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authorLinus Torvalds <torvalds@linux-foundation.org>2018-05-21 18:37:48 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2018-05-21 18:37:48 +0300
commit5aef268ace7436d8a25d41ee3837ecadb0115917 (patch)
treeefa69470ccffa4f7655102b57118ab81de788be5 /drivers
parent771c577c23bac90597c685971d7297ea00f99d11 (diff)
parentb80d0b93b991e551a32157e0d9d38fc5bc9348a7 (diff)
downloadlinux-5aef268ace7436d8a25d41ee3837ecadb0115917.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller: 1) Fix refcounting bug for connections in on-packet scheduling mode of IPVS, from Julian Anastasov. 2) Set network header properly in AF_PACKET's packet_snd, from Willem de Bruijn. 3) Fix regressions in 3c59x by converting to generic DMA API. It was relying upon the hack that the PCI DMA interfaces would accept NULL for EISA devices. From Christoph Hellwig. 4) Remove RDMA devices before unregistering netdev in QEDE driver, from Michal Kalderon. 5) Use after free in TUN driver ptr_ring usage, from Jason Wang. 6) Properly check for missing netlink attributes in SMC_PNETID requests, from Eric Biggers. 7) Set DMA mask before performaing any DMA operations in vmxnet3 driver, from Regis Duchesne. 8) Fix mlx5 build with SMP=n, from Saeed Mahameed. 9) Classifier fixes in bcm_sf2 driver from Florian Fainelli. 10) Tuntap use after free during release, from Jason Wang. 11) Don't use stack memory in scatterlists in tls code, from Matt Mullins. 12) Not fully initialized flow key object in ipv4 routing code, from David Ahern. 13) Various packet headroom bug fixes in ip6_gre driver, from Petr Machata. 14) Remove queues from XPS maps using correct index, from Amritha Nambiar. 15) Fix use after free in sock_diag, from Eric Dumazet. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (64 commits) net: ip6_gre: fix tunnel metadata device sharing. cxgb4: fix offset in collecting TX rate limit info net: sched: red: avoid hashing NULL child sock_diag: fix use-after-free read in __sk_free sh_eth: Change platform check to CONFIG_ARCH_RENESAS net: dsa: Do not register devlink for unused ports net: Fix a bug in removing queues from XPS map bpf: fix truncated jump targets on heavy expansions bpf: parse and verdict prog attach may race with bpf map update bpf: sockmap update rollback on error can incorrectly dec prog refcnt net: test tailroom before appending to linear skb net: ip6_gre: Fix ip6erspan hlen calculation net: ip6_gre: Split up ip6gre_changelink() net: ip6_gre: Split up ip6gre_newlink() net: ip6_gre: Split up ip6gre_tnl_change() net: ip6_gre: Split up ip6gre_tnl_link_config() net: ip6_gre: Fix headroom request in ip6erspan_tunnel_xmit() net: ip6_gre: Request headroom in __gre6_xmit() selftests/bpf: check return value of fopen in test_verifier.c erspan: fix invalid erspan version. ...
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/dsa/bcm_sf2_cfp.c36
-rw-r--r--drivers/net/ethernet/3com/3c59x.c104
-rw-r--r--drivers/net/ethernet/8390/ne.c4
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h28
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c88
-rw-r--r--drivers/net/ethernet/ibm/ibmvnic.c28
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/main.c4
-rw-r--r--drivers/net/ethernet/netronome/nfp/bpf/main.c2
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_ll2.c61
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_main.c3
-rw-r--r--drivers/net/ethernet/renesas/sh_eth.h2
-rw-r--r--drivers/net/ipvlan/ipvlan_main.c4
-rw-r--r--drivers/net/phy/micrel.c31
-rw-r--r--drivers/net/tun.c27
-rw-r--r--drivers/net/vmxnet3/vmxnet3_drv.c72
-rw-r--r--drivers/net/vmxnet3/vmxnet3_int.h8
16 files changed, 286 insertions, 216 deletions
diff --git a/drivers/net/dsa/bcm_sf2_cfp.c b/drivers/net/dsa/bcm_sf2_cfp.c
index 23b45da784cb..b89acaee12d4 100644
--- a/drivers/net/dsa/bcm_sf2_cfp.c
+++ b/drivers/net/dsa/bcm_sf2_cfp.c
@@ -354,10 +354,13 @@ static int bcm_sf2_cfp_ipv4_rule_set(struct bcm_sf2_priv *priv, int port,
/* Locate the first rule available */
if (fs->location == RX_CLS_LOC_ANY)
rule_index = find_first_zero_bit(priv->cfp.used,
- bcm_sf2_cfp_rule_size(priv));
+ priv->num_cfp_rules);
else
rule_index = fs->location;
+ if (rule_index > bcm_sf2_cfp_rule_size(priv))
+ return -ENOSPC;
+
layout = &udf_tcpip4_layout;
/* We only use one UDF slice for now */
slice_num = bcm_sf2_get_slice_number(layout, 0);
@@ -562,19 +565,21 @@ static int bcm_sf2_cfp_ipv6_rule_set(struct bcm_sf2_priv *priv, int port,
* first half because the HW search is by incrementing addresses.
*/
if (fs->location == RX_CLS_LOC_ANY)
- rule_index[0] = find_first_zero_bit(priv->cfp.used,
- bcm_sf2_cfp_rule_size(priv));
+ rule_index[1] = find_first_zero_bit(priv->cfp.used,
+ priv->num_cfp_rules);
else
- rule_index[0] = fs->location;
+ rule_index[1] = fs->location;
+ if (rule_index[1] > bcm_sf2_cfp_rule_size(priv))
+ return -ENOSPC;
/* Flag it as used (cleared on error path) such that we can immediately
* obtain a second one to chain from.
*/
- set_bit(rule_index[0], priv->cfp.used);
+ set_bit(rule_index[1], priv->cfp.used);
- rule_index[1] = find_first_zero_bit(priv->cfp.used,
- bcm_sf2_cfp_rule_size(priv));
- if (rule_index[1] > bcm_sf2_cfp_rule_size(priv)) {
+ rule_index[0] = find_first_zero_bit(priv->cfp.used,
+ priv->num_cfp_rules);
+ if (rule_index[0] > bcm_sf2_cfp_rule_size(priv)) {
ret = -ENOSPC;
goto out_err;
}
@@ -712,14 +717,14 @@ static int bcm_sf2_cfp_ipv6_rule_set(struct bcm_sf2_priv *priv, int port,
/* Flag the second half rule as being used now, return it as the
* location, and flag it as unique while dumping rules
*/
- set_bit(rule_index[1], priv->cfp.used);
+ set_bit(rule_index[0], priv->cfp.used);
set_bit(rule_index[1], priv->cfp.unique);
fs->location = rule_index[1];
return ret;
out_err:
- clear_bit(rule_index[0], priv->cfp.used);
+ clear_bit(rule_index[1], priv->cfp.used);
return ret;
}
@@ -785,10 +790,6 @@ static int bcm_sf2_cfp_rule_del_one(struct bcm_sf2_priv *priv, int port,
int ret;
u32 reg;
- /* Refuse deletion of unused rules, and the default reserved rule */
- if (!test_bit(loc, priv->cfp.used) || loc == 0)
- return -EINVAL;
-
/* Indicate which rule we want to read */
bcm_sf2_cfp_rule_addr_set(priv, loc);
@@ -826,6 +827,13 @@ static int bcm_sf2_cfp_rule_del(struct bcm_sf2_priv *priv, int port,
u32 next_loc = 0;
int ret;
+ /* Refuse deleting unused rules, and those that are not unique since
+ * that could leave IPv6 rules with one of the chained rule in the
+ * table.
