diff options
author | David S. Miller <davem@davemloft.net> | 2019-03-02 12:54:35 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2019-03-02 12:54:35 -0800 |
commit | 9eb359140cd307f8a14f61c19b155ffca5291057 (patch) | |
tree | 22d5143608ef1744ca4b7025414777defe8bcca5 /drivers | |
parent | cf29576fee6016fa7004262cb98f57a2269178f1 (diff) | |
parent | 07f12b26e21ab359261bf75cfcb424fdc7daeb6d (diff) | |
download | linux-9eb359140cd307f8a14f61c19b155ffca5291057.tar.bz2 |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/dsa/lantiq_gswip.c | 6 | ||||
-rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.c | 14 | ||||
-rw-r--r-- | drivers/net/dsa/mv88e6xxx/port.c | 8 | ||||
-rw-r--r-- | drivers/net/dsa/mv88e6xxx/port.h | 1 | ||||
-rw-r--r-- | drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c | 3 | ||||
-rw-r--r-- | drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c | 9 | ||||
-rw-r--r-- | drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.h | 4 | ||||
-rw-r--r-- | drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h | 13 | ||||
-rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 6 | ||||
-rw-r--r-- | drivers/net/ethernet/microchip/enc28j60.c | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/microchip/lan743x_main.c | 16 | ||||
-rw-r--r-- | drivers/net/geneve.c | 11 | ||||
-rw-r--r-- | drivers/net/hyperv/netvsc_drv.c | 22 | ||||
-rw-r--r-- | drivers/net/phy/dp83867.c | 3 | ||||
-rw-r--r-- | drivers/net/phy/micrel.c | 13 | ||||
-rw-r--r-- | drivers/net/phy/phylink.c | 4 | ||||
-rw-r--r-- | drivers/net/tun.c | 4 | ||||
-rw-r--r-- | drivers/net/xen-netback/hash.c | 2 | ||||
-rw-r--r-- | drivers/net/xen-netback/interface.c | 7 | ||||
-rw-r--r-- | drivers/net/xen-netback/netback.c | 10 |
20 files changed, 135 insertions, 23 deletions
diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c index ee1455758764..d8328866908c 100644 --- a/drivers/net/dsa/lantiq_gswip.c +++ b/drivers/net/dsa/lantiq_gswip.c @@ -1163,6 +1163,12 @@ static struct platform_driver gswip_driver = { module_platform_driver(gswip_driver); +MODULE_FIRMWARE("lantiq/xrx300_phy11g_a21.bin"); +MODULE_FIRMWARE("lantiq/xrx300_phy22f_a21.bin"); +MODULE_FIRMWARE("lantiq/xrx200_phy11g_a14.bin"); +MODULE_FIRMWARE("lantiq/xrx200_phy11g_a22.bin"); +MODULE_FIRMWARE("lantiq/xrx200_phy22f_a14.bin"); +MODULE_FIRMWARE("lantiq/xrx200_phy22f_a22.bin"); MODULE_AUTHOR("Hauke Mehrtens <hauke@hauke-m.de>"); MODULE_DESCRIPTION("Lantiq / Intel GSWIP driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index a3a2eb985ace..e4ad16b2dc38 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -922,7 +922,7 @@ static uint64_t _mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip *chip, default: return U64_MAX; } - value = (((u64)high) << 16) | low; + value = (((u64)high) << 32) | low; return value; } @@ -3118,7 +3118,7 @@ static const struct mv88e6xxx_ops mv88e6161_ops = { .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .port_link_state = mv88e6352_port_link_state, .port_get_cmode = mv88e6185_port_get_cmode, - .stats_snapshot = mv88e6320_g1_stats_snapshot, + .stats_snapshot = mv88e6xxx_g1_stats_snapshot, .stats_set_histogram = mv88e6095_g1_stats_set_histogram, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -4620,6 +4620,14 @@ static int mv88e6xxx_smi_init(struct mv88e6xxx_chip *chip, return 0; } +static void mv88e6xxx_ports_cmode_init(struct mv88e6xxx_chip *chip) +{ + int i; + + for (i = 0; i < mv88e6xxx_num_ports(chip); i++) + chip->ports[i].cmode = MV88E6XXX_PORT_STS_CMODE_INVALID; +} + static enum dsa_tag_protocol mv88e6xxx_get_tag_protocol(struct dsa_switch *ds, int port) { @@ -4656,6 +4664,8 @@ static const char *mv88e6xxx_drv_probe(struct device *dsa_dev, if (err) goto free; + mv88e6xxx_ports_cmode_init(chip); + mutex_lock(&chip->reg_lock); err = mv88e6xxx_switch_reset(chip); mutex_unlock(&chip->reg_lock); diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c index ee7029f4ee22..9f6ac116c214 100644 --- a/drivers/net/dsa/mv88e6xxx/port.c +++ b/drivers/net/dsa/mv88e6xxx/port.c @@ -398,6 +398,10 @@ int mv88e6390x_port_set_cmode(struct mv88e6xxx_chip *chip, int port, cmode = 0; } + /* cmode doesn't change, nothing to do for us */ + if (cmode == chip->ports[port].cmode) + return 0; + lane = mv88e6390x_serdes_get_lane(chip, port); if (lane < 0) return lane; @@ -408,7 +412,7 @@ int mv88e6390x_port_set_cmode(struct mv88e6xxx_chip *chip, int port, return err; } - err = mv88e6390_serdes_power(chip, port, false); + err = mv88e6390x_serdes_power(chip, port, false); if (err) return err; @@ -424,7 +428,7 @@ int mv88e6390x_port_set_cmode(struct mv88e6xxx_chip *chip, int port, if (err) return err; - err = mv88e6390_serdes_power(chip, port, true); + err = mv88e6390x_serdes_power(chip, port, true); if (err) return err; diff --git a/drivers/net/dsa/mv88e6xxx/port.h b/drivers/net/dsa/mv88e6xxx/port.h index e583641de758..4aadf321edb7 100644 --- a/drivers/net/dsa/mv88e6xxx/port.h +++ b/drivers/net/dsa/mv88e6xxx/port.h @@ -52,6 +52,7 @@ #define MV88E6185_PORT_STS_CMODE_1000BASE_X 0x0005 #define MV88E6185_PORT_STS_CMODE_PHY 0x0006 #define MV88E6185_PORT_STS_CMODE_DISABLED 0x0007 +#define MV88E6XXX_PORT_STS_CMODE_INVALID 0xff /* Offset 0x01: MAC (or PCS or Physical) Control Register */ #define MV88E6XXX_PORT_MAC_CTL 0x01 diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c index 7eb5ea948d61..b31dba1b1a55 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c @@ -279,6 +279,9 @@ static int hw_atl_b0_hw_offload_set(struct aq_hw_s *self, static int hw_atl_b0_hw_init_tx_path(struct aq_hw_s *self) { + /* Tx TC/Queue number config */ + hw_atl_rpb_tps_tx_tc_mode_set(self, 1U); + hw_atl_thm_lso_tcp_flag_of_first_pkt_set(self, 0x0FF6U); hw_atl_thm_lso_tcp_flag_of_middle_pkt_set(self, 0x0FF6U); hw_atl_thm_lso_tcp_flag_of_last_pkt_set(self, 0x0F7FU); diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c index f72194c77f5f..0722b8e01964 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c @@ -1274,6 +1274,15 @@ void hw_atl_tpb_tx_buff_en_set(struct aq_hw_s *aq_hw, u32 tx_buff_en) HW_ATL_TPB_TX_BUF_EN_SHIFT, tx_buff_en); } +void hw_atl_rpb_tps_tx_tc_mode_set(struct aq_hw_s *aq_hw, + u32 tx_traf_class_mode) +{ + aq_hw_write_reg_bit(aq_hw, HW_ATL_TPB_TX_TC_MODE_ADDR, + HW_ATL_TPB_TX_TC_MODE_MSK, + HW_ATL_TPB_TX_TC_MODE_SHIFT, + tx_traf_class_mode); +} + void hw_atl_tpb_tx_buff_hi_threshold_per_tc_set(struct aq_hw_s *aq_hw, u32 tx_buff_hi_threshold_per_tc, u32 buffer) diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.h index 40e6c1e44b5b..d46351890b16 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.h +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.h @@ -605,6 +605,10 @@ void hw_atl_thm_lso_tcp_flag_of_middle_pkt_set(struct aq_hw_s *aq_hw, /* tpb */ +/* set TX Traffic Class Mode */ +void hw_atl_rpb_tps_tx_tc_mode_set(struct aq_hw_s *aq_hw, + u32 tx_traf_class_mode); + /* set tx buffer enable */ void hw_atl_tpb_tx_buff_en_set(struct aq_hw_s *aq_hw, u32 tx_buff_en); diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h