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-rw-r--r--Documentation/networking/ip-sysctl.rst6
-rw-r--r--drivers/isdn/mISDN/core.c6
-rw-r--r--drivers/isdn/mISDN/core.h4
-rw-r--r--drivers/isdn/mISDN/layer1.c4
-rw-r--r--drivers/net/ethernet/aquantia/atlantic/aq_ring.c8
-rw-r--r--drivers/net/ethernet/atheros/ag71xx.c23
-rw-r--r--drivers/net/ethernet/freescale/fman/fman_port.c12
-rw-r--r--drivers/net/ethernet/intel/igc/igc_main.c6
-rw-r--r--drivers/net/ethernet/intel/igc/igc_ptp.c15
-rw-r--r--drivers/net/ethernet/lantiq_xrx200.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en.h5
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/health.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c35
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c10
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c16
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c48
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tc.c33
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/main.c11
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c9
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_lif.c2
-rw-r--r--drivers/net/phy/fixed_phy.c4
-rw-r--r--drivers/net/usb/pegasus.c4
-rw-r--r--drivers/nfc/st21nfca/i2c.c29
-rw-r--r--include/net/sctp/sctp.h6
-rw-r--r--include/net/sctp/structs.h3
-rw-r--r--include/uapi/linux/nfc.h6
-rw-r--r--net/bridge/br_multicast.c32
-rw-r--r--net/bridge/br_netlink.c4
-rw-r--r--net/bridge/br_private.h12
-rw-r--r--net/bridge/br_sysfs_br.c4
-rw-r--r--net/bridge/br_vlan_options.c4
-rw-r--r--net/ipv4/af_inet.c10
-rw-r--r--net/ipv4/udp.c2
-rw-r--r--net/ipv6/ip6_vti.c2
-rw-r--r--net/ipv6/raw.c3
-rw-r--r--net/ipv6/udp.c2
-rw-r--r--net/ncsi/ncsi-netlink.c6
-rw-r--r--net/sctp/diag.c12
-rw-r--r--net/sctp/endpointola.c23
-rw-r--r--net/sctp/socket.c23
-rw-r--r--net/smc/smc.h5
-rw-r--r--net/smc/smc_cdc.c52
-rw-r--r--net/smc/smc_cdc.h2
-rw-r--r--net/smc/smc_core.c27
-rw-r--r--net/smc/smc_core.h6
-rw-r--r--net/smc/smc_ib.c4
-rw-r--r--net/smc/smc_ib.h1
-rw-r--r--net/smc/smc_llc.c2
-rw-r--r--net/smc/smc_wr.c51
-rw-r--r--net/smc/smc_wr.h5
-rw-r--r--net/xdp/xsk_buff_pool.c1
-rw-r--r--tools/testing/selftests/net/mptcp/config1
-rwxr-xr-xtools/testing/selftests/net/udpgro_fwd.sh6
-rw-r--r--tools/testing/selftests/net/udpgso.c12
-rw-r--r--tools/testing/selftests/net/udpgso_bench_tx.c8
58 files changed, 405 insertions, 237 deletions
diff --git a/Documentation/networking/ip-sysctl.rst b/Documentation/networking/ip-sysctl.rst
index c04431144f7a..2572eecc3e86 100644
--- a/Documentation/networking/ip-sysctl.rst
+++ b/Documentation/networking/ip-sysctl.rst
@@ -25,7 +25,8 @@ ip_default_ttl - INTEGER
ip_no_pmtu_disc - INTEGER
Disable Path MTU Discovery. If enabled in mode 1 and a
fragmentation-required ICMP is received, the PMTU to this
- destination will be set to min_pmtu (see below). You will need
+ destination will be set to the smallest of the old MTU to
+ this destination and min_pmtu (see below). You will need
to raise min_pmtu to the smallest interface MTU on your system
manually if you want to avoid locally generated fragments.
@@ -49,7 +50,8 @@ ip_no_pmtu_disc - INTEGER
Default: FALSE
min_pmtu - INTEGER
- default 552 - minimum discovered Path MTU
+ default 552 - minimum Path MTU. Unless this is changed mannually,
+ each cached pmtu will never be lower than this setting.
ip_forward_use_pmtu - BOOLEAN
By default we don't trust protocol path MTUs while forwarding
diff --git a/drivers/isdn/mISDN/core.c b/drivers/isdn/mISDN/core.c
index 55891e420446..a41b4b264594 100644
--- a/drivers/isdn/mISDN/core.c
+++ b/drivers/isdn/mISDN/core.c
@@ -381,7 +381,7 @@ mISDNInit(void)
err = mISDN_inittimer(&debug);
if (err)
goto error2;
- err = l1_init(&debug);
+ err = Isdnl1_Init(&debug);
if (err)
goto error3;
err = Isdnl2_Init(&debug);
@@ -395,7 +395,7 @@ mISDNInit(void)
error5:
Isdnl2_cleanup();
error4:
- l1_cleanup();
+ Isdnl1_cleanup();
error3:
mISDN_timer_cleanup();
error2:
@@ -408,7 +408,7 @@ static void mISDN_cleanup(void)
{
misdn_sock_cleanup();
Isdnl2_cleanup();
- l1_cleanup();
+ Isdnl1_cleanup();
mISDN_timer_cleanup();
class_unregister(&mISDN_class);
diff --git a/drivers/isdn/mISDN/core.h b/drivers/isdn/mISDN/core.h
index 23b44d303327..42599f49c189 100644
--- a/drivers/isdn/mISDN/core.h
+++ b/drivers/isdn/mISDN/core.h
@@ -60,8 +60,8 @@ struct Bprotocol *get_Bprotocol4id(u_int);
extern int mISDN_inittimer(u_int *);
extern void mISDN_timer_cleanup(void);
-extern int l1_init(u_int *);
-extern void l1_cleanup(void);
+extern int Isdnl1_Init(u_int *);
+extern void Isdnl1_cleanup(void);
extern int Isdnl2_Init(u_int *);
extern void Isdnl2_cleanup(void);
diff --git a/drivers/isdn/mISDN/layer1.c b/drivers/isdn/mISDN/layer1.c
index 98a3bc6c1700..7b31c25a550e 100644
--- a/drivers/isdn/mISDN/layer1.c
+++ b/drivers/isdn/mISDN/layer1.c
@@ -398,7 +398,7 @@ create_l1(struct dchannel *dch, dchannel_l1callback *dcb) {
EXPORT_SYMBOL(create_l1);
int
-l1_init(u_int *deb)
+Isdnl1_Init(u_int *deb)
{
debug = deb;
l1fsm_s.state_count = L1S_STATE_COUNT;
@@ -409,7 +409,7 @@ l1_init(u_int *deb)
}
void
-l1_cleanup(void)
+Isdnl1_cleanup(void)
{
mISDN_FsmFree(&l1fsm_s);
}
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
index 81b3756417ec..77e76c9efd32 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
@@ -366,6 +366,10 @@ int aq_ring_rx_clean(struct aq_ring_s *self,
if (!buff->is_eop) {
buff_ = buff;
do {
+ if (buff_->next >= self->size) {
+ err = -EIO;
+ goto err_exit;
+ }
next_ = buff_->next,
buff_ = &self->buff_ring[next_];
is_rsc_completed =
@@ -389,6 +393,10 @@ int aq_ring_rx_clean(struct aq_ring_s *self,
(buff->is_lro && buff->is_cso_err)) {
buff_ = buff;
do {
+ if (buff_->next >= self->size) {
+ err = -EIO;
+ goto err_exit;
+ }
next_ = buff_->next,
buff_ = &self->buff_ring[next_];
diff --git a/drivers/net/ethernet/atheros/ag71xx.c b/drivers/net/ethernet/atheros/ag71xx.c
index 88d2ab748399..4579ddf9c427 100644
--- a/drivers/net/ethernet/atheros/ag71xx.c
+++ b/drivers/net/ethernet/atheros/ag71xx.c
@@ -1913,15 +1913,12 @@ static int ag71xx_probe(struct platform_device *pdev)
ag->mac_reset = devm_reset_control_get(&pdev->dev, "mac");
if (IS_ERR(ag->mac_reset)) {
netif_err(ag, probe, ndev, "missing mac reset\n");
- err = PTR_ERR(ag->mac_reset);
- goto err_free;
+ return PTR_ERR(ag->mac_reset);
}
ag->mac_base = devm_ioremap(&pdev->dev, res->start, resource_size(res));
- if (!ag->mac_base) {
- err = -ENOMEM;
- goto err_free;
- }
+ if (!ag->mac_base)
+ return -ENOMEM;
ndev->irq = platform_get_irq(pdev, 0);
err = devm_request_irq(&pdev->dev, ndev->irq, ag71xx_interrupt,
@@ -1929,7 +1926,7 @@ static int ag71xx_probe(struct platform_device *pdev)
if (err) {
netif_err(ag, probe, ndev, "unable to request IRQ %d\n",
ndev->irq);
- goto err_free;
+ return err;
}
ndev->netdev_ops = &ag71xx_netdev_ops;
@@ -1957,10 +1954,8 @@ static int ag71xx_probe(struct platform_device *pdev)
ag->stop_desc = dmam_alloc_coherent(&pdev->dev,
sizeof(struct ag71xx_desc),
&ag->stop_desc_dma, GFP_KERNEL);
- if (!ag->stop_desc) {
- err = -ENOMEM;
- goto err_free;
- }
+ if (!ag->stop_desc)
+ return -ENOMEM;
ag->stop_desc->data = 0;
ag->stop_desc->ctrl = 0;
@@ -1975,7 +1970,7 @@ static int ag71xx_probe(struct platform_device *pdev)
err = of_get_phy_mode(np, &ag->phy_if_mode);
if (err) {
netif_err(ag, probe, ndev, "missing phy-mode property in DT\n");
- goto err_free;
+ return err;
}
netif_napi_add(ndev, &ag->napi, ag71xx_poll, AG71XX_NAPI_WEIGHT);
@@ -1983,7 +1978,7 @@ static int ag71xx_probe(struct platform_device *pdev)
err = clk_prepare_enable(ag->clk_eth);
if (err) {
netif_err(ag, probe, ndev, "Failed to enable eth clk.\n");
- goto err_free;
+ return err;
}
ag71xx_wr(ag, AG71XX_REG_MAC_CFG1, 0);
@@ -2019,8 +2014,6 @@ err_mdio_remove:
ag71xx_mdio_remove(ag);
err_put_clk:
clk_disable_unprepare(ag->clk_eth);
-err_free:
- free_netdev(ndev);
return err;
}
diff --git a/drivers/net/ethernet/freescale/fman/fman_port.c b/drivers/net/ethernet/freescale/fman/fman_port.c
index d9baac0dbc7d..4c9d05c45c03 100644
--- a/drivers/net/ethernet/freescale/fman/fman_port.c
+++ b/drivers/net/ethernet/freescale/fman/fman_port.c
@@ -1805,7 +1805,7 @@ static int fman_port_probe(struct platform_device *of_dev)
fman = dev_get_drvdata(&fm_pdev->dev);
if (!fman) {
err = -EINVAL;
- goto return_err;
+ goto put_device;
}
err = of_property_read_u32(port_node, "cell-index", &val);
@@ -1813,7 +1813,7 @@ static int fman_port_probe(struct platform_device *of_dev)
dev_err(port->dev, "%s: reading cell-index for %pOF failed\n",
__func__, port_node);
err = -EINVAL;
- goto return_err;
+ goto put_device;
}
port_id = (u8)val;
port->dts_params.id = port_id;
@@ -1847,7 +1847,7 @@ static int fman_port_probe(struct platform_device *of_dev)
} else {
dev_err(port->dev, "%s: Illegal port type\n", __func__);
err = -EINVAL;
- goto return_err;
+ goto put_device;
}
port->dts_params.type = port_type;