+ */
+ if (!test_bit(loc, priv->cfp.unique) || loc == 0)
+ return -EINVAL;
+
ret = bcm_sf2_cfp_rule_del_one(priv, port, loc, &next_loc);
if (ret)
return ret;
diff --git a/drivers/net/ethernet/3com/3c59x.c b/drivers/net/ethernet/3com/3c59x.c
index 36c8950dbd2d..176861bd2252 100644
--- a/drivers/net/ethernet/3com/3c59x.c
+++ b/drivers/net/ethernet/3com/3c59x.c
@@ -1212,9 +1212,9 @@ static int vortex_probe1(struct device *gendev, void __iomem *ioaddr, int irq,
vp->mii.reg_num_mask = 0x1f;
/* Makes sure rings are at least 16 byte aligned. */
- vp->rx_ring = pci_alloc_consistent(pdev, sizeof(struct boom_rx_desc) * RX_RING_SIZE
+ vp->rx_ring = dma_alloc_coherent(gendev, sizeof(struct boom_rx_desc) * RX_RING_SIZE
+ sizeof(struct boom_tx_desc) * TX_RING_SIZE,
- &vp->rx_ring_dma);
+ &vp->rx_ring_dma, GFP_KERNEL);
retval = -ENOMEM;
if (!vp->rx_ring)
goto free_device;
@@ -1476,11 +1476,10 @@ static int vortex_probe1(struct device *gendev, void __iomem *ioaddr, int irq,
return 0;
free_ring:
- pci_free_consistent(pdev,
- sizeof(struct boom_rx_desc) * RX_RING_SIZE
- + sizeof(struct boom_tx_desc) * TX_RING_SIZE,
- vp->rx_ring,
- vp->rx_ring_dma);
+ dma_free_coherent(&pdev->dev,
+ sizeof(struct boom_rx_desc) * RX_RING_SIZE +
+ sizeof(struct boom_tx_desc) * TX_RING_SIZE,
+ vp->rx_ring, vp->rx_ring_dma);
free_device:
free_netdev(dev);
pr_err(PFX "vortex_probe1 fails. Returns %d\n", retval);
@@ -1751,9 +1750,9 @@ vortex_open(struct net_device *dev)
break; /* Bad news! */
skb_reserve(skb, NET_IP_ALIGN); /* Align IP on 16 byte boundaries */
- dma = pci_map_single(VORTEX_PCI(vp), skb->data,
- PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
- if (dma_mapping_error(&VORTEX_PCI(vp)->dev, dma))
+ dma = dma_map_single(vp->gendev, skb->data,
+ PKT_BUF_SZ, DMA_FROM_DEVICE);
+ if (dma_mapping_error(vp->gendev, dma))
break;
vp->rx_ring[i].addr = cpu_to_le32(dma);
}
@@ -2067,9 +2066,9 @@ vortex_start_xmit(struct sk_buff *skb, struct net_device *dev)
if (vp->bus_master) {
/* Set the bus-master controller to transfer the packet. */
int len = (skb->len + 3) & ~3;
- vp->tx_skb_dma = pci_map_single(VORTEX_PCI(vp), skb->data, len,
- PCI_DMA_TODEVICE);
- if (dma_mapping_error(&VORTEX_PCI(vp)->dev, vp->tx_skb_dma)) {
+ vp->tx_skb_dma = dma_map_single(vp->gendev, skb->data, len,
+ DMA_TO_DEVICE);
+ if (dma_mapping_error(vp->gendev, vp->tx_skb_dma)) {
dev_kfree_skb_any(skb);
dev->stats.tx_dropped++;
return NETDEV_TX_OK;
@@ -2168,9 +2167,9 @@ boomerang_start_xmit(struct sk_buff *skb, struct net_device *dev)
vp->tx_ring[entry].status = cpu_to_le32(skb->len | TxIntrUploaded | AddTCPChksum | AddUDPChksum);
if (!skb_shinfo(skb)->nr_frags) {
- dma_addr = pci_map_single(VORTEX_PCI(vp), skb->data, skb->len,
- PCI_DMA_TODEVICE);
- if (dma_mapping_error(&VORTEX_PCI(vp)->dev, dma_addr))
+ dma_addr = dma_map_single(vp->gendev, skb->data, skb->len,
+ DMA_TO_DEVICE);
+ if (dma_mapping_error(vp->gendev, dma_addr))
goto out_dma_err;
vp->tx_ring[entry].frag[0].addr = cpu_to_le32(dma_addr);
@@ -2178,9 +2177,9 @@ boomerang_start_xmit(struct sk_buff *skb, struct net_device *dev)
} else {
int i;
- dma_addr = pci_map_single(VORTEX_PCI(vp), skb->data,
- skb_headlen(skb), PCI_DMA_TODEVICE);
- if (dma_mapping_error(&VORTEX_PCI(vp)->dev, dma_addr))
+ dma_addr = dma_map_single(vp->gendev, skb->data,
+ skb_headlen(skb), DMA_TO_DEVICE);
+ if (dma_mapping_error(vp->gendev, dma_addr))
goto out_dma_err;
vp->tx_ring[entry].frag[0].addr = cpu_to_le32(dma_addr);
@@ -2189,21 +2188,21 @@ boomerang_start_xmit(struct sk_buff *skb, struct net_device *dev)
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
- dma_addr = skb_frag_dma_map(&VORTEX_PCI(vp)->dev, frag,
+ dma_addr = skb_frag_dma_map(vp->gendev, frag,
0,
frag->size,
DMA_TO_DEVICE);
- if (dma_mapping_error(&VORTEX_PCI(vp)->dev, dma_addr)) {
+ if (dma_mapping_error(vp->gendev, dma_addr)) {
for(i = i-1; i >= 0; i--)
- dma_unmap_page(&VORTEX_PCI(vp)->dev,
+ dma_unmap_page(vp->gendev,
le32_to_cpu(vp->tx_ring[entry].frag[i+1].addr),
le32_to_cpu(vp->tx_ring[entry].frag[i+1].length),
DMA_TO_DEVICE);
- pci_unmap_single(VORTEX_PCI(vp),
+ dma_unmap_single(vp->gendev,
le32_to_cpu(vp->tx_ring[entry].frag[0].addr),
le32_to_cpu(vp->tx_ring[entry].frag[0].length),
- PCI_DMA_TODEVICE);
+ DMA_TO_DEVICE);
goto out_dma_err;
}
@@ -2218,8 +2217,8 @@ boomerang_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
}
#else
- dma_addr = pci_map_single(VORTEX_PCI(vp), skb->data, skb->len, PCI_DMA_TODEVICE);
- if (dma_mapping_error(&VORTEX_PCI(vp)->dev, dma_addr))
+ dma_addr = dma_map_single(vp->gendev, skb->data, skb->len, DMA_TO_DEVICE);
+ if (dma_mapping_error(vp->gendev, dma_addr))
goto out_dma_err;
vp->tx_ring[entry].addr = cpu_to_le32(dma_addr);
vp->tx_ring[entry].length = cpu_to_le32(skb->len | LAST_FRAG);
@@ -2254,7 +2253,7 @@ boomerang_start_xmit(struct sk_buff *skb, struct net_device *dev)
out:
return NETDEV_TX_OK;
out_dma_err:
- dev_err(&VORTEX_PCI(vp)->dev, "Error mapping dma buffer\n");
+ dev_err(vp->gendev, "Error mapping dma buffer\n");
goto out;
}
@@ -2322,7 +2321,7 @@ vortex_interrupt(int irq, void *dev_id)
if (status & DMADone) {
if (ioread16(ioaddr + Wn7_MasterStatus) & 0x1000) {