index 50b4dee5562d..fb45bc2d99cf 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h @@ -1948,6 +1948,19 @@ /* default value of bitfield tx_buf_en */ #define HW_ATL_TPB_TX_BUF_EN_DEFAULT 0x0 +/* register address for bitfield tx_tc_mode */ +#define HW_ATL_TPB_TX_TC_MODE_ADDR 0x00007900 +/* bitmask for bitfield tx_tc_mode */ +#define HW_ATL_TPB_TX_TC_MODE_MSK 0x00000100 +/* inverted bitmask for bitfield tx_tc_mode */ +#define HW_ATL_TPB_TX_TC_MODE_MSKN 0xFFFFFEFF +/* lower bit position of bitfield tx_tc_mode */ +#define HW_ATL_TPB_TX_TC_MODE_SHIFT 8 +/* width of bitfield tx_tc_mode */ +#define HW_ATL_TPB_TX_TC_MODE_WIDTH 1 +/* default value of bitfield tx_tc_mode */ +#define HW_ATL_TPB_TX_TC_MODE_DEFAULT 0x0 + /* tx tx{b}_hi_thresh[c:0] bitfield definitions * preprocessor definitions for the bitfield "tx{b}_hi_thresh[c:0]". * parameter: buffer {b} | stride size 0x10 | range [0, 7] diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 42fe9e0cceec..0bb9d7b3a2b6 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -504,6 +504,12 @@ normal_tx: } length >>= 9; + if (unlikely(length >= ARRAY_SIZE(bnxt_lhint_arr))) { + dev_warn_ratelimited(&pdev->dev, "Dropped oversize %d bytes TX packet.\n", + skb->len); + i = 0; + goto tx_dma_error; + } flags |= bnxt_lhint_arr[length]; txbd->tx_bd_len_flags_type = cpu_to_le32(flags); diff --git a/drivers/net/ethernet/microchip/enc28j60.c b/drivers/net/ethernet/microchip/enc28j60.c index f6ecfa778660..8f72587b5a2c 100644 --- a/drivers/net/ethernet/microchip/enc28j60.c +++ b/drivers/net/ethernet/microchip/enc28j60.c @@ -1681,5 +1681,5 @@ MODULE_DESCRIPTION(DRV_NAME " ethernet driver"); MODULE_AUTHOR("Claudio Lanconelli <lanconelli.claudio@eptar.com>"); MODULE_LICENSE("GPL"); module_param_named(debug, debug.msg_enable, int, 0); -MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., ffff=all)"); +MODULE_PARM_DESC(debug, "Debug verbosity level in amount of bits set (0=none, ..., 31=all)"); MODULE_ALIAS("spi:" DRV_NAME); diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index 310807ef328b..4d1b4a24907f 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -1400,7 +1400,8 @@ static int lan743x_tx_frame_start(struct lan743x_tx *tx, } static void lan743x_tx_frame_add_lso(struct lan743x_tx *tx, - unsigned int frame_length) + unsigned int frame_length, + int nr_frags) { /* called only from within lan743x_tx_xmit_frame. * assuming tx->ring_lock has already been acquired. @@ -1410,6 +1411,10 @@ static void lan743x_tx_frame_add_lso(struct lan743x_tx *tx, /* wrap up previous descriptor */ tx->frame_data0 |= TX_DESC_DATA0_EXT_; + if (nr_frags <= 0) { + tx->frame_data0 |= TX_DESC_DATA0_LS_; + tx->frame_data0 |= TX_DESC_DATA0_IOC_; + } tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail]; tx_descriptor->data0 = tx->frame_data0; @@ -1514,8 +1519,11 @@ static void lan743x_tx_frame_end(struct lan743x_tx *tx, u32 tx_tail_flags = 0; /* wrap up previous descriptor */ - tx->frame_data0 |= TX_DESC_DATA0_LS_; - tx->frame_data0 |= TX_DESC_DATA0_IOC_; + if ((tx->frame_data0 & TX_DESC_DATA0_DTYPE_MASK_) == + TX_DESC_DATA0_DTYPE_DATA_) { + tx->frame_data0 |= TX_DESC_DATA0_LS_; + tx->frame_data0 |= TX_DESC_DATA0_IOC_; + } tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail]; buffer_info = &tx->buffer_info[tx->frame_tail]; @@ -1600,7 +1608,7 @@ static netdev_tx_t lan743x_tx_xmit_frame(struct lan743x_tx *tx, } if (gso) - lan743x_tx_frame_add_lso(tx, frame_length); + lan743x_tx_frame_add_lso(tx, frame_length, nr_frags); if (nr_frags <= 0) goto finish; diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index 3377ac66a347..5583d993480d 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -692,15 +692,20 @@ out: static int geneve_open(struct net_device *dev) { struct geneve_dev *geneve = netdev_priv(dev); - bool ipv6 = !!