@@ -1861,7 +1861,7 @@ static int fman_port_probe(struct platform_device *of_dev)
dev_err(port->dev, "%s: incorrect qman-channel-id\n",
__func__);
err = -EINVAL;
- goto return_err;
+ goto put_device;
}
port->dts_params.qman_channel_id = qman_channel_id;
}
@@ -1871,7 +1871,7 @@ static int fman_port_probe(struct platform_device *of_dev)
dev_err(port->dev, "%s: of_address_to_resource() failed\n",
__func__);
err = -ENOMEM;
- goto return_err;
+ goto put_device;
}
port->dts_params.fman = fman;
@@ -1896,6 +1896,8 @@ static int fman_port_probe(struct platform_device *of_dev)
return 0;
+put_device:
+ put_device(&fm_pdev->dev);
return_err:
of_node_put(port_node);
free_port:
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 8e448288ee26..d28a80a00953 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -5467,6 +5467,9 @@ static irqreturn_t igc_intr_msi(int irq, void *data)
mod_timer(&adapter->watchdog_timer, jiffies + 1);
}
+ if (icr & IGC_ICR_TS)
+ igc_tsync_interrupt(adapter);
+
napi_schedule(&q_vector->napi);
return IRQ_HANDLED;
@@ -5510,6 +5513,9 @@ static irqreturn_t igc_intr(int irq, void *data)
mod_timer(&adapter->watchdog_timer, jiffies + 1);
}
+ if (icr & IGC_ICR_TS)
+ igc_tsync_interrupt(adapter);
+
napi_schedule(&q_vector->napi);
return IRQ_HANDLED;
diff --git a/drivers/net/ethernet/intel/igc/igc_ptp.c b/drivers/net/ethernet/intel/igc/igc_ptp.c
index 30568e3544cd..4f9245aa79a1 100644
--- a/drivers/net/ethernet/intel/igc/igc_ptp.c
+++ b/drivers/net/ethernet/intel/igc/igc_ptp.c
@@ -768,7 +768,20 @@ int igc_ptp_get_ts_config(struct net_device *netdev, struct ifreq *ifr)
*/
static bool igc_is_crosststamp_supported(struct igc_adapter *adapter)
{
- return IS_ENABLED(CONFIG_X86_TSC) ? pcie_ptm_enabled(adapter->pdev) : false;
+ if (!IS_ENABLED(CONFIG_X86_TSC))
+ return false;
+
+ /* FIXME: it was noticed that enabling support for PCIe PTM in
+ * some i225-V models could cause lockups when bringing the
+ * interface up/down. There should be no downsides to
+ * disabling crosstimestamping support for i225-V, as it
+ * doesn't have any PTP support. That way we gain some time
+ * while root causing the issue.
+ */
+ if (adapter->pdev->device == IGC_DEV_ID_I225_V)
+ return false;
+
+ return pcie_ptm_enabled(adapter->pdev);
}
static struct system_counterval_t igc_device_tstamp_to_system(u64 tstamp)
diff --git a/drivers/net/ethernet/lantiq_xrx200.c b/drivers/net/ethernet/lantiq_xrx200.c
index 96bd6f2b21ed..80bfaf2fec92 100644
--- a/drivers/net/ethernet/lantiq_xrx200.c
+++ b/drivers/net/ethernet/lantiq_xrx200.c
@@ -224,7 +224,7 @@ static int xrx200_hw_receive(struct xrx200_chan *ch)
skb->protocol = eth_type_trans(skb, net_dev);
netif_receive_skb(skb);
net_dev->stats.rx_packets++;
- net_dev->stats.rx_bytes += len - ETH_FCS_LEN;
+ net_dev->stats.rx_bytes += len;
return 0;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index f0ac6b0d9653..b47a0d3ef22f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -783,6 +783,8 @@ struct mlx5e_channel {
DECLARE_BITMAP(state, MLX5E_CHANNEL_NUM_STATES);
int ix;
int cpu;
+ /* Sync between icosq recovery and XSK enable/disable. */
+ struct mutex icosq_recovery_lock;
};
struct mlx5e_ptp;
@@ -1014,9 +1016,6 @@ int mlx5e_create_rq(struct mlx5e_rq *rq, struct mlx5e_rq_param *param);
void mlx5e_destroy_rq(struct mlx5e_rq *rq);
struct mlx5e_sq_param;
-int mlx5e_open_icosq(struct mlx5e_channel *c, struct mlx5e_params *params,
- struct mlx5e_sq_param *param, struct mlx5e_icosq *sq);
-void mlx5e_close_icosq(struct mlx5e_icosq *sq);
int mlx5e_open_xdpsq(struct mlx5e_channel *c, struct mlx5e_params *params,
struct mlx5e_sq_param *param, struct xsk_buff_pool *xsk_pool,
struct mlx5e_xdpsq *sq, bool is_redirect);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/health.h b/drivers/net/ethernet/mellanox/mlx5/core/en/health.h
index d5b7110a4265..0107e4e73bb0 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/health.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/health.h
@@ -30,6 +30,8 @@ void mlx5e_reporter_rx_destroy(struct mlx5e_priv *priv);
void mlx5e_reporter_icosq_cqe_err(struct mlx5e_icosq *icosq);
void mlx5e_reporter_rq_cqe_err(struct mlx5e_rq *rq);
void mlx5e_reporter_rx_timeout(struct mlx5e_rq *rq);
+void mlx5e_reporter_icosq_suspend_recovery(struct mlx5e_channel *c);
+void mlx5e_reporter_icosq_resume_recovery(struct mlx5e_channel *c);
#define MLX5E_REPORTER_PER_Q_MAX_LEN 256
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.h b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.h
index d6c7c81690eb..7c9dd3a75f8a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.h
@@ -66,7 +66,7 @@ mlx5e_rep_setup_tc(struct net_device *dev, enum tc_setup_type type,
static inline void
mlx5e_rep_tc_receive(struct mlx5_cqe64 *cqe, struct mlx5e_rq *rq,
- struct sk_buff *skb) {}
+ struct sk_buff *skb) { napi_gro_receive(rq->cq.napi, skb); }
#endif /* CONFIG_MLX5_CLS_ACT */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
index 74086eb556ae..2684e9da9f41 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
@@ -62,6 +62,7 @@ static void mlx5e_reset_icosq_cc_pc(struct mlx5e_icosq *icosq)
static int mlx5e_rx_reporter_err_icosq_cqe_recover(void *ctx)
{
+ struct mlx5e_rq *xskrq = NULL;
struct mlx5_core_dev *mdev;
struct mlx5e_icosq *icosq;
struct net_device *dev;
@@ -70,7 +71,13 @@ static int mlx5e_rx_reporter_err_icosq_cqe_recover(void *ctx)
int err;
icosq = ctx;
+
+ mutex_lock(&icosq->channel->icosq_recovery_lock);
+
+ /* mlx5e_close_rq cancels this work before RQ and ICOSQ are killed. */
rq = &icosq->channel->rq;
+ if (test_bit(MLX5E_RQ_STATE_ENABLED, &icosq->channel->xskrq.state))
+ xskrq = &icosq->channel->xskrq;
mdev = icosq->channel->mdev;
dev = icosq->channel->netdev;
err = mlx5_core_query_sq_state(mdev, icosq->sqn, &state);
@@ -84,6 +91,9 @@ static int mlx5e_rx_reporter_err_icosq_cqe_recover(void *ctx)
goto out;
mlx5e_deactivate_rq(rq);
+ if (xskrq)
+ mlx5e_deactivate_rq(xskrq);
+
err = mlx5e_wait_for_icosq_flush(icosq);
if (err)
goto out;
@@ -97,15 +107,28 @@ static int mlx5e_rx_reporter_err_icosq_cqe_recover(void *ctx)
goto out;
mlx5e_reset_icosq_cc_pc(icosq);
+
mlx5e_free_rx_in_progress_descs(rq);
+ if (xskrq)
+ mlx5e_free_rx_in_progress_descs(xskrq);
+
clear_bit(MLX5E_SQ_STATE_RECOVERING, &icosq->state);
mlx5e_activate_icosq(icosq);
- mlx5e_activate_rq(rq);
+ mlx5e_activate_rq(rq);
rq->stats->recover++;
+
+ if (xskrq) {
+ mlx5e_activate_rq(xskrq);
+ xskrq->stats->recover++;
+ }
+
+ mutex_unlock(&icosq->channel->icosq_recovery_lock);
+
return 0;
out:
clear_bit(MLX5E_SQ_STATE_RECOVERING, &icosq->state);
+ mutex_unlock(&icosq->channel->icosq_recovery_lock);
return err;
}
@@ -706,6 +729,16 @@ void mlx5e_reporter_icosq_cqe_err(struct mlx5e_icosq *icosq)
mlx5e_health_report(priv, priv->rx_reporter, err_str, &err_ctx);
}
+void mlx5e_reporter_icosq_suspend_recovery(struct mlx5e_channel *c)
+{
+ mutex_lock(&c->icosq_recovery_lock);
+}
+
+void mlx5e_reporter_icosq_resume_recovery(struct mlx5e_channel *c)
+{
+ mutex_unlock(&c->icosq_recovery_lock);
+}
+
static const struct devlink_health_reporter_ops mlx5_rx_reporter_ops = {
.name = "rx",
.recover = mlx5e_rx_reporter_recover,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
index 4f4bc8726ec4..614cd9477600 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
@@ -466,6 +466,14 @@ static int mlx5e_tx_reporter_dump_sq(struct mlx5e_priv *priv, struct devlink_fms
return mlx5e_health_fmsg_named_obj_nest_end(fmsg);
}
+static int mlx5e_tx_reporter_timeout_dump(struct mlx5e_priv *priv, struct devlink_fmsg *fmsg,
+ void *ctx)
+{
+ struct mlx5e_tx_timeout_ctx *to_ctx = ctx;
+
+ return mlx5e_tx_reporter_dump_sq(priv, fmsg, to_ctx->sq);
+}
+
static int mlx5e_tx_reporter_dump_all_sqs(struct mlx5e_priv *priv,
struct devlink_fmsg *fmsg)
{
@@ -561,7 +569,7 @@ int mlx5e_reporter_tx_timeout(struct mlx5e_txqsq *sq)
to_ctx.sq = sq;
err_ctx.ctx = &to_ctx;
err_ctx.recover = mlx5e_tx_reporter_timeout_recover;
- err_ctx.dump = mlx5e_tx_reporter_dump_sq;
+ err_ctx.dump = mlx5e_tx_reporter_timeout_dump;
snprintf(err_str, sizeof(err_str),
"TX timeout on queue: %d, SQ: 0x%x, CQ: 0x%x, SQ Cons: 0x%x SQ Prod: 0x%x, usecs since last trans: %u",
sq->ch_ix, sq->sqn, sq->cq.mcq.cqn, sq->cc, sq->pc,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c
index 538bc2419bd8..8526a5fbbf0b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c
@@ -4,6 +4,7 @@
#include "setup.h"
#include "en/params.h"
#include "en/txrx.h"
+#include "en/health.h"
/* It matches XDP_UMEM_MIN_CHUNK_SIZE, but as this constant is private and may
* change unexpectedly, and mlx5e has a minimum valid stride size for striding
@@ -170,7 +171,13 @@ void mlx5e_close_xsk(struct mlx5e_channel *c)
void mlx5e_activate_xsk(struct mlx5e_channel *c)
{
+ /* ICOSQ recovery deactivates RQs. Suspend the recovery to avoid
+ * activating XSKRQ in the middle of recovery.
