in bytes. */ + __u32 max_len; /* Max packet size in bytes. */ }; /** @@ -632,8 +632,8 @@ enum ovs_hash_alg { * @hash_basis: basis used for computing hash. */ struct ovs_action_hash { - uint32_t hash_alg; /* One of ovs_hash_alg. */ - uint32_t hash_basis; + __u32 hash_alg; /* One of ovs_hash_alg. */ + __u32 hash_basis; }; /** diff --git a/lib/rhashtable.c b/lib/rhashtable.c index 5ba520b544d7..56054e541a0f 100644 --- a/lib/rhashtable.c +++ b/lib/rhashtable.c @@ -77,17 +77,18 @@ static int alloc_bucket_locks(struct rhashtable *ht, struct bucket_table *tbl, size = min_t(unsigned int, size, tbl->size >> 1); if (sizeof(spinlock_t) != 0) { + tbl->locks = NULL; #ifdef CONFIG_NUMA if (size * sizeof(spinlock_t) > PAGE_SIZE && gfp == GFP_KERNEL) tbl->locks = vmalloc(size * sizeof(spinlock_t)); - else #endif if (gfp != GFP_KERNEL) gfp |= __GFP_NOWARN | __GFP_NORETRY; - tbl->locks = kmalloc_array(size, sizeof(spinlock_t), - gfp); + if (!tbl->locks) + tbl->locks = kmalloc_array(size, sizeof(spinlock_t), + gfp); if (!tbl->locks) return -ENOMEM; for (i = 0; i < size; i++) diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c index ece45e0683fd..0b5f729d08d2 100644 --- a/net/bluetooth/af_bluetooth.c +++ b/net/bluetooth/af_bluetooth.c @@ -250,7 +250,7 @@ int bt_sock_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, skb_free_datagram(sk, skb); - if (msg->msg_flags & MSG_TRUNC) + if (flags & MSG_TRUNC) copied = skblen; return err ? : copied; diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c index c045b3c54768..b0e23dfc5c34 100644 --- a/net/bluetooth/hci_request.c +++ b/net/bluetooth/hci_request.c @@ -262,6 +262,8 @@ int __hci_req_sync(struct hci_dev *hdev, int (*func)(struct hci_request *req, break; } + kfree_skb(hdev->req_skb); + hdev->req_skb = NULL; hdev->req_status = hdev->req_result = 0; BT_DBG("%s end: err %d", hdev->name, err); diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c index 6ef8a01a9ad4..96f04b7b9556 100644 --- a/net/bluetooth/hci_sock.c +++ b/net/bluetooth/hci_sock.c @@ -1091,7 +1091,7 @@ static int hci_sock_recvmsg(struct socket *sock, struct msghdr *msg, skb_free_datagram(sk, skb); - if (msg->msg_flags & MSG_TRUNC) + if (flags & MSG_TRUNC) copied = skblen; return err ? : copied; diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 54ceb1f2cc9a..d4cad29b033f 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -32,6 +32,7 @@ #include <linux/debugfs.h> #include <linux/crc16.h> +#include <linux/filter.h> #include <net/bluetooth/bluetooth.h> #include <net/bluetooth/hci_core.h> @@ -5835,6 +5836,9 @@ static int l2cap_reassemble_sdu(struct l2cap_chan *chan, struct sk_buff *skb, if (chan->sdu) break; + if (!pskb_may_pull(skb, L2CAP_SDULEN_SIZE)) + break; + chan->sdu_len = get_unaligned_le16(skb->data); skb_pull(skb, L2CAP_SDULEN_SIZE); @@ -6610,6 +6614,10 @@ static int l2cap_data_rcv(struct l2cap_chan *chan, struct sk_buff *skb) goto drop; } + if ((chan->mode == L2CAP_MODE_ERTM || + chan->mode == L2CAP_MODE_STREAMING) && sk_filter(chan->data, skb)) + goto drop; + if (!control->sframe) { int err; diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index 1842141baedb..a8ba752732c9 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -1019,7 +1019,7 @@ static int l2cap_sock_recvmsg(struct socket *sock, struct msghdr *msg, goto done; if (pi->rx_busy_skb) { - if (!sock_queue_rcv_skb(sk, pi->rx_busy_skb)) + if (!