(geneve->info.mode & IP_TUNNEL_INFO_IPV6); bool metadata = geneve->collect_md; + bool ipv4, ipv6; int ret = 0; + ipv6 = geneve->info.mode & IP_TUNNEL_INFO_IPV6 || metadata; + ipv4 = !ipv6 || metadata; #if IS_ENABLED(CONFIG_IPV6) - if (ipv6 || metadata) + if (ipv6) { ret = geneve_sock_add(geneve, true); + if (ret < 0 && ret != -EAFNOSUPPORT) + ipv4 = false; + } #endif - if (!ret && (!ipv6 || metadata)) + if (ipv4) ret = geneve_sock_add(geneve, false); if (ret < 0) geneve_sock_release(geneve); diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 256adbd044f5..cf4897043e83 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -744,6 +744,14 @@ void netvsc_linkstatus_callback(struct net_device *net, schedule_delayed_work(&ndev_ctx->dwork, 0); } +static void netvsc_comp_ipcsum(struct sk_buff *skb) +{ + struct iphdr *iph = (struct iphdr *)skb->data; + + iph->check = 0; + iph->check = ip_fast_csum(iph, iph->ihl); +} + static struct sk_buff *netvsc_alloc_recv_skb(struct net_device *net, struct netvsc_channel *nvchan) { @@ -770,9 +778,17 @@ static struct sk_buff *netvsc_alloc_recv_skb(struct net_device *net, /* skb is already created with CHECKSUM_NONE */ skb_checksum_none_assert(skb); - /* - * In Linux, the IP checksum is always checked. - * Do L4 checksum offload if enabled and present. + /* Incoming packets may have IP header checksum verified by the host. + * They may not have IP header checksum computed after coalescing. + * We compute it here if the flags are set, because on Linux, the IP + * checksum is always checked. + */ + if (csum_info && csum_info->receive.ip_checksum_value_invalid && + csum_info->receive.ip_checksum_succeeded && + skb->protocol == htons(ETH_P_IP)) + netvsc_comp_ipcsum(skb); + + /* Do L4 checksum offload if enabled and present. */ if (csum_info && (net->features & NETIF_F_RXCSUM)) { if (csum_info->receive.tcp_checksum_succeeded || diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c index fc09c5c1a4de..8448d01819ef 100644 --- a/drivers/net/phy/dp83867.c +++ b/drivers/net/phy/dp83867.c @@ -11,6 +11,7 @@ #include <linux/module.h> #include <linux/of.h> #include <linux/phy.h> +#include <linux/delay.h> #include <dt-bindings/net/ti-dp83867.h> @@ -304,6 +305,8 @@ static int dp83867_phy_reset(struct phy_device *phydev) if (err < 0) return err; + usleep_range(10, 20); + return dp83867_config_init(phydev); } diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 38d5bd877346..352da24f1f33 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -340,6 +340,17 @@ static int ksz8041_config_aneg(struct phy_device *phydev) return genphy_config_aneg(phydev); } +static int ksz8061_config_init(struct phy_device *phydev) +{ + int ret; + + ret = phy_write_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_DEVID1, 0xB61A); + if (ret) + return ret; + + return kszphy_config_init(phydev); +} + static int ksz9021_load_values_from_of(struct phy_device *phydev, const struct device_node *of_node, u16 reg, @@ -1015,7 +1026,7 @@ static struct phy_driver ksphy_driver[] = { .name = "Micrel KSZ8061", .phy_id_mask = MICREL_PHY_ID_MASK, .features = PHY_BASIC_FEATURES, - .config_init = kszphy_config_init, + .config_init = ksz8061_config_init, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, .suspend = genphy_suspend, diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 59d175a5ba54..89750c7dfd6f 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -324,6 +324,10 @@ static int phylink_get_mac_state(struct phylink *pl, struct phylink_link_state * linkmode_zero(state->lp_advertising); state->interface = pl->link_config.interface; state->an_enabled = pl->link_config.an_enabled; + state->speed = SPEED_UNKNOWN; + state->duplex = DUPLEX_UNKNOWN; + state->pause = MLO_PAUSE_NONE; + state->an_complete = 0; state->link = 1; return pl->ops->mac_link_state(ndev, state); diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 80bff1b4ec17..1d68921723dc 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -2167,9 +2167,9 @@ static void *tun_ring_recv(struct tun_file *tfile, int noblock, int *err) } add_wait_queue(&tfile->wq.wait, &wait); - current->state = TASK_INTERRUPTIBLE; while (1) { + set_current_state(TASK_INTERRUPTIBLE); ptr = ptr_ring_consume(&tfile->tx_ring); if (ptr) break; @@ -2185,7 +2185,7 @@ static void *tun_ring_recv(struct tun_file *tfile, int noblock, int *err) schedule(); } - current->state = TASK_RUNNING; + __set_current_state(TASK_RUNNING); remove_wait_queue(&tfile->wq.wait, &wait); out: diff --git a/drivers/net/xen-netback/hash.c b/drivers/net/xen-netback/hash.c index 0ccb021f1e78..10d580c3dea3 100644 --- a/drivers/net/xen-netback/hash.c +++ b/drivers/net/xen-netback/hash.c @@ -454,6 +454,8 @@ void xenvif_init_hash(struct xenvif *vif) if (xenvif_hash_cache_size == 0) return; + BUG_ON(vif->hash.cache.count); + spin_lock_init(&vif->hash.cache.lock); INIT_LIST_HEAD(&vif->hash.cache.list); } diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index 182d6770f102..6da12518e693 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -153,6 +153,13 @@ static u16 xenvif_select_queue(struct net_device *dev, struct sk_buff *skb, { struct xenvif *vif = netdev_priv(dev); unsigned int size = vif->hash.size; + unsigned int num_queues; + + /* If queues are not set up internally - always return 0 + * as the packet going to be dropped anyway */ + num_queues = READ_ONCE(vif->num_queues); + if (num_queues < 1) + return 0; if (vif->hash.alg == XEN_NETIF_CTRL_HASH_ALGORITHM_NONE) return fallback(dev, skb, NULL) % dev->real_num_tx_queues; diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index c801a832851c..1d9940d4e8c7 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -1072,11 +1072,6 @@ static int xenvif_handle_frag_list(struct xenvif_queue *queue, struct sk_buff *s skb_frag_size_set(&frags[i], len); } - /* Copied all the bits from the frag list -- free it. */ - skb_frag_list_init(skb); - xenvif_skb_zerocopy_prepare(queue, nskb); - kfree_skb(nskb); - /* Release all the original (foreign) frags. */ for (f = 0; f < skb_shinfo(skb)->nr_frags; f++) skb_frag_unref(skb, f); @@ -1145,6 +1140,8 @@ static int xenvif_tx_submit(struct xenvif_queue *queue) xenvif_fill_frags(queue, skb); if (unlikely(skb_has_frag_list(skb))) { + struct sk_buff *nskb = skb_shinfo(skb)->frag_list; + xenvif_skb_zerocopy_prepare(queue, nskb); if (xenvif_handle_frag_list(queue, skb)) { if (net_ratelimit()) netdev_err(queue->vif->dev, @@ -1153,6 +1150,9 @@ static int xenvif_tx_submit(struct xenvif_queue *queue) kfree_skb(skb); continue; } + /* Copied all the bits from the frag list -- free it. */ + skb_frag_list_init(skb); + kfree_skb(nskb); } skb->dev = queue->vif->dev; |