+ */
+ mlx5e_reporter_icosq_suspend_recovery(c);
set_bit(MLX5E_RQ_STATE_ENABLED, &c->xskrq.state);
+ mlx5e_reporter_icosq_resume_recovery(c);
+
/* TX queue is created active. */
spin_lock_bh(&c->async_icosq_lock);
@@ -180,6 +187,13 @@ void mlx5e_activate_xsk(struct mlx5e_channel *c)
void mlx5e_deactivate_xsk(struct mlx5e_channel *c)
{
- mlx5e_deactivate_rq(&c->xskrq);
+ /* ICOSQ recovery may reactivate XSKRQ if clear_bit is called in the
+ * middle of recovery. Suspend the recovery to avoid it.
+ */
+ mlx5e_reporter_icosq_suspend_recovery(c);
+ clear_bit(MLX5E_RQ_STATE_ENABLED, &c->xskrq.state);
+ mlx5e_reporter_icosq_resume_recovery(c);
+ synchronize_net(); /* Sync with NAPI to prevent mlx5e_post_rx_wqes. */
+
/* TX queue is disabled on close. */
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 65571593ec5c..41379844eee1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -1087,8 +1087,6 @@ void mlx5e_deactivate_rq(struct mlx5e_rq *rq)
void mlx5e_close_rq(struct mlx5e_rq *rq)
{
cancel_work_sync(&rq->dim.work);
- if (rq->icosq)
- cancel_work_sync(&rq->icosq->recover_work);
cancel_work_sync(&rq->recover_work);
mlx5e_destroy_rq(rq);
mlx5e_free_rx_descs(rq);
@@ -1216,9 +1214,20 @@ static void mlx5e_icosq_err_cqe_work(struct work_struct *recover_work)
mlx5e_reporter_icosq_cqe_err(sq);
}
+static void mlx5e_async_icosq_err_cqe_work(struct work_struct *recover_work)
+{
+ struct mlx5e_icosq *sq = container_of(recover_work, struct mlx5e_icosq,
+ recover_work);
+
+ /* Not implemented yet. */
+
+ netdev_warn(sq->channel->netdev, "async_icosq recovery is not implemented\n");
+}
+
static int mlx5e_alloc_icosq(struct mlx5e_channel *c,
struct mlx5e_sq_param *param,
- struct mlx5e_icosq *sq)
+ struct mlx5e_icosq *sq,
+ work_func_t recover_work_func)
{
void *sqc_wq = MLX5_ADDR_OF(sqc, param->sqc, wq);
struct mlx5_core_dev *mdev = c->mdev;
@@ -1239,7 +1248,7 @@ static int mlx5e_alloc_icosq(struct mlx5e_channel *c,
if (err)
goto err_sq_wq_destroy;
- INIT_WORK(&sq->recover_work, mlx5e_icosq_err_cqe_work);
+ INIT_WORK(&sq->recover_work, recover_work_func);
return 0;
@@ -1575,13 +1584,14 @@ void mlx5e_tx_err_cqe_work(struct work_struct *recover_work)
mlx5e_reporter_tx_err_cqe(sq);
}
-int mlx5e_open_icosq(struct mlx5e_channel *c, struct mlx5e_params *params,
- struct mlx5e_sq_param *param, struct mlx5e_icosq *sq)
+static int mlx5e_open_icosq(struct mlx5e_channel *c, struct mlx5e_params *params,
+ struct mlx5e_sq_param *param, struct mlx5e_icosq *sq,
+ work_func_t recover_work_func)
{
struct mlx5e_create_sq_param csp = {};
int err;
- err = mlx5e_alloc_icosq(c, param, sq);
+ err = mlx5e_alloc_icosq(c, param, sq, recover_work_func);
if (err)
return err;
@@ -1620,7 +1630,7 @@ void mlx5e_deactivate_icosq(struct mlx5e_icosq *icosq)
synchronize_net(); /* Sync with NAPI. */
}
-void mlx5e_close_icosq(struct mlx5e_icosq *sq)
+static void mlx5e_close_icosq(struct mlx5e_icosq *sq)
{
struct mlx5e_channel *c = sq->channel;
@@ -2084,11 +2094,15 @@ static int mlx5e_open_queues(struct mlx5e_channel *c,
spin_lock_init(&c->async_icosq_lock);
- err = mlx5e_open_icosq(c, params, &cparam->async_icosq, &c->async_icosq);
+ err = mlx5e_open_icosq(c, params, &cparam->async_icosq, &c->async_icosq,
+ mlx5e_async_icosq_err_cqe_work);
if (err)
goto err_close_xdpsq_cq;
- err = mlx5e_open_icosq(c, params, &cparam->icosq, &c->icosq);
+ mutex_init(&c->icosq_recovery_lock);
+
+ err = mlx5e_open_icosq(c, params, &cparam->icosq, &c->icosq,
+ mlx5e_icosq_err_cqe_work);
if (err)
goto err_close_async_icosq;
@@ -2156,9 +2170,12 @@ static void mlx5e_close_queues(struct mlx5e_channel *c)
mlx5e_close_xdpsq(&c->xdpsq);
if (c->xdp)
mlx5e_close_xdpsq(&c->rq_xdpsq);
+ /* The same ICOSQ is used for UMRs for both RQ and XSKRQ. */
+ cancel_work_sync(&c->icosq.recover_work);
mlx5e_close_rq(&c->rq);
mlx5e_close_sqs(c);
mlx5e_close_icosq(&c->icosq);
+ mutex_destroy(&c->icosq_recovery_lock);
mlx5e_close_icosq(&c->async_icosq);
if (c->xdp)
mlx5e_close_cq(&c->rq_xdpsq.cq);
@@ -3724,12 +3741,11 @@ static int set_feature_arfs(struct net_device *netdev, bool enable)
static int mlx5e_handle_feature(struct net_device *netdev,
netdev_features_t *features,
- netdev_features_t wanted_features,
netdev_features_t feature,
mlx5e_feature_handler feature_handler)
{
- netdev_features_t changes = wanted_features ^ netdev->features;
- bool enable = !!(wanted_features & feature);
+ netdev_features_t changes = *features ^ netdev->features;
+ bool enable = !!(*features & feature);
int err;
if (!(changes & feature))
@@ -3737,22 +3753,22 @@ static int mlx5e_handle_feature(struct net_device *netdev,
err = feature_handler(netdev, enable);
if (err) {
+ MLX5E_SET_FEATURE(features, feature, !enable);
netdev_err(netdev, "%s feature %pNF failed, err %d\n",
enable ? "Enable" : "Disable", &feature, err);
return err;
}
- MLX5E_SET_FEATURE(features, feature, enable);
return 0;
}
int mlx5e_set_features(struct net_device *netdev, netdev_features_t features)
{
- netdev_features_t oper_features = netdev->features;
+ netdev_features_t oper_features = features;
int err = 0;
#define MLX5E_HANDLE_FEATURE(feature, handler) \
- mlx5e_handle_feature(netdev, &oper_features, features, feature, handler)
+ mlx5e_handle_feature(netdev, &oper_features, feature, handler)
err |= MLX5E_HANDLE_FEATURE(NETIF_F_LRO, set_feature_lro);
err |= MLX5E_HANDLE_FEATURE(NETIF_F_GRO_HW, set_feature_hw_gro);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 3d45f4ae80c0..5e454a14428f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -1196,21 +1196,16 @@ void mlx5e_tc_unoffload_fdb_rules(struct mlx5_eswitch *esw,
if (attr->flags & MLX5_ESW_ATTR_FLAG_SLOW_PATH)
goto offload_rule_0;
- if (flow_flag_test(flow, CT)) {
- mlx5_tc_ct_delete_flow(get_ct_priv(flow->priv), flow, attr);
- return;
- }
-
- if (flow_flag_test(flow, SAMPLE)) {
- mlx5e_tc_sample_unoffload(get_sample_priv(flow->priv), flow->rule[0], attr);
- return;
- }
-
if (attr->esw_attr->split_count)
mlx5_eswitch_del_fwd_rule(esw, flow->rule[1], attr);
+ if (flow_flag_test(flow, CT))
+ mlx5_tc_ct_delete_flow(get_ct_priv(flow->priv), flow, attr);
+ else if (flow_flag_test(flow, SAMPLE))
+ mlx5e_tc_sample_unoffload(get_sample_priv(flow->priv), flow->rule[0], attr);
+ else
offload_rule_0:
- mlx5_eswitch_del_offloaded_rule(esw, flow->rule[0], attr);
+ mlx5_eswitch_del_offloaded_rule(esw, flow->rule[0], attr);
}
struct mlx5_flow_handle *
@@ -1445,7 +1440,9 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
MLX5_FLOW_NAMESPACE_FDB, VPORT_TO_REG,
metadata);
if (err)
- return err;
+ goto err_out;
+
+ attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR;
}
}
@@ -1461,13 +1458,15 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
if (attr->chain) {
NL_SET_ERR_MSG_MOD(extack,
"Internal port rule is only supported on chain 0");
- return -EOPNOTSUPP;
+ err = -EOPNOTSUPP;
+ goto err_out;
}
if (attr->dest_chain) {
NL_SET_ERR_MSG_MOD(extack,
"Internal port rule offload doesn't support goto action");
- return -EOPNOTSUPP;
+ err = -EOPNOTSUPP;
+ goto err_out;
}
int_port = mlx5e_tc_int_port_get(mlx5e_get_int_port_priv(priv),
@@ -1475,8 +1474,10 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
flow_flag_test(flow, EGRESS) ?