__sock_queue_rcv_skb(sk, pi->rx_busy_skb)) pi->rx_busy_skb = NULL; else goto done; @@ -1270,7 +1270,17 @@ static int l2cap_sock_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb) goto done; } - err = sock_queue_rcv_skb(sk, skb); + if (chan->mode != L2CAP_MODE_ERTM && + chan->mode != L2CAP_MODE_STREAMING) { + /* Even if no filter is attached, we could potentially + * get errors from security modules, etc. + */ + err = sk_filter(sk, skb); + if (err) + goto done; + } + + err = __sock_queue_rcv_skb(sk, skb); /* For ERTM, handle one skb that doesn't fit into the recv * buffer. This is important to do because the data frames diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index febca0f1008c..e2ffc2a5c7db 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -249,7 +249,7 @@ static inline unsigned long get_index(t_key key, struct key_vector *kv) * index into the parent's child array. That is, they will be used to find * 'n' among tp's children. * - * The bits from (n->pos + n->bits) to (tn->pos - 1) - "S" - are skipped bits + * The bits from (n->pos + n->bits) to (tp->pos - 1) - "S" - are skipped bits * for the node n. * * All the bits we have seen so far are significant to the node n. The rest @@ -258,7 +258,7 @@ static inline unsigned long get_index(t_key key, struct key_vector *kv) * The bits from (n->pos) to (n->pos + n->bits - 1) - "C" - are the index into * n's child array, and will of course be different for each child. * - * The rest of the bits, from 0 to (n->pos + n->bits), are completely unknown + * The rest of the bits, from 0 to (n->pos -1) - "u" - are completely unknown * at this point. */ diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c index 9d847c302551..0f227db0e9ac 100644 --- a/net/ipv4/ip_tunnel_core.c +++ b/net/ipv4/ip_tunnel_core.c @@ -73,9 +73,11 @@ void iptunnel_xmit(struct sock *sk, struct rtable *rt, struct sk_buff *skb, skb_dst_set(skb, &rt->dst); memset(IPCB(skb), 0, sizeof(*IPCB(skb))); - if (skb_iif && proto == IPPROTO_UDP) { - /* Arrived from an ingress interface and got udp encapuslated. - * The encapsulated network segment length may exceed dst mtu. + if (skb_iif && !(df & htons(IP_DF))) { + /* Arrived from an ingress interface, got encapsulated, with + * fragmentation of encapulating frames allowed. + * If skb is gso, the resulting encapsulated network segments + * may exceed dst mtu. * Allow IP Fragmentation of segments. */ IPCB(skb)->flags |= IPSKB_FRAG_SEGS; diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 032a96d78c99..ffbb218de520 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -3193,7 +3193,6 @@ int tcp_abort(struct sock *sk, int err) local_bh_enable(); return 0; } - sock_gen_put(sk); return -EOPNOTSUPP; } @@ -3222,7 +3221,6 @@ int tcp_abort(struct sock *sk, int