iowrite16(0x1000, ioaddr + Wn7_MasterStatus); /* Ack the event. */
- pci_unmap_single(VORTEX_PCI(vp), vp->tx_skb_dma, (vp->tx_skb->len + 3) & ~3, PCI_DMA_TODEVICE);
+ dma_unmap_single(vp->gendev, vp->tx_skb_dma, (vp->tx_skb->len + 3) & ~3, DMA_TO_DEVICE);
pkts_compl++;
bytes_compl += vp->tx_skb->len;
dev_kfree_skb_irq(vp->tx_skb); /* Release the transferred buffer */
@@ -2459,19 +2458,19 @@ boomerang_interrupt(int irq, void *dev_id)
struct sk_buff *skb = vp->tx_skbuff[entry];
#if DO_ZEROCOPY
int i;
- pci_unmap_single(VORTEX_PCI(vp),
+ dma_unmap_single(vp->gendev,
le32_to_cpu(vp->tx_ring[entry].frag[0].addr),
le32_to_cpu(vp->tx_ring[entry].frag[0].length)&0xFFF,
- PCI_DMA_TODEVICE);
+ DMA_TO_DEVICE);
for (i=1; i<=skb_shinfo(skb)->nr_frags; i++)
- pci_unmap_page(VORTEX_PCI(vp),
+ dma_unmap_page(vp->gendev,
le32_to_cpu(vp->tx_ring[entry].frag[i].addr),
le32_to_cpu(vp->tx_ring[entry].frag[i].length)&0xFFF,
- PCI_DMA_TODEVICE);
+ DMA_TO_DEVICE);
#else
- pci_unmap_single(VORTEX_PCI(vp),
- le32_to_cpu(vp->tx_ring[entry].addr), skb->len, PCI_DMA_TODEVICE);
+ dma_unmap_single(vp->gendev,
+ le32_to_cpu(vp->tx_ring[entry].addr), skb->len, DMA_TO_DEVICE);
#endif
pkts_compl++;
bytes_compl += skb->len;
@@ -2561,14 +2560,14 @@ static int vortex_rx(struct net_device *dev)
/* 'skb_put()' points to the start of sk_buff data area. */
if (vp->bus_master &&
! (ioread16(ioaddr + Wn7_MasterStatus) & 0x8000)) {
- dma_addr_t dma = pci_map_single(VORTEX_PCI(vp), skb_put(skb, pkt_len),
- pkt_len, PCI_DMA_FROMDEVICE);
+ dma_addr_t dma = dma_map_single(vp->gendev, skb_put(skb, pkt_len),
+ pkt_len, DMA_FROM_DEVICE);
iowrite32(dma, ioaddr + Wn7_MasterAddr);
iowrite16((skb->len + 3) & ~3, ioaddr + Wn7_MasterLen);
iowrite16(StartDMAUp, ioaddr + EL3_CMD);
while (ioread16(ioaddr + Wn7_MasterStatus) & 0x8000)
;
- pci_unmap_single(VORTEX_PCI(vp), dma, pkt_len, PCI_DMA_FROMDEVICE);
+ dma_unmap_single(vp->gendev, dma, pkt_len, DMA_FROM_DEVICE);
} else {
ioread32_rep(ioaddr + RX_FIFO,
skb_put(skb, pkt_len),
@@ -2635,11 +2634,11 @@ boomerang_rx(struct net_device *dev)
if (pkt_len < rx_copybreak &&
(skb = netdev_alloc_skb(dev, pkt_len + 2)) != NULL) {
skb_reserve(skb, 2); /* Align IP on 16 byte boundaries */
- pci_dma_sync_single_for_cpu(VORTEX_PCI(vp), dma, PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
+ dma_sync_single_for_cpu(vp->gendev, dma, PKT_BUF_SZ, DMA_FROM_DEVICE);
/* 'skb_put()' points to the start of sk_buff data area. */
skb_put_data(skb, vp->rx_skbuff[entry]->data,
pkt_len);
- pci_dma_sync_single_for_device(VORTEX_PCI(vp), dma, PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
+ dma_sync_single_for_device(vp->gendev, dma, PKT_BUF_SZ, DMA_FROM_DEVICE);
vp->rx_copy++;
} else {
/* Pre-allocate the replacement skb. If it or its
@@ -2651,9 +2650,9 @@ boomerang_rx(struct net_device *dev)
dev->stats.rx_dropped++;
goto clear_complete;
}
- newdma = pci_map_single(VORTEX_PCI(vp), newskb->data,
- PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
- if (dma_mapping_error(&VORTEX_PCI(vp)->dev, newdma)) {
+ newdma = dma_map_single(vp->gendev, newskb->data,
+ PKT_BUF_SZ, DMA_FROM_DEVICE);
+ if (dma_mapping_error(vp->gendev, newdma)) {
dev->stats.rx_dropped++;
consume_skb(newskb);
goto clear_complete;
@@ -2664,7 +2663,7 @@ boomerang_rx(struct net_device *dev)
vp->rx_skbuff[entry] = newskb;
vp->rx_ring[entry].addr = cpu_to_le32(newdma);
skb_put(skb, pkt_len);
- pci_unmap_single(VORTEX_PCI(vp), dma, PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
+ dma_unmap_single(vp->gendev, dma, PKT_BUF_SZ, DMA_FROM_DEVICE);
vp->rx_nocopy++;
}
skb->protocol = eth_type_trans(skb, dev);
@@ -2761,8 +2760,8 @@ vortex_close(struct net_device *dev)
if (vp->full_bus_master_rx) { /* Free Boomerang bus master Rx buffers. */
for (i = 0; i < RX_RING_SIZE; i++)
if (vp->rx_skbuff[i]) {
- pci_unmap_single( VORTEX_PCI(vp), le32_to_cpu(vp->rx_ring[i].addr),
- PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
+ dma_unmap_single(vp->gendev, le32_to_cpu(vp->rx_ring[i].addr),
+ PKT_BUF_SZ, DMA_FROM_DEVICE);
dev_kfree_skb(vp->rx_skbuff[i]);
vp->rx_skbuff[i] = NULL;
}
@@ -2775,12 +2774,12 @@ vortex_close(struct net_device *dev)
int k;
for (k=0; k<=skb_shinfo(skb)->nr_frags; k++)
- pci_unmap_single(VORTEX_PCI(vp),
+ dma_unmap_single(vp->gendev,
le32_to_cpu(vp->tx_ring[i].frag[k].addr),
le32_to_cpu(vp->tx_ring[i].frag[k].length)&0xFFF,
- PCI_DMA_TODEVICE);
+ DMA_TO_DEVICE);
#else
- pci_unmap_single(VORTEX_PCI(vp), le32_to_cpu(vp->tx_ring[i].addr), skb->len, PCI_DMA_TODEVICE);
+ dma_unmap_single(vp->gendev, le32_to_cpu(vp->tx_ring[i].addr), skb->len, DMA_TO_DEVICE);
#endif
dev_kfree_skb(skb);
vp->tx_skbuff[i] = NULL;
@@ -3288,11 +3287,10 @@ static void vortex_remove_one(struct pci_dev *pdev)
pci_iounmap(pdev, vp->ioaddr);
- pci_free_consistent(pdev,
- sizeof(struct boom_rx_desc) * RX_RING_SIZE
- + sizeof(struct boom_tx_desc) * TX_RING_SIZE,
- vp->rx_ring,
- vp->rx_ring_dma);
+ dma_free_coherent(&pdev->dev,
+ sizeof(struct boom_rx_desc) * RX_RING_SIZE +
+ sizeof(struct boom_tx_desc) * TX_RING_SIZE,
+ vp->rx_ring, vp->rx_ring_dma);
pci_release_regions(pdev);
diff --git a/drivers/net/ethernet/8390/ne.c b/drivers/net/ethernet/8390/ne.c