MLX5E_TC_INT_PORT_EGRESS :
MLX5E_TC_INT_PORT_INGRESS);
- if (IS_ERR(int_port))
- return PTR_ERR(int_port);
+ if (IS_ERR(int_port)) {
+ err = PTR_ERR(int_port);
+ goto err_out;
+ }
esw_attr->int_port = int_port;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
index 97e5845b4cfd..d5e47630e284 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
@@ -121,6 +121,9 @@ u32 mlx5_chains_get_nf_ft_chain(struct mlx5_fs_chains *chains)
u32 mlx5_chains_get_prio_range(struct mlx5_fs_chains *chains)
{
+ if (!mlx5_chains_prios_supported(chains))
+ return 1;
+
if (mlx5_chains_ignore_flow_level_supported(chains))
return UINT_MAX;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 7df9c7f8d9c8..65083496f913 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1809,12 +1809,13 @@ void mlx5_disable_device(struct mlx5_core_dev *dev)
int mlx5_recover_device(struct mlx5_core_dev *dev)
{
- int ret = -EIO;
+ if (!mlx5_core_is_sf(dev)) {
+ mlx5_pci_disable_device(dev);
+ if (mlx5_pci_slot_reset(dev->pdev) != PCI_ERS_RESULT_RECOVERED)
+ return -EIO;
+ }
- mlx5_pci_disable_device(dev);
- if (mlx5_pci_slot_reset(dev->pdev) == PCI_ERS_RESULT_RECOVERED)
- ret = mlx5_load_one(dev);
- return ret;
+ return mlx5_load_one(dev);
}
static struct pci_driver mlx5_core_driver = {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
index 830444f927d4..bcee30f5de0a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
@@ -356,8 +356,8 @@ static struct mlx5_irq *irq_pool_request_affinity(struct mlx5_irq_pool *pool,
new_irq = irq_pool_create_irq(pool, affinity);
if (IS_ERR(new_irq)) {
if (!least_loaded_irq) {
- mlx5_core_err(pool->dev, "Didn't find IRQ for cpu = %u\n",
- cpumask_first(affinity));
+ mlx5_core_err(pool->dev, "Didn't find a matching IRQ. err = %ld\n",
+ PTR_ERR(new_irq));
mutex_unlock(&pool->lock);
return new_irq;
}
@@ -398,7 +398,7 @@ irq_pool_request_vector(struct mlx5_irq_pool *pool, int vecidx,
cpumask_copy(irq->mask, affinity);
if (!irq_pool_is_sf_pool(pool) && !pool->xa_num_irqs.max &&
cpumask_empty(irq->mask))
- cpumask_set_cpu(0, irq->mask);
+ cpumask_set_cpu(cpumask_first(cpu_online_mask), irq->mask);
irq_set_affinity_hint(irq->irqn, irq->mask);
unlock:
mutex_unlock(&pool->lock);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c
index 8cbd36c82b3b..c54cc45f63dc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c
@@ -2,6 +2,7 @@
/* Copyright (c) 2019 Mellanox Technologies. */
#include <linux/mlx5/eswitch.h>
+#include <linux/err.h>
#include "dr_types.h"
#define DR_DOMAIN_SW_STEERING_SUPPORTED(dmn, dmn_type) \
@@ -72,9 +73,9 @@ static int dr_domain_init_resources(struct mlx5dr_domain *dmn)
}
dmn->uar = mlx5_get_uars_page(dmn->mdev);
- if (!dmn->uar) {
+ if (IS_ERR(dmn->uar)) {
mlx5dr_err(dmn, "Couldn't allocate UAR\n");
- ret = -ENOMEM;
+ ret = PTR_ERR(dmn->uar);
goto clean_pd;
}
@@ -163,9 +164,7 @@ static int dr_domain_query_vport(struct mlx5dr_domain *dmn,
static int dr_domain_query_esw_mngr(struct mlx5dr_domain *dmn)
{
- return dr_domain_query_vport(dmn,
- dmn->info.caps.is_ecpf ? MLX5_VPORT_ECPF : 0,
- false,
+ return dr_domain_query_vport(dmn, 0, false,
&dmn->info.caps.vports.esw_manager_caps);
}
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
index 63f8a8163b5f..2ff7be17e5af 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
@@ -3135,7 +3135,7 @@ int ionic_lif_init(struct ionic_lif *lif)
return -EINVAL;
}
- lif->dbid_inuse = bitmap_alloc(lif->dbid_count, GFP_KERNEL);
+ lif->dbid_inuse = bitmap_zalloc(lif->dbid_count, GFP_KERNEL);
if (!lif->dbid_inuse) {
dev_err(dev, "Failed alloc doorbell id bitmap, aborting\n");
return -ENOMEM;
diff --git a/drivers/net/phy/fixed_phy.c b/drivers/net/phy/fixed_phy.c
index c65fb5f5d2dc..a0c256bd5441 100644
--- a/drivers/net/phy/fixed_phy.c
+++ b/drivers/net/phy/fixed_phy.c
@@ -239,8 +239,8 @@ static struct phy_device *__fixed_phy_register(unsigned int irq,
/* Check if we have a GPIO associated with this fixed phy */
if (!gpiod) {
gpiod = fixed_phy_get_gpiod(np);
- if (IS_ERR(gpiod))
- return ERR_CAST(gpiod);
+ if (!gpiod)
+ return ERR_PTR(-EINVAL);
}
/* Get the next available PHY address, up to PHY_MAX_ADDR */
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index c4cd40b090fd..feb247e355f7 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -493,11 +493,11 @@ static void read_bulk_callback(struct urb *urb)
goto goon;
rx_status = buf[count - 2];
- if (rx_status & 0x1e) {
+ if (rx_status & 0x1c) {
netif_dbg(pegasus, rx_err, net,
"RX packet error %x\n", rx_status);
net->stats.rx_errors++;
- if (rx_status & 0x06) /* long or runt */
+ if (rx_status & 0x04) /* runt */
net->stats.rx_length_errors++;
if (rx_status & 0x08)
net->stats.rx_crc_errors++;
diff --git a/drivers/nfc/st21nfca/i2c.c b/drivers/nfc/st21nfca/i2c.c
index f126ce96a7df..35b32fb90906 100644
--- a/drivers/nfc/st21nfca/i2c.c
+++ b/drivers/nfc/st21nfca/i2c.c
@@ -524,7 +524,8 @@ static int st21nfca_hci_i2c_probe(struct i2c_client *client,
phy->gpiod_ena = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);
if (IS_ERR(phy->gpiod_ena)) {
nfc_err(dev, "Unable to get ENABLE GPIO\n");
- return PTR_ERR(phy->gpiod_ena);
+ r = PTR_ERR(phy->gpiod_ena);
+ goto out_free;
}
phy->se_status.is_ese_present =
@@ -535,7 +536,7 @@ static int st21nfca_hci_i2c_probe(struct i2c_client *client,
r = st21nfca_hci_platform_init(phy);
if (r < 0) {
nfc_err(&client->dev, "Unable to reboot st21nfca\n");
- return r;
+ goto out_free;
}
r = devm_request_threaded_irq(&client->dev, client->irq, NULL,
@@ -544,15 +545,23 @@ static int st21nfca_hci_i2c_probe(struct i2c_client *client,
ST21NFCA_HCI_DRIVER_NAME, phy);
if (r < 0) {
nfc_err(&client->dev, "Unable to register IRQ handler\n");
- return r;
+ goto out_free;
}
- return st21nfca_hci_probe(phy, &i2c_phy_ops, LLC_SHDLC_NAME,
- ST21NFCA_FRAME_HEADROOM,
- ST21NFCA_FRAME_TAILROOM,
- ST21NFCA_HCI_LLC_MAX_PAYLOAD,
- &phy->hdev,
- &phy->se_status);
+ r = st21nfca_hci_probe(phy, &i2c_phy_ops, LLC_SHDLC_NAME,
+ ST21NFCA_FRAME_HEADROOM,
+ ST21NFCA_FRAME_TAILROOM,
+ ST21NFCA_HCI_LLC_MAX_PAYLOAD,
+ &phy->hdev,
+ &phy->se_status);
+ if (r)
+ goto out_free;
+
+ return 0;
+
+out_free:
+ kfree_skb(phy->pending_skb);
+ return r;
}
static int st21nfca_hci_i2c_remove(struct i2c_client *client)
@@ -563,6 +572,8 @@ static int st21nfca_hci_i2c_remove(struct i2c_client *client)
if (phy->powered)
st21nfca_hci_i2c_disable(phy);
+ if (phy->pending_skb)
+ kfree_skb(phy->pending_skb);
return 0;
}
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 189fdb9db162..d314a180ab93 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -105,6 +105,7 @@ extern struct percpu_counter sctp_sockets_allocated;
int sctp_asconf_mgmt(struct sctp_sock *, struct sctp_sockaddr_entry *);
struct sk_buff *sctp_skb_recv_datagram(struct sock *, int, int, int *);
+typedef int (*sctp_callback_t)(struct sctp_endpoint *, struct sctp_transport *, void *);
void sctp_transport_walk_start(struct rhashtable_iter *iter);
void sctp_transport_walk_stop(struct rhashtable_iter *iter);
struct sctp_transport *sctp_transport_get_next(struct net *net,
@@ -115,9 +116,8 @@ int sctp_transport_lookup_process(int (*cb)(struct sctp_transport *, void *),
struct net *net,
const union sctp_addr *laddr,
const union sctp_addr *paddr, void *p);
-int sctp_for_each_transport(int (*cb)(struct sctp_transport *, void *),
- int (*cb_done)(struct sctp_transport *, void *),
- struct net *net, int *pos, void *p);
+int sctp_transport_traverse_process(sctp_callback_t cb, sctp_callback_t cb_done,
+ struct net *net, int *pos, void *p);
int sctp_for_each_endpoint(int (*cb)(struct sctp_endpoint *, void *), void *p);
int sctp_get_sctp_info(struct sock *sk, struct sctp_association *asoc,
struct sctp_info *info);
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 899c29c326ba..8dabd8800006 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -1355,6 +1355,7 @@ struct sctp_endpoint {
reconf_enable:1;
__u8 strreset_enable;
+ struct rcu_head rcu;
};
/* Recover the outter endpoint structure. */
@@ -1370,7 +1371,7 @@ static inline struct sctp_endpoint *sctp_ep(struct sctp_ep_common *base)
struct sctp_endpoint *sctp_endpoint_new(struct sock *, gfp_t);
void sctp_endpoint_free(struct sctp_endpoint *);
void sctp_endpoint_put(struct sctp_endpoint *);
-void sctp_endpoint_hold(struct sctp_endpoint *);
+int sctp_endpoint_hold(struct sctp_endpoint *ep);
void sctp_endpoint_add_asoc(struct sctp_endpoint *, struct sctp_association *);
struct sctp_association *sctp_endpoint_lookup_assoc(