err) bh_unlock_sock(sk); local_bh_enable(); release_sock(sk); - sock_put(sk); return 0; } EXPORT_SYMBOL_GPL(tcp_abort); diff --git a/net/ipv4/tcp_diag.c b/net/ipv4/tcp_diag.c index 4d610934fb39..a748c74aa8b7 100644 --- a/net/ipv4/tcp_diag.c +++ b/net/ipv4/tcp_diag.c @@ -54,11 +54,16 @@ static int tcp_diag_destroy(struct sk_buff *in_skb, { struct net *net = sock_net(in_skb->sk); struct sock *sk = inet_diag_find_one_icsk(net, &tcp_hashinfo, req); + int err; if (IS_ERR(sk)) return PTR_ERR(sk); - return sock_diag_destroy(sk, ECONNABORTED); + err = sock_diag_destroy(sk, ECONNABORTED); + + sock_gen_put(sk); + + return err; } #endif diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 32b048e524d6..7158d4f8dae4 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -814,8 +814,14 @@ static void tcp_v4_reqsk_send_ack(const struct sock *sk, struct sk_buff *skb, u32 seq = (sk->sk_state == TCP_LISTEN) ? tcp_rsk(req)->snt_isn + 1 : tcp_sk(sk)->snd_nxt; + /* RFC 7323 2.3 + * The window field (SEG.WND) of every outgoing segment, with the + * exception of <SYN> segments, MUST be right-shifted by + * Rcv.Wind.Shift bits: + */ tcp_v4_send_ack(sock_net(sk), skb, seq, - tcp_rsk(req)->rcv_nxt, req->rsk_rcv_wnd, + tcp_rsk(req)->rcv_nxt, + req->rsk_rcv_wnd >> inet_rsk(req)->rcv_wscale, tcp_time_stamp, req->ts_recent, 0, diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index e61f7cd65d08..5fdcb8d108d4 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -1182,13 +1182,13 @@ out: * @sk: socket * * Drops all bad checksum frames, until a valid one is found. - * Returns the length of found skb, or 0 if none is found. + * Returns the length of found skb, or -1 if none is found. */ -static unsigned int first_packet_length(struct sock *sk) +static int first_packet_length(struct sock *sk) { struct sk_buff_head list_kill, *rcvq = &sk->sk_receive_queue; struct sk_buff *skb; - unsigned int res; + int res; __skb_queue_head_init(&list_kill); @@ -1203,7 +1203,7 @@ static unsigned int first_packet_length(struct sock *sk) __skb_unlink(skb, rcvq); __skb_queue_tail(&list_kill, skb); } - res = skb ? skb->len : 0; + res = skb ? skb->len : -1; spin_unlock_bh(&rcvq->lock); if (!skb_queue_empty(&list_kill)) { @@ -1232,7 +1232,7 @@ int udp_ioctl(struct sock *sk, int cmd, unsigned long arg) case SIOCINQ: { - unsigned int amount = first_packet_length(sk); + int amount = max_t(int, 0, first_packet_length(sk)); return put_user(amount, (int __user *)arg); } @@ -2184,7 +2184,7 @@ unsigned int udp_poll(struct file *file, struct socket *sock, poll_table *wait) /* Check for false positives due to checksum errors */ if ((mask & POLLRDNORM) && !(file->f_flags & O_NONBLOCK) && - !(sk->sk_shutdown & RCV_SHUTDOWN) && !first_packet_length(sk)) + !