index ac99d089ac72..1c97e39b478e 100644
--- a/drivers/net/ethernet/8390/ne.c
+++ b/drivers/net/ethernet/8390/ne.c
@@ -164,7 +164,9 @@ bad_clone_list[] __initdata = {
#define NESM_START_PG 0x40 /* First page of TX buffer */
#define NESM_STOP_PG 0x80 /* Last page +1 of RX ring */
-#if defined(CONFIG_ATARI) /* 8-bit mode on Atari, normal on Q40 */
+#if defined(CONFIG_MACH_TX49XX)
+# define DCR_VAL 0x48 /* 8-bit mode */
+#elif defined(CONFIG_ATARI) /* 8-bit mode on Atari, normal on Q40 */
# define DCR_VAL (MACH_IS_ATARI ? 0x48 : 0x49)
#else
# define DCR_VAL 0x49
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h b/drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h
index b57acb8dc35b..dc25066c59a1 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h
@@ -419,15 +419,15 @@ static const u32 t6_up_cim_reg_array[][IREG_NUM_ELEM + 1] = {
{0x7b50, 0x7b54, 0x280, 0x20, 0}, /* up_cim_280_to_2fc */
{0x7b50, 0x7b54, 0x300, 0x20, 0}, /* up_cim_300_to_37c */
{0x7b50, 0x7b54, 0x380, 0x14, 0}, /* up_cim_380_to_3cc */
- {0x7b50, 0x7b54, 0x2900, 0x4, 0x4}, /* up_cim_2900_to_3d40 */
- {0x7b50, 0x7b54, 0x2904, 0x4, 0x4}, /* up_cim_2904_to_3d44 */
- {0x7b50, 0x7b54, 0x2908, 0x4, 0x4}, /* up_cim_2908_to_3d48 */
- {0x7b50, 0x7b54, 0x2910, 0x4, 0x4}, /* up_cim_2910_to_3d4c */
- {0x7b50, 0x7b54, 0x2914, 0x4, 0x4}, /* up_cim_2914_to_3d50 */
- {0x7b50, 0x7b54, 0x2920, 0x10, 0x10}, /* up_cim_2920_to_2a10 */
- {0x7b50, 0x7b54, 0x2924, 0x10, 0x10}, /* up_cim_2924_to_2a14 */
- {0x7b50, 0x7b54, 0x2928, 0x10, 0x10}, /* up_cim_2928_to_2a18 */
- {0x7b50, 0x7b54, 0x292c, 0x10, 0x10}, /* up_cim_292c_to_2a1c */
+ {0x7b50, 0x7b54, 0x4900, 0x4, 0x4}, /* up_cim_4900_to_4c60 */
+ {0x7b50, 0x7b54, 0x4904, 0x4, 0x4}, /* up_cim_4904_to_4c64 */
+ {0x7b50, 0x7b54, 0x4908, 0x4, 0x4}, /* up_cim_4908_to_4c68 */
+ {0x7b50, 0x7b54, 0x4910, 0x4, 0x4}, /* up_cim_4910_to_4c70 */
+ {0x7b50, 0x7b54, 0x4914, 0x4, 0x4}, /* up_cim_4914_to_4c74 */
+ {0x7b50, 0x7b54, 0x4920, 0x10, 0x10}, /* up_cim_4920_to_4a10 */
+ {0x7b50, 0x7b54, 0x4924, 0x10, 0x10}, /* up_cim_4924_to_4a14 */
+ {0x7b50, 0x7b54, 0x4928, 0x10, 0x10}, /* up_cim_4928_to_4a18 */
+ {0x7b50, 0x7b54, 0x492c, 0x10, 0x10}, /* up_cim_492c_to_4a1c */
};
static const u32 t5_up_cim_reg_array[][IREG_NUM_ELEM + 1] = {
@@ -444,16 +444,6 @@ static const u32 t5_up_cim_reg_array[][IREG_NUM_ELEM + 1] = {
{0x7b50, 0x7b54, 0x280, 0x20, 0}, /* up_cim_280_to_2fc */
{0x7b50, 0x7b54, 0x300, 0x20, 0}, /* up_cim_300_to_37c */
{0x7b50, 0x7b54, 0x380, 0x14, 0}, /* up_cim_380_to_3cc */
- {0x7b50, 0x7b54, 0x2900, 0x4, 0x4}, /* up_cim_2900_to_3d40 */
- {0x7b50, 0x7b54, 0x2904, 0x4, 0x4}, /* up_cim_2904_to_3d44 */
- {0x7b50, 0x7b54, 0x2908, 0x4, 0x4}, /* up_cim_2908_to_3d48 */
- {0x7b50, 0x7b54, 0x2910, 0x4, 0x4}, /* up_cim_2910_to_3d4c */
- {0x7b50, 0x7b54, 0x2914, 0x4, 0x4}, /* up_cim_2914_to_3d50 */
- {0x7b50, 0x7b54, 0x2918, 0x4, 0x4}, /* up_cim_2918_to_3d54 */
- {0x7b50, 0x7b54, 0x291c, 0x4, 0x4}, /* up_cim_291c_to_3d58 */
- {0x7b50, 0x7b54, 0x2924, 0x10, 0x10}, /* up_cim_2924_to_2914 */
- {0x7b50, 0x7b54, 0x2928, 0x10, 0x10}, /* up_cim_2928_to_2a18 */
- {0x7b50, 0x7b54, 0x292c, 0x10, 0x10}, /* up_cim_292c_to_2a1c */
};
static const u32 t6_hma_ireg_array[][IREG_NUM_ELEM] = {
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
index db92f1858060..b76447baccaf 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
@@ -836,7 +836,7 @@ bool is_filter_exact_match(struct adapter *adap,
{
struct tp_params *tp = &adap->params.tp;
u64 hash_filter_mask = tp->hash_filter_mask;
- u32 mask;
+ u64 ntuple_mask = 0;
if (!is_hashfilter(adap))
return false;
@@ -865,73 +865,45 @@ bool is_filter_exact_match(struct adapter *adap,
if (!fs->val.fport || fs->mask.fport != 0xffff)
return false;
- if (tp->fcoe_shift >= 0) {
- mask = (hash_filter_mask >> tp->fcoe_shift) & FT_FCOE_W;
- if (mask && !fs->mask.fcoe)
- return false;
- }
+ /* calculate tuple mask and compare with mask configured in hw */
+ if (tp->fcoe_shift >= 0)
+ ntuple_mask |= (u64)fs->mask.fcoe << tp->fcoe_shift;
- if (tp->port_shift >= 0) {
- mask = (hash_filter_mask >> tp->port_shift) & FT_PORT_W;
- if (mask && !fs->mask.iport)
- return false;
- }
+ if (tp->port_shift >= 0)
+ ntuple_mask |= (u64)fs->mask.iport << tp->port_shift;
if (tp->vnic_shift >= 0) {
- mask = (hash_filter_mask >> tp->vnic_shift) & FT_VNIC_ID_W;
-
- if ((adap->params.tp.ingress_config & VNIC_F)) {
- if (mask && !fs->mask.pfvf_vld)
- return false;
- } else {
- if (mask && !fs->mask.ovlan_vld)
- return false;
- }
+ if ((adap->params.tp.ingress_config & VNIC_F))
+ ntuple_mask |= (u64)fs->mask.pfvf_vld << tp->vnic_shift;
+ else
+ ntuple_mask |= (u64)fs->mask.ovlan_vld <<
+ tp->vnic_shift;
}
- if (tp->vlan_shift >= 0) {
- mask = (hash_filter_mask >> tp->vlan_shift) & FT_VLAN_W;
- if (mask && !fs->mask.ivlan)
- return false;
- }
+ if (tp->vlan_shift >= 0)
+ ntuple_mask |= (u64)fs->mask.ivlan << tp->vlan_shift;
- if (tp->tos_shift >= 0) {
- mask = (hash_filter_mask >> tp->tos_shift) & FT_TOS_W;
- if (mask && !fs->mask.tos)
- return false;
- }
+ if (tp->tos_shift >= 0)
+ ntuple_mask |= (u64)fs->mask.tos << tp->tos_shift;
- if (tp->protocol_shift >= 0) {