const struct sctp_endpoint *ep,
diff --git a/include/uapi/linux/nfc.h b/include/uapi/linux/nfc.h
index f6e3c8c9c744..4fa4e979e948 100644
--- a/include/uapi/linux/nfc.h
+++ b/include/uapi/linux/nfc.h
@@ -263,7 +263,7 @@ enum nfc_sdp_attr {
#define NFC_SE_ENABLED 0x1
struct sockaddr_nfc {
- sa_family_t sa_family;
+ __kernel_sa_family_t sa_family;
__u32 dev_idx;
__u32 target_idx;
__u32 nfc_protocol;
@@ -271,14 +271,14 @@ struct sockaddr_nfc {
#define NFC_LLCP_MAX_SERVICE_NAME 63
struct sockaddr_nfc_llcp {
- sa_family_t sa_family;
+ __kernel_sa_family_t sa_family;
__u32 dev_idx;
__u32 target_idx;
__u32 nfc_protocol;
__u8 dsap; /* Destination SAP, if known */
__u8 ssap; /* Source SAP to be bound to */
char service_name[NFC_LLCP_MAX_SERVICE_NAME]; /* Service name URI */;
- size_t service_name_len;
+ __kernel_size_t service_name_len;
};
/* NFC socket protocols */
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index f3d751105343..de2409889489 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -4522,6 +4522,38 @@ int br_multicast_set_mld_version(struct net_bridge_mcast *brmctx,
}
#endif
+void br_multicast_set_query_intvl(struct net_bridge_mcast *brmctx,
+ unsigned long val)
+{
+ unsigned long intvl_jiffies = clock_t_to_jiffies(val);
+
+ if (intvl_jiffies < BR_MULTICAST_QUERY_INTVL_MIN) {
+ br_info(brmctx->br,
+ "trying to set multicast query interval below minimum, setting to %lu (%ums)\n",
+ jiffies_to_clock_t(BR_MULTICAST_QUERY_INTVL_MIN),
+ jiffies_to_msecs(BR_MULTICAST_QUERY_INTVL_MIN));
+ intvl_jiffies = BR_MULTICAST_QUERY_INTVL_MIN;
+ }
+
+ brmctx->multicast_query_interval = intvl_jiffies;
+}
+
+void br_multicast_set_startup_query_intvl(struct net_bridge_mcast *brmctx,
+ unsigned long val)
+{
+ unsigned long intvl_jiffies = clock_t_to_jiffies(val);
+
+ if (intvl_jiffies < BR_MULTICAST_STARTUP_QUERY_INTVL_MIN) {
+ br_info(brmctx->br,
+ "trying to set multicast startup query interval below minimum, setting to %lu (%ums)\n",
+ jiffies_to_clock_t(BR_MULTICAST_STARTUP_QUERY_INTVL_MIN),
+ jiffies_to_msecs(BR_MULTICAST_STARTUP_QUERY_INTVL_MIN));
+ intvl_jiffies = BR_MULTICAST_STARTUP_QUERY_INTVL_MIN;
+ }
+
+ brmctx->multicast_startup_query_interval = intvl_jiffies;
+}
+
/**
* br_multicast_list_adjacent - Returns snooped multicast addresses
* @dev: The bridge port adjacent to which to retrieve addresses
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index 0c8b5f1a15bc..2ff83d84230d 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -1357,7 +1357,7 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
if (data[IFLA_BR_MCAST_QUERY_INTVL]) {
u64 val = nla_get_u64(data[IFLA_BR_MCAST_QUERY_INTVL]);
- br->multicast_ctx.multicast_query_interval = clock_t_to_jiffies(val);
+ br_multicast_set_query_intvl(&br->multicast_ctx, val);
}
if (data[IFLA_BR_MCAST_QUERY_RESPONSE_INTVL]) {
@@ -1369,7 +1369,7 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
if (data[IFLA_BR_MCAST_STARTUP_QUERY_INTVL]) {
u64 val = nla_get_u64(data[IFLA_BR_MCAST_STARTUP_QUERY_INTVL]);
- br->multicast_ctx.multicast_startup_query_interval = clock_t_to_jiffies(val);
+ br_multicast_set_startup_query_intvl(&br->multicast_ctx, val);
}
if (data[IFLA_BR_MCAST_STATS_ENABLED]) {
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index c0efd697865a..e8c6ee322c71 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -28,6 +28,8 @@
#define BR_MAX_PORTS (1<<BR_PORT_BITS)
#define BR_MULTICAST_DEFAULT_HASH_MAX 4096
+#define BR_MULTICAST_QUERY_INTVL_MIN msecs_to_jiffies(1000)
+#define BR_MULTICAST_STARTUP_QUERY_INTVL_MIN BR_MULTICAST_QUERY_INTVL_MIN
#define BR_HWDOM_MAX BITS_PER_LONG
@@ -963,6 +965,10 @@ int br_multicast_dump_querier_state(struct sk_buff *skb,
int nest_attr);
size_t br_multicast_querier_state_size(void);
size_t br_rports_size(const struct net_bridge_mcast *brmctx);
+void br_multicast_set_query_intvl(struct net_bridge_mcast *brmctx,
+ unsigned long val);
+void br_multicast_set_startup_query_intvl(struct net_bridge_mcast *brmctx,
+ unsigned long val);
static inline bool br_group_is_l2(const struct br_ip *group)
{
@@ -1147,9 +1153,9 @@ br_multicast_port_ctx_get_global(const struct net_bridge_mcast_port *pmctx)
static inline bool
br_multicast_ctx_vlan_global_disabled(const struct net_bridge_mcast *brmctx)
{
- return br_opt_get(brmctx->br, BROPT_MCAST_VLAN_SNOOPING_ENABLED) &&
- br_multicast_ctx_is_vlan(brmctx) &&
- !(brmctx->vlan->priv_flags & BR_VLFLAG_GLOBAL_MCAST_ENABLED);
+ return br_multicast_ctx_is_vlan(brmctx) &&
+ (!br_opt_get(brmctx->br, BROPT_MCAST_VLAN_SNOOPING_ENABLED) ||
+ !(brmctx->vlan->priv_flags & BR_VLFLAG_GLOBAL_MCAST_ENABLED));
}
static inline bool
diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index d9a89ddd0331..7b0c19772111 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -658,7 +658,7 @@ static ssize_t multicast_query_interval_show(struct device *d,
static int set_query_interval(struct net_bridge *br, unsigned long val,
struct netlink_ext_ack *extack)
{
- br->multicast_ctx.multicast_query_interval = clock_t_to_jiffies(val);
+ br_multicast_set_query_intvl(&br->multicast_ctx, val);
return 0;
}
@@ -706,7 +706,7 @@ static ssize_t multicast_startup_query_interval_show(
static int set_startup_query_interval(struct net_bridge *br, unsigned long val,
struct netlink_ext_ack *extack)
{
- br->multicast_ctx.multicast_startup_query_interval = clock_t_to_jiffies(val);
+ br_multicast_set_startup_query_intvl(&br->multicast_ctx, val);
return 0;
}
diff --git a/net/bridge/br_vlan_options.c b/net/bridge/br_vlan_options.c
index 8ffd4ed2563c..a6382973b3e7 100644
--- a/net/bridge/br_vlan_options.c
+++ b/net/bridge/br_vlan_options.c
@@ -521,7 +521,7 @@ static int br_vlan_process_global_one_opts(const struct net_bridge *br,
u64 val;
val = nla_get_u64(tb[BRIDGE_VLANDB_GOPTS_MCAST_QUERY_INTVL]);
- v->br_mcast_ctx.multicast_query_interval = clock_t_to_jiffies(val);
+ br_multicast_set_query_intvl(&v->br_mcast_ctx, val);
*changed = true;
}
if (tb[BRIDGE_VLANDB_GOPTS_MCAST_QUERY_RESPONSE_INTVL]) {
@@ -535,7 +535,7 @@ static int br_vlan_process_global_one_opts(const struct net_bridge *br,
u64 val;
val = nla_get_u64(tb[BRIDGE_VLANDB_GOPTS_MCAST_STARTUP_QUERY_INTVL]);
- v->br_mcast_ctx.multicast_startup_query_interval = clock_t_to_jiffies(val);
+ br_multicast_set_startup_query_intvl(&v->br_mcast_ctx, val);
*changed = true;
}
if (tb[BRIDGE_VLANDB_GOPTS_MCAST_QUERIER]) {
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 6b5956500436..5f70ffdae1b5 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1994,6 +1994,10 @@ static int __init inet_init(void)
ip_init();
+ /* Initialise per-cpu ipv4 mibs */
+ if (init_ipv4_mibs())
+ panic("%s: Cannot init ipv4 mibs\n", __func__);
+
/* Setup TCP slab cache for open requests. */
tcp_init();
@@ -2024,12 +2028,6 @@ static int __init inet_init(void)
if (init_inet_pernet_ops())
pr_crit("%s: Cannot init ipv4 inet pernet ops\n", __func__);
- /*
- * Initialise per-cpu ipv4 mibs
- */
-
- if (init_ipv4_mibs())
- pr_crit("%s: Cannot init ipv4 mibs\n", __func__);
ipv4_proc_init();
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 15c6b450b8db..0cd6b857e7ec 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -3075,7 +3075,7 @@ int udp4_seq_show(struct seq_file *seq, void *v)
{
seq_setwidth(seq, 127);
if (v == SEQ_START_TOKEN)
- seq_puts(seq, " sl local_address rem_address st tx_queue "
+ seq_puts(seq, " sl local_address rem_address st tx_queue "
"rx_queue tr tm->when retrnsmt uid timeout "
"inode ref pointer drops");
else {
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index 527e9ead7449..5e9474bc54fc 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -808,6 +808,8 @@ vti6_siocdevprivate(struct net_device *dev, struct ifreq *ifr, void __user *data
struct net *net = dev_net(dev);
struct vti6_net *ip6n = net_generic(net, vti6_net_id);
+ memset(&p1, 0, sizeof(p1));
+
switch (cmd) {
case SIOCGETTUNNEL:
if (dev == ip6n->fb_tnl_dev) {
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 60f1e4f5be5a..c51d5ce3711c 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -1020,6 +1020,9 @@ static int do_rawv6_setsockopt(struct sock *sk, int level, int optname,
struct raw6_sock *rp = raw6_sk(sk);
int val;
+ if (optlen < sizeof(val))
+ return -EINVAL;
+
if (copy_from_sockptr(&val, optval, sizeof(val)))
return -EFAULT;
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index a2caca6ccf11..8cde9efd7919 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1204,7 +1204,7 @@ static int udp_v6_send_skb(struct sk_buff *skb, struct flowi6 *fl6,