(sk->sk_shutdown & RCV_SHUTDOWN) && first_packet_length(sk) == -1) mask &= ~(POLLIN | POLLRDNORM); return mask; @@ -2216,7 +2216,6 @@ struct proto udp_prot = { .sysctl_wmem = &sysctl_udp_wmem_min, .sysctl_rmem = &sysctl_udp_rmem_min, .obj_size = sizeof(struct udp_sock), - .slab_flags = SLAB_DESTROY_BY_RCU, .h.udp_table = &udp_table, #ifdef CONFIG_COMPAT .compat_setsockopt = compat_udp_setsockopt, diff --git a/net/ipv4/udplite.c b/net/ipv4/udplite.c index 3b3efbda48e1..2eea073e27ef 100644 --- a/net/ipv4/udplite.c +++ b/net/ipv4/udplite.c @@ -55,7 +55,6 @@ struct proto udplite_prot = { .unhash = udp_lib_unhash, .get_port = udp_v4_get_port, .obj_size = sizeof(struct udp_sock), - .slab_flags = SLAB_DESTROY_BY_RCU, .h.udp_table = &udplite_table, #ifdef CONFIG_COMPAT .compat_setsockopt = compat_udp_setsockopt, diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index df8425fcbc2c..f418d2eaeddd 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -1872,7 +1872,6 @@ static int addrconf_dad_end(struct inet6_ifaddr *ifp) void addrconf_dad_failure(struct inet6_ifaddr *ifp) { - struct in6_addr addr; struct inet6_dev *idev = ifp->idev; struct net *net = dev_net(ifp->idev->dev); @@ -1934,18 +1933,6 @@ void addrconf_dad_failure(struct inet6_ifaddr *ifp) in6_ifa_put(ifp2); lock_errdad: spin_lock_bh(&ifp->lock); - } else if (idev->cnf.accept_dad > 1 && !idev->cnf.disable_ipv6) { - addr.s6_addr32[0] = htonl(0xfe800000); - addr.s6_addr32[1] = 0; - - if (!ipv6_generate_eui64(addr.s6_addr + 8, idev->dev) && - ipv6_addr_equal(&ifp->addr, &addr)) { - /* DAD failed for link-local based on MAC address */ - idev->cnf.disable_ipv6 = 1; - - pr_info("%s: IPv6 being disabled!\n", - ifp->idev->dev->name); - } } errdad: @@ -3821,6 +3808,7 @@ static void addrconf_dad_work(struct work_struct *w) dad_work); struct inet6_dev *idev = ifp->idev; struct in6_addr mcaddr; + bool disable_ipv6 = false; enum { DAD_PROCESS, @@ -3837,6 +3825,24 @@ static void addrconf_dad_work(struct work_struct *w) } else if (ifp->state == INET6_IFADDR_STATE_ERRDAD) { action = DAD_ABORT; ifp->state = INET6_IFADDR_STATE_POSTDAD; + + if (idev->cnf.accept_dad > 1 && !idev->cnf.disable_ipv6 && + !(ifp->flags & IFA_F_STABLE_PRIVACY)) { + struct in6_addr addr; + + addr.s6_addr32[0] = htonl(0xfe800000); + addr.s6_addr32[1] = 0; + + if (!ipv6_generate_eui64(addr.s6_addr + 8, idev->dev) && + ipv6_addr_equal(&ifp->addr, &addr)) { + /* DAD failed for link-local based on MAC */ + idev->cnf.disable_ipv6 = 1; + + pr_info("%s: IPv6 being disabled!\n", + ifp->idev->dev->name); + disable_ipv6 = true; + } + } } spin_unlock_bh(&ifp->lock); @@ -3845,6 +3851,8 @@ static void addrconf_dad_work(struct work_struct *w) goto out; } else if (action == DAD_ABORT) { addrconf_dad_stop(ifp, 1); + if (disable_ipv6) + addrconf_ifdown(idev->dev, 0); goto out; } diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 33df8b8575cc..94f4f89d73e7 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -944,9 +944,15 @@ static void tcp_v6_reqsk_send_ack(const struct sock *sk, struct sk_buff *skb, /* sk->sk_state == TCP_LISTEN -> for regular TCP_SYN_RECV * sk->sk_state == TCP_SYN_RECV -> for Fast Open. */ + /* RFC 7323 2.3 + * The window field (SEG.WND) of every outgoing segment, with the + * exception of <SYN> segments, MUST be right-shifted by + * Rcv.Wind.Shift bits: + */ tcp_v6_send_ack(sk, skb, (sk->sk_state == TCP_LISTEN) ? tcp_rsk(req)->snt_isn + 1 : tcp_sk(sk)->snd_nxt, - tcp_rsk(req)->rcv_nxt, req->rsk_rcv_wnd, + tcp_rsk(req)->rcv_nxt, + req->rsk_rcv_wnd >> inet_rsk(req)->rcv_wscale, tcp_time_stamp, req->ts_recent, sk->sk_bound_dev_if, tcp_v6_md5_do_lookup(sk, &ipv6_hdr(skb)->daddr), 0, 0); diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 81e2f98b958d..19ac3a1c308d 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -1460,7 +1460,6 @@ struct proto udpv6_prot = { .sysctl_wmem = &sysctl_udp_wmem_min, .sysctl_rmem = &sysctl_udp_rmem_min, .obj_size = sizeof(struct udp6_sock), - .slab_flags = SLAB_DESTROY_BY_RCU, .h.udp_table = &udp_table, #ifdef CONFIG_COMPAT .compat_setsockopt = compat_udpv6_setsockopt, diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c index 9cf097e206e9..fd6ef414899b 100644 --- a/net/ipv6/udplite.c +++ b/net/ipv6/udplite.c @@ -50,7 +50,6 @@ struct proto udplitev6_prot = { .unhash = udp_lib_unhash, .get_port = udp_v6_get_port, .obj_size = sizeof(struct udp6_sock), - .slab_flags = SLAB_DESTROY_BY_RCU, .h.udp_table = &udplite_table, #ifdef CONFIG_COMPAT .compat_setsockopt = compat_udpv6_setsockopt, diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c index d9560aa2dba3..232cb92033e8 100644 --- a/net/l2tp/l2tp_ppp.c +++ b/net/l2tp/l2tp_ppp.c @@ -856,7 +856,7 @@ static int pppol2tp_getname(struct socket *sock, struct sockaddr *uaddr, error = -ENOTCONN; if (sk == NULL) goto end; - if (sk->sk_state != PPPOX_CONNECTED) + if (!(sk->sk_state & PPPOX_CONNECTED)) goto end; error = -EBADF; diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c index 958a1455ca7f..9f267c3ffb39 100644 --- a/net/netfilter/nf_conntrack_standalone.c +++ b/net/netfilter/nf_conntrack_standalone.c @@ -205,6 +205,7 @@ static int ct_seq_show(struct seq_file *s, void *v) struct nf_conn *ct = nf_ct_tuplehash_to_ctrack(hash); const struct nf_conntrack_l3proto *l3proto; const struct nf_conntrack_l4proto *l4proto; + struct net *net = seq_file_net(s); int ret = 0; NF_CT_ASSERT(ct); @@ -215,6 +216,9 @@ static int ct_seq_show(struct seq_file *s, void *v) if (NF_CT_DIRECTION(hash)) goto release; + if (!net_eq(nf_ct_net(ct), net)) + goto release; + l3proto = __nf_ct_l3proto_find(nf_ct_l3num(ct)); NF_CT_ASSERT(l3proto); l4proto = __nf_ct_l4proto_find(nf_ct_l3num(ct), nf_ct_protonum(ct)); diff --git a/net/netfilter/nfnetlink_acct.c b/net/netfilter/nfnetlink_acct.c index 1b4de4bd6958..70eb2f6a3b01 100644 --- a/net/netfilter/nfnetlink_acct.c +++ b/net/netfilter/nfnetlink_acct.c @@ -326,14 +326,14 @@ static int nfnl_acct_try_del(struct nf_acct *cur) { int ret = 0; - /* we want to avoid races with nfnl_acct_find_get. */ - if (atomic_dec_and_test(&cur->refcnt)) { + /* We want to avoid races with nfnl_acct_put. So only when the current + * refcnt is 1, we decrease it to 0. + */ + if (atomic_cmpxchg(&cur->refcnt, 1, 0) == 1) { /* We are protected by nfnl mutex. */ list_del_rcu(&cur->head); kfree_rcu(cur, rcu_head); } else { - /* still in use, restore reference counter. */ - atomic_inc(&cur->refcnt); ret = -EBUSY; } return ret; @@ -443,7 +443,7 @@ void nfnl_acct_update(const struct sk_buff *skb, struct nf_acct *nfacct) } EXPORT_SYMBOL_GPL(nfnl_acct_update); -static void nfnl_overquota_report(struct nf_acct *nfacct) +static void nfnl_overquota_report(struct net *net, struct nf_acct *nfacct) { int ret; struct sk_buff *skb; @@ -458,11 +458,12 @@ static void nfnl_overquota_report(struct nf_acct *nfacct) kfree_skb(skb); return; } - netlink_broadcast(init_net.nfnl, skb, 0, NFNLGRP_ACCT_QUOTA, + netlink_broadcast(net->nfnl, skb, 0, NFNLGRP_ACCT_QUOTA, GFP_ATOMIC); } -int nfnl_acct_overquota(const struct sk_buff *skb, struct nf_acct *nfacct) +int nfnl_acct_overquota(struct net *net, const struct sk_buff *skb, + struct nf_acct *nfacct) { u64 now; u64 *quota; @@ -480,7 +481,7 @@ int nfnl_acct_overquota(const struct sk_buff *skb, struct nf_acct *nfacct) if (now >= *quota && !test_and_set_bit(NFACCT_OVERQUOTA_BIT, &nfacct->flags)) { - nfnl_overquota_report(nfacct); + nfnl_overquota_report(net, nfacct); } return ret; diff --git a/net/netfilter/nfnetlink_cttimeout.c b/net/netfilter/nfnetlink_cttimeout.c index 4cdcd969b64c..68216cdc7083 100644 --- a/net/netfilter/nfnetlink_cttimeout.c +++ b/net/netfilter/nfnetlink_cttimeout.c @@ -330,16 +330,16 @@ static int ctnl_timeout_try_del(struct net *net, struct ctnl_timeout *timeout) { int ret = 0; - /* we want to avoid races with nf_ct_timeout_find_get. */ - if (atomic_dec_and_test(&timeout->refcnt)) { + /* We want to avoid races with ctnl_timeout_put. So only when the + * current refcnt is 1, we decrease it to 0. + */ + if (atomic_cmpxchg(&timeout->refcnt, 1, 0) == 1) { /* We are protected by nfnl mutex. */ list_del_rcu(&timeout->head); nf_ct_l4proto_put(timeout->l4proto); ctnl_untimeout(net, timeout); kfree_rcu(timeout, rcu_head); } else { - /* still in use, restore reference counter. */ - atomic_inc(&timeout->refcnt); ret = -EBUSY; } return ret; @@ -543,7 +543,9 @@ err: static void ctnl_timeout_put(struct ctnl_timeout *timeout) { - atomic_dec(&timeout->refcnt); + if (atomic_dec_and_test(&timeout->refcnt)) + kfree_rcu(timeout, rcu_head); + module_put(THIS_MODULE); } #endif /* CONFIG_NF_CONNTRACK_TIMEOUT */ @@ -591,7 +593,9 @@ static void __net_exit cttimeout_net_exit(struct net *net) list_for_each_entry_safe(cur, tmp, &net->nfct_timeout_list, head) { list_del_rcu(&cur->head); nf_ct_l4proto_put(cur->l4proto); - kfree_rcu(cur, rcu_head); + + if (atomic_dec_and_test(&cur->refcnt)) + kfree_rcu(cur, rcu_head); } } diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index cbcfdfb586a6..6577db524ef6 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -1147,6 +1147,7 @@ MODULE_ALIAS_NFNL_SUBSYS(NFNL_SUBSYS_ULOG); MODULE_ALIAS_NF_LOGGER(AF_INET, 1); MODULE_ALIAS_NF_LOGGER(AF_INET6, 1); MODULE_ALIAS_NF_LOGGER(AF_BRIDGE, 1); +MODULE_ALIAS_NF_LOGGER(3, 1); /* NFPROTO_ARP */ module_init(nfnetlink_log_init); module_exit(nfnetlink_log_fini); diff --git a/net/netfilter/xt_TPROXY.c b/net/netfilter/xt_TPROXY.c index 7f4414d26a66..663c4c3c9072 100644 --- a/net/netfilter/xt_TPROXY.c +++ b/net/netfilter/xt_TPROXY.c @@ -127,6 +127,8 @@ nf_tproxy_get_sock_v4(struct net *net, struct sk_buff *skb, void *hp, daddr, dport, in->ifindex); + if (sk && !atomic_inc_not_zero(&sk->sk_refcnt)) + sk = NULL; /* NOTE: we return listeners even if bound to * 0.0.0.0, those are filtered out in * xt_socket, since xt_TPROXY needs 0 bound @@ -195,6 +197,8 @@ nf_tproxy_get_sock_v6(struct net *net, struct sk_buff *skb, int thoff, void *hp, daddr, ntohs(dport), in->ifindex); + if (sk && !atomic_inc_not_zero(&sk->sk_refcnt)) + sk = NULL; /* NOTE: we return listeners even if bound to * 0.0.0.0, those are filtered out in * xt_socket, since xt_TPROXY needs 0 bound diff --git a/net/netfilter/xt_nfacct.c b/net/netfilter/xt_nfacct.c index 3048a7e3a90a..cf327593852a 100644 --- a/net/netfilter/xt_nfacct.c +++ b/net/netfilter/xt_nfacct.c @@ -26,7 +26,7 @@ static bool nfacct_mt(const struct sk_buff *skb, struct xt_action_param *par) nfnl_acct_update(skb, info->nfacct); - overquota = nfnl_acct_overquota(skb, info->nfacct); + overquota = nfnl_acct_overquota(par->net, skb, info->nfacct); return overquota == NFACCT_UNDERQUOTA ? false : true; } diff --git a/net/sched/act_ife.c b/net/sched/act_ife.c index 141a06eeb1e5..e87cd81315e1 100644 --- a/net/sched/act_ife.c +++ b/net/sched/act_ife.c @@ -53,7 +53,7 @@ int ife_tlv_meta_encode(void *skbdata, u16 attrtype, u16 dlen, const void *dval) u32 *tlv = (u32 *)(skbdata); u16 totlen = nla_total_size(dlen); /*alignment + hdr */ char *dptr = (char *)tlv + NLA_HDRLEN; - u32 htlv = attrtype << 16 | totlen; + u32 htlv = attrtype << 16 | dlen; *tlv = htonl(htlv); memset(dptr, 0, totlen - NLA_HDRLEN); @@ -135,7 +135,7 @@ EXPORT_SYMBOL_GPL(ife_release_meta_gen); int ife_validate_meta_u32(void *val, int len) { - if (len == 4) + if (len == sizeof(u32)) return 0; return -EINVAL; @@ -144,8 +144,8 @@ EXPORT_SYMBOL_GPL(ife_validate_meta_u32); int ife_validate_meta_u16(void *val, int len) { - /* length will include padding */ - if (len == NLA_ALIGN(2)) + /* length will not include padding */ + if (len == sizeof(u16)) return 0; return -EINVAL; @@ -652,12 +652,14 @@ static int tcf_ife_decode(struct sk_buff *skb, const struct tc_action *a, u8 *tlvdata = (u8 *)tlv; u16 mtype = tlv->type; u16 mlen = tlv->len; + u16 alen; mtype = ntohs(mtype); mlen = ntohs(mlen); + alen = NLA_ALIGN(mlen); - if (find_decode_metaid(skb, ife, mtype, (mlen - 4), - (void *)(tlvdata + 4))) { + if (find_decode_metaid(skb, ife, mtype, (mlen - NLA_HDRLEN), + (void *)(tlvdata + NLA_HDRLEN))) { /* abuse overlimits to count when we receive metadata * but dont have an ops for it */ @@ -666,8 +668,8 @@ static int tcf_ife_decode(struct sk_buff *skb, const struct tc_action *a, ife->tcf_qstats.overlimits++; } - tlvdata += mlen; - ifehdrln -= mlen; + tlvdata += alen; + ifehdrln -= alen; tlv = (struct meta_tlvhdr *)tlvdata; } diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index e95b67cd5718..657c13362b19 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -643,18 +643,19 @@ struct Qdisc *qdisc_create_dflt(struct netdev_queue *dev_queue, struct Qdisc *sch; if (!try_module_get(ops->owner)) - goto errout; + return NULL; sch = qdisc_alloc(dev_queue, ops); - if (IS_ERR(sch)) - goto errout; + if (IS_ERR(sch)) { + module_put(ops->owner); + return NULL; + } sch->parent = parentid; if (!ops->init || ops->init(sch, NULL) == 0) return sch; qdisc_destroy(sch); -errout: return NULL; } EXPORT_SYMBOL(qdisc_create_dflt); diff --git a/net/sctp/input.c b/net/sctp/input.c index c182db7d691f..69444d32ecda 100644 --- a/net/sctp/input.c +++ b/net/sctp/input.c @@ -119,7 +119,13 @@ int sctp_rcv(struct sk_buff *skb) skb_transport_offset(skb)) goto discard_it; - if (!pskb_may_pull(skb, sizeof(struct sctphdr))) + /* If the packet is fragmented and we need to do crc checking, + * it's better to just linearize it otherwise crc computing + * takes longer. + */ + if ((!(skb_shinfo(skb)->gso_type & SKB_GSO_SCTP) && + skb_linearize(skb)) || + !pskb_may_pull(skb, sizeof(struct sctphdr))) goto discard_it; /* Pull up the IP header. */ @@ -1177,9 +1183,6 @@ static struct sctp_association *__sctp_rcv_lookup_harder(struct net *net, if ((skb_shinfo(skb)->gso_type & SKB_GSO_SCTP) == SKB_GSO_SCTP) return NULL; - if (skb_linearize(skb)) - return NULL; - ch = (sctp_chunkhdr_t *) skb->data; /* The code below will attempt to walk the chunk and extract diff --git a/net/sctp/inqueue.c b/net/sctp/inqueue.c index c30ddb0f3190..6437aa97cfd7 100644 --- a/net/sctp/inqueue.c +++ b/net/sctp/inqueue.c @@ -170,19 +170,6 @@ next_chunk: chunk = list_entry(entry, struct sctp_chunk, list); - /* Linearize if it's not GSO */ - if ((skb_shinfo(chunk->skb)->gso_type & SKB_GSO_SCTP) != SKB_GSO_SCTP && - skb_is_nonlinear(chunk->skb)) { - if (skb_linearize(chunk->skb)) { - __SCTP_INC_STATS(dev_net(chunk->skb->dev), SCTP_MIB_IN_PKT_DISCARDS); - sctp_chunk_free(chunk); - goto next_chunk; - } - - /* Update sctp_hdr as it probably changed */ - chunk->sctp_hdr = sctp_hdr(chunk->skb); - } - if ((skb_shinfo(chunk->skb)->gso_type & SKB_GSO_SCTP) == SKB_GSO_SCTP) { /* GSO-marked skbs but without frags, handle * them normally diff --git a/net/sctp/sctp_diag.c b/net/sctp/sctp_diag.c index bb691538adc8..f3508aa75815 100644 --- a/net/sctp/sctp_diag.c +++ b/net/sctp/sctp_diag.c @@ -424,11 +424,13 @@ static int sctp_diag_dump_one(struct sk_buff *in_skb, paddr.v4.sin_family = AF_INET; } else { laddr.v6.sin6_port = req->id.idiag_sport; - memcpy(&laddr.v6.sin6_addr, req->id.idiag_src, 64); + memcpy(&laddr.v6.sin6_addr, req->id.idiag_src, + sizeof(laddr.v6.sin6_addr)); laddr.v6.sin6_family = AF_INET6; paddr.v6.sin6_port = req->id.idiag_dport; - memcpy(&paddr.v6.sin6_addr, req->id.idiag_dst, 64); + memcpy(&paddr.v6.sin6_addr, req->id.idiag_dst, + sizeof(paddr.v6.sin6_addr)); paddr.v6.sin6_family = AF_INET6; } diff --git a/net/tipc/udp_media.c b/net/tipc/udp_media.c index b016c011970b..ae7e14cae085 100644 --- a/net/tipc/udp_media.c +++ b/net/tipc/udp_media.c @@ -396,10 +396,13 @@ static int tipc_udp_enable(struct net *net, struct tipc_bearer *b, tuncfg.encap_destroy = NULL; setup_udp_tunnel_sock(net, ub->ubsock, &tuncfg); - if (enable_mcast(ub, remote)) + err = enable_mcast(ub, remote); + if (err) goto err; return 0; err: + if (ub->ubsock) + udp_tunnel_sock_release(ub->ubsock); kfree(ub); return err; } |