- mask = (hash_filter_mask >> tp->protocol_shift) & FT_PROTOCOL_W;
- if (mask && !fs->mask.proto)
- return false;
- }
+ if (tp->protocol_shift >= 0)
+ ntuple_mask |= (u64)fs->mask.proto << tp->protocol_shift;
- if (tp->ethertype_shift >= 0) {
- mask = (hash_filter_mask >> tp->ethertype_shift) &
- FT_ETHERTYPE_W;
- if (mask && !fs->mask.ethtype)
- return false;
- }
+ if (tp->ethertype_shift >= 0)
+ ntuple_mask |= (u64)fs->mask.ethtype << tp->ethertype_shift;
- if (tp->macmatch_shift >= 0) {
- mask = (hash_filter_mask >> tp->macmatch_shift) & FT_MACMATCH_W;
- if (mask && !fs->mask.macidx)
- return false;
- }
+ if (tp->macmatch_shift >= 0)
+ ntuple_mask |= (u64)fs->mask.macidx << tp->macmatch_shift;
+
+ if (tp->matchtype_shift >= 0)
+ ntuple_mask |= (u64)fs->mask.matchtype << tp->matchtype_shift;
+
+ if (tp->frag_shift >= 0)
+ ntuple_mask |= (u64)fs->mask.frag << tp->frag_shift;
+
+ if (ntuple_mask != hash_filter_mask)
+ return false;
- if (tp->matchtype_shift >= 0) {
- mask = (hash_filter_mask >> tp->matchtype_shift) &
- FT_MPSHITTYPE_W;
- if (mask && !fs->mask.matchtype)
- return false;
- }
- if (tp->frag_shift >= 0) {
- mask = (hash_filter_mask >> tp->frag_shift) &
- FT_FRAGMENTATION_W;
- if (mask && !fs->mask.frag)
- return false;
- }
return true;
}
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 6e8d6a6f6aaf..4bb4646a5f92 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -192,6 +192,7 @@ static int alloc_long_term_buff(struct ibmvnic_adapter *adapter,
if (adapter->fw_done_rc) {
dev_err(dev, "Couldn't map long term buffer,rc = %d\n",
adapter->fw_done_rc);
+ dma_free_coherent(dev, ltb->size, ltb->buff, ltb->addr);
return -1;
}
return 0;
@@ -1821,9 +1822,8 @@ static int do_reset(struct ibmvnic_adapter *adapter,
if (rc)
return rc;
}
+ ibmvnic_disable_irqs(adapter);
}
-
- ibmvnic_disable_irqs(adapter);
adapter->state = VNIC_CLOSED;
if (reset_state == VNIC_CLOSED)
@@ -4586,14 +4586,6 @@ static int ibmvnic_init(struct ibmvnic_adapter *adapter)
release_crq_queue(adapter);
}
- rc = init_stats_buffers(adapter);
- if (rc)
- return rc;
-
- rc = init_stats_token(adapter);
- if (rc)
- return rc;
-
return rc;
}
@@ -4662,13 +4654,21 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id)
goto ibmvnic_init_fail;
} while (rc == EAGAIN);
+ rc = init_stats_buffers(adapter);
+ if (rc)
+ goto ibmvnic_init_fail;
+
+ rc = init_stats_token(adapter);
+ if (rc)
+ goto ibmvnic_stats_fail;
+
netdev->mtu = adapter->req_mtu - ETH_HLEN;
netdev->min_mtu = adapter->min_mtu - ETH_HLEN;
netdev->max_mtu = adapter->max_mtu - ETH_HLEN;
rc = device_create_file(&dev->dev, &dev_attr_failover);
if (rc)
- goto ibmvnic_init_fail;
+ goto ibmvnic_dev_file_err;
netif_carrier_off(netdev);
rc = register_netdev(netdev);
@@ -4687,6 +4687,12 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id)
ibmvnic_register_fail:
device_remove_file(&dev->dev, &dev_attr_failover);
+ibmvnic_dev_file_err:
+ release_stats_token(adapter);
+
+ibmvnic_stats_fail:
+ release_stats_buffers(adapter);
+
ibmvnic_init_fail:
release_sub_crqs(adapter, 1);
release_crq_queue(adapter);
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 211578ffc70d..60172a38c4a4 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -2929,6 +2929,7 @@ static int mlx4_init_port_info(struct mlx4_dev *dev, int port)
mlx4_err(dev, "Failed to create file for port %d\n", port);
devlink_port_unregister(&info->devlink_port);
info->port = -1;
+ return err;
}
sprintf(info->dev_mtu_name, "mlx4_port%d_mtu", port);
@@ -2950,9 +2951,10 @@ static int mlx4_init_port_info(struct mlx4_dev *dev, int port)
&info->port_attr);
devlink_port_unregister(&info->devlink_port);
info->port = -1;
+ return err;
}
- return err;
+ return 0;
}
static void mlx4_cleanup_port_info(struct mlx4_port_info *info)
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.c b/drivers/net/ethernet/netronome/nfp/bpf/main.c
index 1dc424685f4e..35fb31f682af 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/main.c
+++ b/drivers/net/ethernet/netronome/nfp/bpf/main.c
@@ -335,7 +335,7 @@ static int nfp_bpf_parse_capabilities(struct nfp_app *app)
return PTR_ERR(mem) == -ENOENT ? 0 : PTR_ERR(mem);
start = mem;
- while (mem - start + 8 < nfp_cpp_area_size(area)) {
+ while (mem - start + 8 <= nfp_cpp_area_size(area)) {
u8 __iomem *value;
u32 type, length;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.c b/drivers/net/ethernet/qlogic/qed/qed_ll2.c
index 38502815d681..468c59d2e491 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_ll2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.c
@@ -292,6 +292,7 @@ static void qed_ll2_txq_flush(struct qed_hwfn *p_hwfn, u8 connection_handle)
struct qed_ll2_tx_packet *p_pkt = NULL;
struct qed_ll2_info *p_ll2_conn;
struct qed_ll2_tx_queue *p_tx;
+ unsigned long flags = 0;
dma_addr_t tx_frag;
p_ll2_conn = qed_ll2_handle_sanity_inactive(p_hwfn, connection_handle);
@@ -300,6 +301,7 @@ static void qed_ll2_txq_flush(struct qed_hwfn *p_hwfn, u8 connection_handle)
p_tx = &p_ll2_conn->tx_queue;
+ spin_lock_irqsave(&p_tx->lock, flags);
while (!list_empty(&p_tx->active_descq)) {
p_pkt = list_first_entry(&p_tx->active_descq,