kfree_skb(skb);
return -EINVAL;
}
- if (skb->len > cork->gso_size * UDP_MAX_SEGMENTS) {
+ if (datalen > cork->gso_size * UDP_MAX_SEGMENTS) {
kfree_skb(skb);
return -EINVAL;
}
diff --git a/net/ncsi/ncsi-netlink.c b/net/ncsi/ncsi-netlink.c
index bb5f1650f11c..c189b4c8a182 100644
--- a/net/ncsi/ncsi-netlink.c
+++ b/net/ncsi/ncsi-netlink.c
@@ -112,7 +112,11 @@ static int ncsi_write_package_info(struct sk_buff *skb,
pnest = nla_nest_start_noflag(skb, NCSI_PKG_ATTR);
if (!pnest)
return -ENOMEM;
- nla_put_u32(skb, NCSI_PKG_ATTR_ID, np->id);
+ rc = nla_put_u32(skb, NCSI_PKG_ATTR_ID, np->id);
+ if (rc) {
+ nla_nest_cancel(skb, pnest);
+ return rc;
+ }
if ((0x1 << np->id) == ndp->package_whitelist)
nla_put_flag(skb, NCSI_PKG_ATTR_FORCED);
cnest = nla_nest_start_noflag(skb, NCSI_PKG_ATTR_CHANNEL_LIST);
diff --git a/net/sctp/diag.c b/net/sctp/diag.c
index 760b367644c1..a7d623171501 100644
--- a/net/sctp/diag.c
+++ b/net/sctp/diag.c
@@ -290,9 +290,8 @@ out:
return err;
}
-static int sctp_sock_dump(struct sctp_transport *tsp, void *p)
+static int sctp_sock_dump(struct sctp_endpoint *ep, struct sctp_transport *tsp, void *p)
{
- struct sctp_endpoint *ep = tsp->asoc->ep;
struct sctp_comm_param *commp = p;
struct sock *sk = ep->base.sk;
struct sk_buff *skb = commp->skb;
@@ -302,6 +301,8 @@ static int sctp_sock_dump(struct sctp_transport *tsp, void *p)
int err = 0;
lock_sock(sk);
+ if (ep != tsp->asoc->ep)
+ goto release;
list_for_each_entry(assoc, &ep->asocs, asocs) {
if (cb->args[4] < cb->args[1])
goto next;
@@ -344,9 +345,8 @@ release:
return err;
}
-static int sctp_sock_filter(struct sctp_transport *tsp, void *p)
+static int sctp_sock_filter(struct sctp_endpoint *ep, struct sctp_transport *tsp, void *p)
{
- struct sctp_endpoint *ep = tsp->asoc->ep;
struct sctp_comm_param *commp = p;
struct sock *sk = ep->base.sk;
const struct inet_diag_req_v2 *r = commp->r;
@@ -505,8 +505,8 @@ skip:
if (!(idiag_states & ~(TCPF_LISTEN | TCPF_CLOSE)))
goto done;
- sctp_for_each_transport(sctp_sock_filter, sctp_sock_dump,
- net, &pos, &commp);
+ sctp_transport_traverse_process(sctp_sock_filter, sctp_sock_dump,
+ net, &pos, &commp);
cb->args[2] = pos;
done:
diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
index 48c9c2c7602f..efffde7f2328 100644
--- a/net/sctp/endpointola.c
+++ b/net/sctp/endpointola.c
@@ -184,6 +184,18 @@ void sctp_endpoint_free(struct sctp_endpoint *ep)
}
/* Final destructor for endpoint. */
+static void sctp_endpoint_destroy_rcu(struct rcu_head *head)
+{
+ struct sctp_endpoint *ep = container_of(head, struct sctp_endpoint, rcu);
+ struct sock *sk = ep->base.sk;
+
+ sctp_sk(sk)->ep = NULL;
+ sock_put(sk);
+
+ kfree(ep);
+ SCTP_DBG_OBJCNT_DEC(ep);
+}
+
static void sctp_endpoint_destroy(struct sctp_endpoint *ep)
{
struct sock *sk;
@@ -213,18 +225,13 @@ static void sctp_endpoint_destroy(struct sctp_endpoint *ep)
if (sctp_sk(sk)->bind_hash)
sctp_put_port(sk);
- sctp_sk(sk)->ep = NULL;
- /* Give up our hold on the sock */
- sock_put(sk);
-
- kfree(ep);
- SCTP_DBG_OBJCNT_DEC(ep);
+ call_rcu(&ep->rcu, sctp_endpoint_destroy_rcu);
}
/* Hold a reference to an endpoint. */
-void sctp_endpoint_hold(struct sctp_endpoint *ep)
+int sctp_endpoint_hold(struct sctp_endpoint *ep)
{
- refcount_inc(&ep->base.refcnt);
+ return refcount_inc_not_zero(&ep->base.refcnt);
}
/* Release a reference to an endpoint and clean up if there are
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 33391254fa82..ad5028a07b18 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -5338,11 +5338,12 @@ int sctp_transport_lookup_process(int (*cb)(struct sctp_transport *, void *),
}
EXPORT_SYMBOL_GPL(sctp_transport_lookup_process);
-int sctp_for_each_transport(int (*cb)(struct sctp_transport *, void *),
- int (*cb_done)(struct sctp_transport *, void *),
- struct net *net, int *pos, void *p) {
+int sctp_transport_traverse_process(sctp_callback_t cb, sctp_callback_t cb_done,
+ struct net *net, int *pos, void *p)
+{
struct rhashtable_iter hti;
struct sctp_transport *tsp;
+ struct sctp_endpoint *ep;
int ret;
again:
@@ -5351,26 +5352,32 @@ again:
tsp = sctp_transport_get_idx(net, &hti, *pos + 1);
for (; !IS_ERR_OR_NULL(tsp); tsp = sctp_transport_get_next(net, &hti)) {
- ret = cb(tsp, p);
- if (ret)
- break;
+ ep = tsp->asoc->ep;
+ if (sctp_endpoint_hold(ep)) { /* asoc can be peeled off */
+ ret = cb(ep, tsp, p);
+ if (ret)
+ break;
+ sctp_endpoint_put(ep);
+ }
(*pos)++;
sctp_transport_put(tsp);
}
sctp_transport_walk_stop(&hti);
if (ret) {
- if (cb_done && !cb_done(tsp, p)) {
+ if (cb_done && !cb_done(ep, tsp, p)) {
(*pos)++;
+ sctp_endpoint_put(ep);
sctp_transport_put(tsp);
goto again;
}
+ sctp_endpoint_put(ep);
sctp_transport_put(tsp);
}
return ret;
}
-EXPORT_SYMBOL_GPL(sctp_for_each_transport);
+EXPORT_SYMBOL_GPL(sctp_transport_traverse_process);
/* 7.2.1 Association Status (SCTP_STATUS)
diff --git a/net/smc/smc.h b/net/smc/smc.h
index f4286ca1f228..1a4fc1c6c4ab 100644
--- a/net/smc/smc.h
+++ b/net/smc/smc.h
@@ -180,6 +180,11 @@ struct smc_connection {
u16 tx_cdc_seq; /* sequence # for CDC send */
u16 tx_cdc_seq_fin; /* sequence # - tx completed */
spinlock_t send_lock; /* protect wr_sends */
+ atomic_t cdc_pend_tx_wr; /* number of pending tx CDC wqe
+ * - inc when post wqe,
+ * - dec on polled tx cqe
+ */
+ wait_queue_head_t cdc_pend_tx_wq; /* wakeup on no cdc_pend_tx_wr*/
struct delayed_work tx_work; /* retry of smc_cdc_msg_send */
u32 tx_off; /* base offset in peer rmb */
diff --git a/net/smc/smc_cdc.c b/net/smc/smc_cdc.c
index 99acd337ba90..84c8a4374fdd 100644
--- a/net/smc/smc_cdc.c
+++ b/net/smc/smc_cdc.c
@@ -31,10 +31,6 @@ static void smc_cdc_tx_handler(struct smc_wr_tx_pend_priv *pnd_snd,
struct smc_sock *smc;
int diff;
- if (!conn)
- /* already dismissed */
- return;
-
smc = container_of(conn, struct smc_sock, conn);
bh_lock_sock(&smc->sk);
if (!wc_status) {
@@ -51,6 +47,12 @@ static void smc_cdc_tx_handler(struct smc_wr_tx_pend_priv *pnd_snd,
conn);
conn->tx_cdc_seq_fin = cdcpend->ctrl_seq;
}
+
+ if (atomic_dec_and_test(&conn->cdc_pend_tx_wr) &&
+ unlikely(wq_has_sleeper(&conn->cdc_pend_tx_wq)))
+ wake_up(&conn->cdc_pend_tx_wq);
+ WARN_ON(atomic_read(&conn->cdc_pend_tx_wr) < 0);
+
smc_tx_sndbuf_nonfull(smc);
bh_unlock_sock(&smc->sk);
}
@@ -107,6 +109,10 @@ int smc_cdc_msg_send(struct smc_connection *conn,
conn->tx_cdc_seq++;
conn->local_tx_ctrl.seqno = conn->tx_cdc_seq;
smc_host_msg_to_cdc((struct smc_cdc_msg *)wr_buf, conn, &cfed);
+
+ atomic_inc(&conn->cdc_pend_tx_wr);
+ smp_mb__after_atomic(); /* Make sure cdc_pend_tx_wr added before post */
+
rc = smc_wr_tx_send(link, (struct smc_wr_tx_pend_priv *)pend);
if (!rc) {
smc_curs_copy(&conn->rx_curs_confirmed, &cfed, conn);
@@ -114,6 +120,7 @@ int smc_cdc_msg_send(struct smc_connection *conn,
} else {
conn->tx_cdc_seq--;
conn->local_tx_ctrl.seqno = conn->tx_cdc_seq;
+ atomic_dec(&conn->cdc_pend_tx_wr);
}
return rc;
@@ -136,7 +143,18 @@ int smcr_cdc_msg_send_validation(struct smc_connection *conn,
peer->token = htonl(local->token);
peer->prod_flags.failover_validation = 1;
+ /* We need to set pend->conn here to make sure smc_cdc_tx_handler()
+ * can handle properly
+ */
+ smc_cdc_add_pending_send(conn, pend);
+
+ atomic_inc(&conn->cdc_pend_tx_wr);
+ smp_mb__after_atomic(); /* Make sure cdc_pend_tx_wr added before post */
+
rc = smc_wr_tx_send(link, (struct smc_wr_tx_pend_priv *)pend);
+ if (unlikely(rc))
+ atomic_dec(&conn->cdc_pend_tx_wr);
+
return rc;
}
@@ -193,31 +211,9 @@ int smc_cdc_get_slot_and_msg_send(struct smc_connection *conn)
return rc;
}
-static bool smc_cdc_tx_filter(struct smc_wr_tx_pend_priv *tx_pend,
- unsigned long data)
+void smc_cdc_wait_pend_tx_wr(struct smc_connection *conn)
{
- struct smc_connection *conn = (struct smc_connection *)data;
- struct smc_cdc_tx_pend *cdc_pend =
- (struct smc_cdc_tx_pend *)tx_pend;
-
- return cdc_pend->conn == conn;
-}
-
-static void smc_cdc_tx_dismisser(struct smc_wr_tx_pend_priv *tx_pend)
-{
- struct smc_cdc_tx_pend *cdc_pend =
- (struct smc_cdc_tx_pend *)tx_pend;
-
- cdc_pend->conn = NULL;
-}
-
-void smc_cdc_tx_dismiss_slots(struct smc_connection *conn)
-{
- struct smc_link *link = conn->lnk;
-
- smc_wr_tx_dismiss_slots(link, SMC_CDC_MSG_TYPE,
- smc_cdc_tx_filter, smc_cdc_tx_dismisser,
- (unsigned long)conn);
+ wait_event(conn->cdc_pend_tx_wq, !atomic_read(&conn->cdc_pend_tx_wr));
}
/* Send a SMC-D CDC header.
diff --git a/net/smc/smc_cdc.h b/net/smc/smc_cdc.h
index 0a0a89abd38b..696cc11f2303 100644
--- a/net/smc/smc_cdc.h
+++ b/net/smc/smc_cdc.h
@@ -291,7 +291,7 @@ int smc_cdc_get_free_slot(struct smc_connection *conn,
struct smc_wr_buf **wr_buf,
struct smc_rdma_wr **wr_rdma_buf,
struct smc_cdc_tx_pend **pend);
-void smc_cdc_tx_dismiss_slots(struct smc_connection *conn);
+void smc_cdc_wait_pend_tx_wr(struct smc_connection *conn);
int smc_cdc_msg_send(struct smc_connection *conn, struct smc_wr_buf *wr_buf,
struct smc_cdc_tx_pend *pend);
int smc_cdc_get_slot_and_msg_send(struct smc_connection *conn);
diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c
index 387d28b2f8dd..a6849362f4dd 100644
--- a/net/smc/smc_core.c
+++ b/net/smc/smc_core.c
@@ -647,7 +647,7 @@ static void smcr_lgr_link_deactivate_all(struct smc_link_group *lgr)
for (i = 0; i < SMC_LINKS_PER_LGR_MAX; i++) {
struct smc_link *lnk = &lgr->lnk[i];
- if (smc_link_usable(lnk))
+ if (smc_link_sendable(lnk))
lnk->state = SMC_LNK_INACTIVE;
}
wake_up_all(&lgr->llc_msg_waiter);
@@ -1127,7 +1127,7 @@ void smc_conn_free(struct smc_connection *conn)
smc_ism_unset_conn(conn);
tasklet_kill(&conn->rx_tsklet);
} else {
- smc_cdc_tx_dismiss_slots(conn);
+ smc_cdc_wait_pend_tx_wr(conn);
if (current_work() != &conn->abort_work)
cancel_work_sync(&conn->abort_work);
}
@@ -1204,7 +1204,7 @@ void smcr_link_clear(struct smc_link *lnk, bool log)
smc_llc_link_clear(lnk, log);
smcr_buf_unmap_lgr(lnk);
smcr_rtoken_clear_link(lnk);
- smc_ib_modify_qp_reset(lnk);
+ smc_ib_modify_qp_error(lnk);
smc_wr_free_link(lnk);
smc_ib_destroy_queue_pair(lnk);
smc_ib_dealloc_protection_domain(lnk);
@@ -1336,7 +1336,7 @@ static void smc_conn_kill(struct smc_connection *conn, bool soft)
else
tasklet_unlock_wait(&conn->rx_tsklet);
} else {
- smc_cdc_tx_dismiss_slots(conn);
+ smc_cdc_wait_pend_tx_wr(conn);
}
smc_lgr_unregister_conn(conn);
smc_close_active_abort(smc);
@@ -1459,11 +1459,16 @@ void smc_smcd_terminate_all(struct smcd_dev *smcd)
/* Called when an SMCR device is removed or the smc module is unloaded.
* If smcibdev is given, all SMCR link groups using this device are terminated.
* If smcibdev is NULL, all SMCR link groups are terminated.
+ *
+ * We must wait here for QPs been destroyed before we destroy the CQs,
+ * or we won't received any CQEs and cdc_pend_tx_wr cannot reach 0 thus
+ * smc_sock cannot be released.
*/
void smc_smcr_terminate_all(struct smc_ib_device *smcibdev)
{
struct smc_link_group *lgr, *lg;
LIST_HEAD(lgr_free_list);
+ LIST_HEAD(lgr_linkdown_list);
int i;
spin_lock_bh(&smc_lgr_list.lock);
@@ -1475,7 +1480,7 @@ void smc_smcr_terminate_all(struct smc_ib_device *smcibdev)
list_for_each_entry_safe(lgr, lg, &smc_lgr_list.list, list) {
for (i = 0; i < SMC_LINKS_PER_LGR_MAX; i++) {
if (lgr->lnk[i].smcibdev == smcibdev)
- smcr_link_down_cond_sched(&lgr->lnk[i]);
+ list_move_tail(&lgr->list, &lgr_linkdown_list);
}
}
}
@@ -1487,6 +1492,16 @@ void smc_smcr_terminate_all(struct smc_ib_device *smcibdev)
__smc_lgr_terminate(lgr, false);
}
+ list_for_each_entry_safe(lgr, lg, &lgr_linkdown_list, list) {
+ for (i = 0; i < SMC_LINKS_PER_LGR_MAX; i++) {
+ if (lgr->lnk[i].smcibdev == smcibdev) {
+ mutex_lock(&lgr->llc_conf_mutex);
+ smcr_link_down_cond(&lgr->lnk[i]);
+ mutex_unlock(&lgr->llc_conf_mutex);
+ }
+ }
+ }
+
if (smcibdev) {
if (atomic_read(&smcibdev->lnk_cnt))
wait_event(smcibdev->lnks_deleted,
@@ -1586,7 +1601,6 @@ static void smcr_link_down(struct smc_link *lnk)
if (!lgr || lnk->state == SMC_LNK_UNUSED || list_empty(&lgr->list))
return;
- smc_ib_modify_qp_reset(lnk);
to_lnk = smc_switch_conns(lgr, lnk, true);
if (!to_lnk) { /* no backup link available */
smcr_link_clear(lnk, true);
@@ -1824,6 +1838,7 @@ create:
conn->local_tx_ctrl.common.type = SMC_CDC_MSG_TYPE;
conn->local_tx_ctrl.len = SMC_WR_TX_SIZE;
conn->urg_state = SMC_URG_READ;
+ init_waitqueue_head(&conn->cdc_pend_tx_wq);
INIT_WORK(&smc->conn.abort_work, smc_conn_abort_work);
if (ini->is_smcd) {
conn->rx_off = sizeof(struct smcd_cdc_msg);
diff --git a/net/smc/smc_core.h b/net/smc/smc_core.h
index 59cef3b830d8..d63b08274197 100644
--- a/net/smc/smc_core.h
+++ b/net/smc/smc_core.h
@@ -415,6 +415,12 @@ static inline bool smc_link_usable(struct smc_link *lnk)
return true;
}
+static inline bool smc_link_sendable(struct smc_link *lnk)
+{
+ return smc_link_usable(lnk) &&
+ lnk->qp_attr.cur_qp_state == IB_QPS_RTS;
+}
+
static inline bool smc_link_active(struct smc_link *lnk)
{
return lnk->state == SMC_LNK_ACTIVE;
diff --git a/net/smc/smc_ib.c b/net/smc/smc_ib.c
index d93055ec17ae..fe5d5399c4e8 100644
--- a/net/smc/smc_ib.c
+++ b/net/smc/smc_ib.c
@@ -109,12 +109,12 @@ int smc_ib_modify_qp_rts(struct smc_link *lnk)
IB_QP_MAX_QP_RD_ATOMIC);
}
-int smc_ib_modify_qp_reset(struct smc_link *lnk)
+int smc_ib_modify_qp_error(struct smc_link *lnk)
{
struct ib_qp_attr qp_attr;
memset(&qp_attr, 0, sizeof(qp_attr));
- qp_attr.qp_state = IB_QPS_RESET;
+ qp_attr.qp_state = IB_QPS_ERR;
return ib_modify_qp(lnk->roce_qp, &qp_attr, IB_QP_STATE);
}
diff --git a/net/smc/smc_ib.h b/net/smc/smc_ib.h
index 07585937370e..bfa1c6bf6313 100644
--- a/net/smc/smc_ib.h
+++ b/net/smc/smc_ib.h
@@ -90,6 +90,7 @@ int smc_ib_create_queue_pair(struct smc_link *lnk);
int smc_ib_ready_link(struct smc_link *lnk);
int smc_ib_modify_qp_rts(struct smc_link *lnk);
int smc_ib_modify_qp_reset(struct smc_link *lnk);
+int smc_ib_modify_qp_error(struct smc_link *lnk);
long smc_ib_setup_per_ibdev(struct smc_ib_device *smcibdev);
int smc_ib_get_memory_region(struct ib_pd *pd, int access_flags,
struct smc_buf_desc *buf_slot, u8 link_idx);
diff --git a/net/smc/smc_llc.c b/net/smc/smc_llc.c
index b102680296b8..3e9fd8a3124c 100644
--- a/net/smc/smc_llc.c
+++ b/net/smc/smc_llc.c
@@ -1630,7 +1630,7 @@ void smc_llc_send_link_delete_all(struct smc_link_group *lgr, bool ord, u32 rsn)
delllc.reason = htonl(rsn);
for (i = 0; i < SMC_LINKS_PER_LGR_MAX; i++) {
- if (!smc_link_usable(&lgr->lnk[i]))
+ if (!smc_link_sendable(&lgr->lnk[i]))
continue;
if (!smc_llc_send_message_wait(&lgr->lnk[i], &delllc))
break;
diff --git a/net/smc/smc_wr.c b/net/smc/smc_wr.c
index 600ab5889227..c6cfdea8b71b 100644
--- a/net/smc/smc_wr.c
+++ b/net/smc/smc_wr.c
@@ -62,13 +62,9 @@ static inline bool smc_wr_is_tx_pend(struct smc_link *link)
}
/* wait till all pending tx work requests on the given link are completed */
-int smc_wr_tx_wait_no_pending_sends(struct smc_link *link)
+void smc_wr_tx_wait_no_pending_sends(struct smc_link *link)
{
- if (wait_event_timeout(link->wr_tx_wait, !smc_wr_is_tx_pend(link),
- SMC_WR_TX_WAIT_PENDING_TIME))
- return 0;
- else /* timeout */
- return -EPIPE;
+ wait_event(link->wr_tx_wait, !smc_wr_is_tx_pend(link));
}
static inline int smc_wr_tx_find_pending_index(struct smc_link *link, u64 wr_id)
@@ -87,7 +83,6 @@ static inline void smc_wr_tx_process_cqe(struct ib_wc *wc)
struct smc_wr_tx_pend pnd_snd;
struct smc_link *link;
u32 pnd_snd_idx;
- int i;
link = wc->qp->qp_context;
@@ -128,14 +123,6 @@ static inline void smc_wr_tx_process_cqe(struct ib_wc *wc)
}
if (wc->status) {
- for_each_set_bit(i, link->wr_tx_mask, link->wr_tx_cnt) {
- /* clear full struct smc_wr_tx_pend including .priv */
- memset(&link->wr_tx_pends[i], 0,
- sizeof(link->wr_tx_pends[i]));
- memset(&link->wr_tx_bufs[i], 0,
- sizeof(link->wr_tx_bufs[i]));
- clear_bit(i, link->wr_tx_mask);
- }
if (link->lgr->smc_version == SMC_V2) {
memset(link->wr_tx_v2_pend, 0,
sizeof(*link->wr_tx_v2_pend));
@@ -188,7 +175,7 @@ void smc_wr_tx_cq_handler(struct ib_cq *ib_cq, void *cq_context)