struct qed_ll2_tx_packet, list_entry);
@@ -309,6 +311,7 @@ static void qed_ll2_txq_flush(struct qed_hwfn *p_hwfn, u8 connection_handle)
list_del(&p_pkt->list_entry);
b_last_packet = list_empty(&p_tx->active_descq);
list_add_tail(&p_pkt->list_entry, &p_tx->free_descq);
+ spin_unlock_irqrestore(&p_tx->lock, flags);
if (p_ll2_conn->input.conn_type == QED_LL2_TYPE_OOO) {
struct qed_ooo_buffer *p_buffer;
@@ -328,7 +331,9 @@ static void qed_ll2_txq_flush(struct qed_hwfn *p_hwfn, u8 connection_handle)
b_last_frag,
b_last_packet);
}
+ spin_lock_irqsave(&p_tx->lock, flags);
}
+ spin_unlock_irqrestore(&p_tx->lock, flags);
}
static int qed_ll2_txq_completion(struct qed_hwfn *p_hwfn, void *p_cookie)
@@ -556,6 +561,7 @@ static void qed_ll2_rxq_flush(struct qed_hwfn *p_hwfn, u8 connection_handle)
struct qed_ll2_info *p_ll2_conn = NULL;
struct qed_ll2_rx_packet *p_pkt = NULL;
struct qed_ll2_rx_queue *p_rx;
+ unsigned long flags = 0;
p_ll2_conn = qed_ll2_handle_sanity_inactive(p_hwfn, connection_handle);
if (!p_ll2_conn)
@@ -563,13 +569,14 @@ static void qed_ll2_rxq_flush(struct qed_hwfn *p_hwfn, u8 connection_handle)
p_rx = &p_ll2_conn->rx_queue;
+ spin_lock_irqsave(&p_rx->lock, flags);
while (!list_empty(&p_rx->active_descq)) {
p_pkt = list_first_entry(&p_rx->active_descq,
struct qed_ll2_rx_packet, list_entry);
if (!p_pkt)
break;
-
list_move_tail(&p_pkt->list_entry, &p_rx->free_descq);
+ spin_unlock_irqrestore(&p_rx->lock, flags);
if (p_ll2_conn->input.conn_type == QED_LL2_TYPE_OOO) {
struct qed_ooo_buffer *p_buffer;
@@ -588,7 +595,30 @@ static void qed_ll2_rxq_flush(struct qed_hwfn *p_hwfn, u8 connection_handle)
cookie,
rx_buf_addr, b_last);
}
+ spin_lock_irqsave(&p_rx->lock, flags);
}
+ spin_unlock_irqrestore(&p_rx->lock, flags);
+}
+
+static bool
+qed_ll2_lb_rxq_handler_slowpath(struct qed_hwfn *p_hwfn,
+ struct core_rx_slow_path_cqe *p_cqe)
+{
+ struct ooo_opaque *iscsi_ooo;
+ u32 cid;
+
+ if (p_cqe->ramrod_cmd_id != CORE_RAMROD_RX_QUEUE_FLUSH)
+ return false;
+
+ iscsi_ooo = (struct ooo_opaque *)&p_cqe->opaque_data;
+ if (iscsi_ooo->ooo_opcode != TCP_EVENT_DELETE_ISLES)
+ return false;
+
+ /* Need to make a flush */
+ cid = le32_to_cpu(iscsi_ooo->cid);
+ qed_ooo_release_connection_isles(p_hwfn, p_hwfn->p_ooo_info, cid);
+
+ return true;
}
static int qed_ll2_lb_rxq_handler(struct qed_hwfn *p_hwfn,
@@ -617,6 +647,11 @@ static int qed_ll2_lb_rxq_handler(struct qed_hwfn *p_hwfn,
cq_old_idx = qed_chain_get_cons_idx(&p_rx->rcq_chain);
cqe_type = cqe->rx_cqe_sp.type;
+ if (cqe_type == CORE_RX_CQE_TYPE_SLOW_PATH)
+ if (qed_ll2_lb_rxq_handler_slowpath(p_hwfn,
+ &cqe->rx_cqe_sp))
+ continue;
+
if (cqe_type != CORE_RX_CQE_TYPE_REGULAR) {
DP_NOTICE(p_hwfn,
"Got a non-regular LB LL2 completion [type 0x%02x]\n",
@@ -794,6 +829,9 @@ static int qed_ll2_lb_rxq_completion(struct qed_hwfn *p_hwfn, void *p_cookie)
struct qed_ll2_info *p_ll2_conn = (struct qed_ll2_info *)p_cookie;
int rc;
+ if (!QED_LL2_RX_REGISTERED(p_ll2_conn))
+ return 0;
+
rc = qed_ll2_lb_rxq_handler(p_hwfn, p_ll2_conn);
if (rc)
return rc;
@@ -814,6 +852,9 @@ static int qed_ll2_lb_txq_completion(struct qed_hwfn *p_hwfn, void *p_cookie)
u16 new_idx = 0, num_bds = 0;
int rc;
+ if (!QED_LL2_TX_REGISTERED(p_ll2_conn))
+ return 0;
+
new_idx = le16_to_cpu(*p_tx->p_fw_cons);
num_bds = ((s16)new_idx - (s16)p_tx->bds_idx);
@@ -1867,17 +1908,25 @@ int qed_ll2_terminate_connection(void *cxt, u8 connection_handle)
/* Stop Tx & Rx of connection, if needed */
if (QED_LL2_TX_REGISTERED(p_ll2_conn)) {
+ p_ll2_conn->tx_queue.b_cb_registred = false;
+ smp_wmb(); /* Make sure this is seen by ll2_lb_rxq_completion */
rc = qed_sp_ll2_tx_queue_stop(p_hwfn, p_ll2_conn);
if (rc)
goto out;
+
qed_ll2_txq_flush(p_hwfn, connection_handle);
+ qed_int_unregister_cb(p_hwfn, p_ll2_conn->tx_queue.tx_sb_index);
}
if (QED_LL2_RX_REGISTERED(p_ll2_conn)) {
+ p_ll2_conn->rx_queue.b_cb_registred = false;
+ smp_wmb(); /* Make sure this is seen by ll2_lb_rxq_completion */
rc = qed_sp_ll2_rx_queue_stop(p_hwfn, p_ll2_conn);
if (rc)
goto out;
+
qed_ll2_rxq_flush(p_hwfn, connection_handle);
+ qed_int_unregister_cb(p_hwfn, p_ll2_conn->rx_queue.rx_sb_index);
}
if (p_ll2_conn->input.conn_type == QED_LL2_TYPE_OOO)
@@ -1925,16 +1974,6 @@ void qed_ll2_release_connection(void *cxt, u8 connection_handle)
if (!p_ll2_conn)
return;
- if (QED_LL2_RX_REGISTERED(p_ll2_conn)) {
- p_ll2_conn->rx_queue.b_cb_registred = false;
- qed_int_unregister_cb(p_hwfn, p_ll2_conn->rx_queue.rx_sb_index);
- }
-
- if (QED_LL2_TX_REGISTERED(p_ll2_conn)) {
- p_ll2_conn->tx_queue.b_cb_registred = false;
- qed_int_unregister_cb(p_hwfn, p_ll2_conn->tx_queue.tx_sb_index);
- }
-
kfree(p_ll2_conn->tx_queue.descq_mem);
qed_chain_free(p_hwfn->cdev, &p_ll2_conn->tx_queue.txq_chain);
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index a01e7d6e5442..f6655e251bbd 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -1066,13 +1066,12 @@ static void __qede_remove(struct pci_dev *pdev, enum qede_remove_mode mode)
DP_INFO(edev, "Starting qede_remove\n");
+ qede_rdma_dev_remove(edev);
unregister_netdev(ndev);
cancel_delayed_work_sync(&edev->sp_task);
qede_ptp_disable(edev);
- qede_rdma_dev_remove(edev);
-