static inline int smc_wr_tx_get_free_slot_index(struct smc_link *link, u32 *idx)
{
*idx = link->wr_tx_cnt;
- if (!smc_link_usable(link))
+ if (!smc_link_sendable(link))
return -ENOLINK;
for_each_clear_bit(*idx, link->wr_tx_mask, link->wr_tx_cnt) {
if (!test_and_set_bit(*idx, link->wr_tx_mask))
@@ -231,7 +218,7 @@ int smc_wr_tx_get_free_slot(struct smc_link *link,
} else {
rc = wait_event_interruptible_timeout(
link->wr_tx_wait,
- !smc_link_usable(link) ||
+ !smc_link_sendable(link) ||
lgr->terminating ||
(smc_wr_tx_get_free_slot_index(link, &idx) != -EBUSY),
SMC_WR_TX_WAIT_FREE_SLOT_TIME);
@@ -358,18 +345,20 @@ int smc_wr_tx_send_wait(struct smc_link *link, struct smc_wr_tx_pend_priv *priv,
unsigned long timeout)
{
struct smc_wr_tx_pend *pend;
+ u32 pnd_idx;
int rc;
pend = container_of(priv, struct smc_wr_tx_pend, priv);
pend->compl_requested = 1;
- init_completion(&link->wr_tx_compl[pend->idx]);
+ pnd_idx = pend->idx;
+ init_completion(&link->wr_tx_compl[pnd_idx]);
rc = smc_wr_tx_send(link, priv);
if (rc)
return rc;
/* wait for completion by smc_wr_tx_process_cqe() */
rc = wait_for_completion_interruptible_timeout(
- &link->wr_tx_compl[pend->idx], timeout);
+ &link->wr_tx_compl[pnd_idx], timeout);
if (rc <= 0)
rc = -ENODATA;
if (rc > 0)
@@ -419,25 +408,6 @@ int smc_wr_reg_send(struct smc_link *link, struct ib_mr *mr)
return rc;
}
-void smc_wr_tx_dismiss_slots(struct smc_link *link, u8 wr_tx_hdr_type,
- smc_wr_tx_filter filter,
- smc_wr_tx_dismisser dismisser,
- unsigned long data)
-{
- struct smc_wr_tx_pend_priv *tx_pend;
- struct smc_wr_rx_hdr *wr_tx;
- int i;
-
- for_each_set_bit(i, link->wr_tx_mask, link->wr_tx_cnt) {
- wr_tx = (struct smc_wr_rx_hdr *)&link->wr_tx_bufs[i];
- if (wr_tx->type != wr_tx_hdr_type)
- continue;
- tx_pend = &link->wr_tx_pends[i].priv;
- if (filter(tx_pend, data))
- dismisser(tx_pend);
- }
-}
-
/****************************** receive queue ********************************/
int smc_wr_rx_register_handler(struct smc_wr_rx_handler *handler)
@@ -673,10 +643,7 @@ void smc_wr_free_link(struct smc_link *lnk)
smc_wr_wakeup_reg_wait(lnk);
smc_wr_wakeup_tx_wait(lnk);
- if (smc_wr_tx_wait_no_pending_sends(lnk))
- memset(lnk->wr_tx_mask, 0,
- BITS_TO_LONGS(SMC_WR_BUF_CNT) *
- sizeof(*lnk->wr_tx_mask));
+ smc_wr_tx_wait_no_pending_sends(lnk);
wait_event(lnk->wr_reg_wait, (!atomic_read(&lnk->wr_reg_refcnt)));
wait_event(lnk->wr_tx_wait, (!atomic_read(&lnk->wr_tx_refcnt)));
diff --git a/net/smc/smc_wr.h b/net/smc/smc_wr.h
index f353311e6f84..47512ccce5ef 100644
--- a/net/smc/smc_wr.h
+++ b/net/smc/smc_wr.h
@@ -22,7 +22,6 @@
#define SMC_WR_BUF_CNT 16 /* # of ctrl buffers per link */
#define SMC_WR_TX_WAIT_FREE_SLOT_TIME (10 * HZ)
-#define SMC_WR_TX_WAIT_PENDING_TIME (5 * HZ)
#define SMC_WR_TX_SIZE 44 /* actual size of wr_send data (<=SMC_WR_BUF_SIZE) */
@@ -62,7 +61,7 @@ static inline void smc_wr_tx_set_wr_id(atomic_long_t *wr_tx_id, long val)
static inline bool smc_wr_tx_link_hold(struct smc_link *link)
{
- if (!smc_link_usable(link))
+ if (!smc_link_sendable(link))
return false;
atomic_inc(&link->wr_tx_refcnt);
return true;
@@ -130,7 +129,7 @@ void smc_wr_tx_dismiss_slots(struct smc_link *lnk, u8 wr_rx_hdr_type,
smc_wr_tx_filter filter,
smc_wr_tx_dismisser dismisser,
unsigned long data);
-int smc_wr_tx_wait_no_pending_sends(struct smc_link *link);
+void smc_wr_tx_wait_no_pending_sends(struct smc_link *link);
int smc_wr_rx_register_handler(struct smc_wr_rx_handler *handler);
int smc_wr_rx_post_init(struct smc_link *link);
diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c
index bc4ad48ea4f0..fd39bb660ebc 100644
--- a/net/xdp/xsk_buff_pool.c
+++ b/net/xdp/xsk_buff_pool.c
@@ -83,6 +83,7 @@ struct xsk_buff_pool *xp_create_and_assign_umem(struct xdp_sock *xs,
xskb = &pool->heads[i];
xskb->pool = pool;
xskb->xdp.frame_sz = umem->chunk_size - umem->headroom;
+ INIT_LIST_HEAD(&xskb->free_list_node);
if (pool->unaligned)
pool->free_heads[i] = xskb;
else
diff --git a/tools/testing/selftests/net/mptcp/config b/tools/testing/selftests/net/mptcp/config
index 0faaccd21447..2b82628decb1 100644
--- a/tools/testing/selftests/net/mptcp/config
+++ b/tools/testing/selftests/net/mptcp/config
@@ -9,7 +9,6 @@ CONFIG_NETFILTER=y
CONFIG_NETFILTER_ADVANCED=y
CONFIG_NETFILTER_NETLINK=m
CONFIG_NF_TABLES=m
-CONFIG_NFT_COUNTER=m
CONFIG_NFT_COMPAT=m
CONFIG_NETFILTER_XTABLES=m
CONFIG_NETFILTER_XT_MATCH_BPF=m
diff --git a/tools/testing/selftests/net/udpgro_fwd.sh b/tools/testing/selftests/net/udpgro_fwd.sh
index 7f26591f236b..3ea73013d956 100755
--- a/tools/testing/selftests/net/udpgro_fwd.sh
+++ b/tools/testing/selftests/net/udpgro_fwd.sh
@@ -132,7 +132,7 @@ run_test() {
local rcv=`ip netns exec $NS_DST $ipt"-save" -c | grep 'dport 8000' | \
sed -e 's/\[//' -e 's/:.*//'`
if [ $rcv != $pkts ]; then
- echo " fail - received $rvs packets, expected $pkts"
+ echo " fail - received $rcv packets, expected $pkts"
ret=1
return
fi
@@ -185,6 +185,7 @@ for family in 4 6; do
IPT=iptables
SUFFIX=24
VXDEV=vxlan
+ PING=ping
if [ $family = 6 ]; then
BM_NET=$BM_NET_V6
@@ -192,6 +193,7 @@ for family in 4 6; do
SUFFIX="64 nodad"
VXDEV=vxlan6
IPT=ip6tables
+ PING="ping6"
fi
echo "IPv$family"
@@ -237,7 +239,7 @@ for family in 4 6; do
# load arp cache before running the test to reduce the amount of
# stray traffic on top of the UDP tunnel
- ip netns exec $NS_SRC ping -q -c 1 $OL_NET$DST_NAT >/dev/null
+ ip netns exec $NS_SRC $PING -q -c 1 $OL_NET$DST_NAT >/dev/null
run_test "GRO fwd over UDP tunnel" $OL_NET$DST_NAT 1 1 $OL_NET$DST
cleanup
diff --git a/tools/testing/selftests/net/udpgso.c b/tools/testing/selftests/net/udpgso.c
index c66da6ffd6d8..7badaf215de2 100644
--- a/tools/testing/selftests/net/udpgso.c
+++ b/tools/testing/selftests/net/udpgso.c
@@ -156,13 +156,13 @@ struct testcase testcases_v4[] = {
},
{
/* send max number of min sized segments */
- .tlen = UDP_MAX_SEGMENTS - CONST_HDRLEN_V4,
+ .tlen = UDP_MAX_SEGMENTS,
.gso_len = 1,
- .r_num_mss = UDP_MAX_SEGMENTS - CONST_HDRLEN_V4,
+ .r_num_mss = UDP_MAX_SEGMENTS,
},
{
/* send max number + 1 of min sized segments: fail */
- .tlen = UDP_MAX_SEGMENTS - CONST_HDRLEN_V4 + 1,
+ .tlen = UDP_MAX_SEGMENTS + 1,
.gso_len = 1,
.tfail = true,
},
@@ -259,13 +259,13 @@ struct testcase testcases_v6[] = {
},
{
/* send max number of min sized segments */
- .tlen = UDP_MAX_SEGMENTS - CONST_HDRLEN_V6,
+ .tlen = UDP_MAX_SEGMENTS,
.gso_len = 1,
- .r_num_mss = UDP_MAX_SEGMENTS - CONST_HDRLEN_V6,
+ .r_num_mss = UDP_MAX_SEGMENTS,
},
{
/* send max number + 1 of min sized segments: fail */
- .tlen = UDP_MAX_SEGMENTS - CONST_HDRLEN_V6 + 1,
+ .tlen = UDP_MAX_SEGMENTS + 1,
.gso_len = 1,
.tfail = true,
},
diff --git a/tools/testing/selftests/net/udpgso_bench_tx.c b/tools/testing/selftests/net/udpgso_bench_tx.c
index 17512a43885e..f1fdaa270291 100644
--- a/tools/testing/selftests/net/udpgso_bench_tx.c
+++ b/tools/testing/selftests/net/udpgso_bench_tx.c
@@ -419,6 +419,7 @@ static void usage(const char *filepath)
static void parse_opts(int argc, char **argv)
{
+ const char *bind_addr = NULL;
int max_len, hdrlen;
int c;
@@ -446,7 +447,7 @@ static void parse_opts(int argc, char **argv)
cfg_cpu = strtol(optarg, NULL, 0);
break;
case 'D':
- setup_sockaddr(cfg_family, optarg, &cfg_dst_addr);
+ bind_addr = optarg;
break;
case 'l':
cfg_runtime_ms = strtoul(optarg, NULL, 10) * 1000;
@@ -492,6 +493,11 @@ static void parse_opts(int argc, char **argv)
}
}
+ if (!bind_addr)
+ bind_addr = cfg_family == PF_INET6 ? "::" : "0.0.0.0";
+
+ setup_sockaddr(cfg_family, bind_addr, &cfg_dst_addr);
+
if (optind != argc)
usage(argv[0]);