edev->ops->common->set_power_state(cdev, PCI_D0);
pci_set_drvdata(pdev, NULL);
diff --git a/drivers/net/ethernet/renesas/sh_eth.h b/drivers/net/ethernet/renesas/sh_eth.h
index a5b792ce2ae7..1bf930d4a1e5 100644
--- a/drivers/net/ethernet/renesas/sh_eth.h
+++ b/drivers/net/ethernet/renesas/sh_eth.h
@@ -163,7 +163,7 @@ enum {
};
/* Driver's parameters */
-#if defined(CONFIG_CPU_SH4) || defined(CONFIG_ARCH_SHMOBILE)
+#if defined(CONFIG_CPU_SH4) || defined(CONFIG_ARCH_RENESAS)
#define SH_ETH_RX_ALIGN 32
#else
#define SH_ETH_RX_ALIGN 2
diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c
index 450eec264a5e..4377c26f714d 100644
--- a/drivers/net/ipvlan/ipvlan_main.c
+++ b/drivers/net/ipvlan/ipvlan_main.c
@@ -792,8 +792,10 @@ static int ipvlan_device_event(struct notifier_block *unused,
break;
case NETDEV_CHANGEADDR:
- list_for_each_entry(ipvlan, &port->ipvlans, pnode)
+ list_for_each_entry(ipvlan, &port->ipvlans, pnode) {
ether_addr_copy(ipvlan->dev->dev_addr, dev->dev_addr);
+ call_netdevice_notifiers(NETDEV_CHANGEADDR, ipvlan->dev);
+ }
break;
case NETDEV_PRE_TYPE_CHANGE:
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index f41b224a9cdb..ab195f0916d6 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -573,9 +573,40 @@ static int ksz9031_config_init(struct phy_device *phydev)
ksz9031_of_load_skew_values(phydev, of_node,
MII_KSZ9031RN_TX_DATA_PAD_SKEW, 4,
tx_data_skews, 4);
+
+ /* Silicon Errata Sheet (DS80000691D or DS80000692D):
+ * When the device links in the 1000BASE-T slave mode only,
+ * the optional 125MHz reference output clock (CLK125_NDO)
+ * has wide duty cycle variation.
+ *
+ * The optional CLK125_NDO clock does not meet the RGMII
+ * 45/55 percent (min/max) duty cycle requirement and therefore
+ * cannot be used directly by the MAC side for clocking
+ * applications that have setup/hold time requirements on
+ * rising and falling clock edges.
+ *
+ * Workaround:
+ * Force the phy to be the master to receive a stable clock
+ * which meets the duty cycle requirement.
+ */
+ if (of_property_read_bool(of_node, "micrel,force-master")) {
+ result = phy_read(phydev, MII_CTRL1000);
+ if (result < 0)
+ goto err_force_master;
+
+ /* enable master mode, config & prefer master */
+ result |= CTL1000_ENABLE_MASTER | CTL1000_AS_MASTER;
+ result = phy_write(phydev, MII_CTRL1000, result);
+ if (result < 0)
+ goto err_force_master;
+ }
}
return ksz9031_center_flp_timing(phydev);
+
+err_force_master:
+ phydev_err(phydev, "failed to force the phy to master mode\n");
+ return result;
}
#define KSZ8873MLL_GLOBAL_CONTROL_4 0x06
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index ef33950a45d9..d45ac37e1287 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -681,15 +681,6 @@ static void tun_queue_purge(struct tun_file *tfile)
skb_queue_purge(&tfile->sk.sk_error_queue);
}
-static void tun_cleanup_tx_ring(struct tun_file *tfile)
-{
- if (tfile->tx_ring.queue) {
- ptr_ring_cleanup(&tfile->tx_ring, tun_ptr_free);
- xdp_rxq_info_unreg(&tfile->xdp_rxq);
- memset(&tfile->tx_ring, 0, sizeof(tfile->tx_ring));
- }
-}
-
static void __tun_detach(struct tun_file *tfile, bool clean)
{
struct tun_file *ntfile;
@@ -736,7 +727,9 @@ static void __tun_detach(struct tun_file *tfile, bool clean)
tun->dev->reg_state == NETREG_REGISTERED)
unregister_netdevice(tun->dev);
}
- tun_cleanup_tx_ring(tfile);
+ if (tun)
+ xdp_rxq_info_unreg(&tfile->xdp_rxq);
+ ptr_ring_cleanup(&tfile->tx_ring, tun_ptr_free);
sock_put(&tfile->sk);
}
}
@@ -783,14 +776,14 @@ static void tun_detach_all(struct net_device *dev)
tun_napi_del(tun, tfile);
/* Drop read queue */
tun_queue_purge(tfile);
+ xdp_rxq_info_unreg(&tfile->xdp_rxq);
sock_put(&tfile->sk);
- tun_cleanup_tx_ring(tfile);
}
list_for_each_entry_safe(tfile, tmp, &tun->disabled, next) {
tun_enable_queue(tfile);
tun_queue_purge(tfile);
+ xdp_rxq_info_unreg(&tfile->xdp_rxq);
sock_put(&tfile->sk);
- tun_cleanup_tx_ring(tfile);
}
BUG_ON(tun->numdisabled != 0);
@@ -834,7 +827,8 @@ static int tun_attach(struct tun_struct *tun, struct file *file,
}
if (!tfile->detached &&
- ptr_ring_init(&tfile->tx_ring, dev->tx_queue_len, GFP_KERNEL)) {
+ ptr_ring_resize(&tfile->tx_ring, dev->tx_queue_len,
+ GFP_KERNEL, tun_ptr_free)) {
err = -ENOMEM;
goto out;
}
@@ -3219,6 +3213,11 @@ static int tun_chr_open(struct inode *inode, struct file * file)
&tun_proto, 0);
if (!tfile)
return -ENOMEM;
+ if (ptr_ring_init(&tfile->tx_ring, 0, GFP_KERNEL)) {
+ sk_free(&tfile->sk);
+ return -ENOMEM;
+ }
+
RCU_INIT_POINTER(tfile->tun, NULL);
tfile->flags = 0;
tfile->ifindex = 0;
@@ -3239,8 +3238,6 @@ static int tun_chr_open(struct inode *inode, struct file * file)
sock_set_flag(&tfile->sk, SOCK_ZEROCOPY);
- memset(&tfile->tx_ring, 0, sizeof(tfile->tx_ring));
-
return 0;
}
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 9ebe2a689966..27a9bb8c9611 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -369,6 +369,11 @@ vmxnet3_tq_tx_complete(struct vmxnet3_tx_queue *tq,
gdesc = tq->comp_ring.base + tq->comp_ring.next2proc;
while (VMXNET3_TCD_GET_GEN(&gdesc->tcd) == tq->comp_ring.gen) {
+ /* Prevent any &gdesc->tcd field from being (speculatively)
+ * read before (&gdesc->tcd)->gen is read.
+ */
+ dma_rmb();
+
completed += vmxnet3_unmap_pkt(VMXNET3_TCD_GET_TXIDX(
&gdesc->tcd), tq, adapter->pdev,
adapter);
@@ -1103,6 +1108,11 @@ vmxnet3_tq_xmit(struct sk_buff *skb, struct vmxnet3_tx_queue *tq,
gdesc->txd.tci = skb_vlan_tag_get(skb);
}
+ /* Ensure that the write to (&gdesc->txd)->gen will be observed after
+ * all other writes to &gdesc->txd.
+ */
+ dma_wmb();
+
/* finally flips the GEN bit of the SOP desc. */
gdesc->dword[2] = cpu_to_le32(le32_to_cpu(gdesc->dword[2]) ^
VMXNET3_TXD_GEN);
@@ -1298,6 +1308,12 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
*/
break;
}
+
+ /* Prevent any rcd field from being (speculatively) read before
+ * rcd->gen is read.
+ */
+ dma_rmb();
+
BUG_ON(rcd->rqID != rq->qid && rcd->rqID != rq->qid2 &&
rcd->rqID != rq->dataRingQid);
idx = rcd->rxdIdx;
@@ -1528,6 +1544,12 @@ rcd_done:
ring->next2comp = idx;
num_to_alloc = vmxnet3_cmd_ring_desc_avail(ring);
ring = rq->rx_ring + ring_idx;
+
+ /* Ensure that the writes to rxd->gen bits will be observed
+ * after all other writes to rxd objects.
+ */
+ dma_wmb();
+
while (num_to_alloc) {
vmxnet3_getRxDesc(rxd, &ring->base[ring->next2fill].rxd,
&rxCmdDesc);
@@ -2688,7 +2710,7 @@ vmxnet3_set_mac_addr(struct net_device *netdev, void *p)
/* ==================== initialization and cleanup routines ============ */
static int
-vmxnet3_alloc_pci_resources(struct vmxnet3_adapter *adapter, bool *dma64)
+vmxnet3_alloc_pci_resources(struct vmxnet3_adapter *adapter)
{
int err;
unsigned long mmio_start, mmio_len;
@@ -2700,30 +2722,12 @@ vmxnet3_alloc_pci_resources(struct vmxnet3_adapter *adapter, bool *dma64)
return err;
}
- if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) == 0) {
- if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) {
- dev_err(&pdev->dev,
- "pci_set_consistent_dma_mask failed\n");
- err = -EIO;
- goto err_set_mask;
- }
- *dma64 = true;
- } else {
- if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
- dev_err(&pdev->dev,
- "pci_set_dma_mask failed\n");
- err = -EIO;
- goto err_set_mask;
- }
- *dma64 = false;
- }
-
err = pci_request_selected_regions(pdev, (1 << 2) - 1,
vmxnet3_driver_name);
if (err) {
dev_err(&pdev->dev,
"Failed to request region for adapter: error %d\n", err);
- goto err_set_mask;
+ goto err_enable_device;
}
pci_set_master(pdev);
@@ -2751,7 +2755,7 @@ err_bar1:
iounmap(adapter->hw_addr0);
err_ioremap:
pci_release_selected_regions(pdev, (1 << 2) - 1);
-err_set_mask:
+err_enable_device:
pci_disable_device(pdev);
return err;
}
@@ -3254,7 +3258,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
#endif
};
int err;
- bool dma64 = false; /* stupid gcc */
+ bool dma64;
u32 ver;
struct net_device *netdev;
struct vmxnet3_adapter *adapter;
@@ -3300,6 +3304,24 @@ vmxnet3_probe_device(struct pci_dev *pdev,
adapter->rx_ring_size = VMXNET3_DEF_RX_RING_SIZE;
adapter->rx_ring2_size = VMXNET3_DEF_RX_RING2_SIZE;
+ if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) == 0) {
+ if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) {
+ dev_err(&pdev->dev,
+ "pci_set_consistent_dma_mask failed\n");
+ err = -EIO;
+ goto err_set_mask;
+ }
+ dma64 = true;
+ } else {
+ if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
+ dev_err(&pdev->dev,
+ "pci_set_dma_mask failed\n");
+ err = -EIO;
+ goto err_set_mask;
+ }
+ dma64 = false;
+ }
+
spin_lock_init(&adapter->cmd_lock);
adapter->adapter_pa = dma_map_single(&adapter->pdev->dev, adapter,
sizeof(struct vmxnet3_adapter),
@@ -3307,7 +3329,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
if (dma_mapping_error(&adapter->pdev->dev, adapter->adapter_pa)) {
dev_err(&pdev->dev, "Failed to map dma\n");
err = -EFAULT;
- goto err_dma_map;
+ goto err_set_mask;
}
adapter->shared = dma_alloc_coherent(
&adapter->pdev->dev,
@@ -3358,7 +3380,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
}
#endif /* VMXNET3_RSS */
- err = vmxnet3_alloc_pci_resources(adapter, &dma64);
+ err = vmxnet3_alloc_pci_resources(adapter);
if (err < 0)
goto err_alloc_pci;
@@ -3504,7 +3526,7 @@ err_alloc_queue_desc:
err_alloc_shared:
dma_unmap_single(&adapter->pdev->dev, adapter->adapter_pa,
sizeof(struct vmxnet3_adapter), PCI_DMA_TODEVICE);
-err_dma_map:
+err_set_mask:
free_netdev(netdev);
return err;
}
diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h
index a3326463b71f..a2c554f8a61b 100644
--- a/drivers/net/vmxnet3/vmxnet3_int.h
+++ b/drivers/net/vmxnet3/vmxnet3_int.h
@@ -69,10 +69,12 @@
/*
* Version numbers
*/
-#define VMXNET3_DRIVER_VERSION_STRING "1.4.14.0-k"
+#define VMXNET3_DRIVER_VERSION_STRING "1.4.16.0-k"
-/* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */
-#define VMXNET3_DRIVER_VERSION_NUM 0x01040e00
+/* Each byte of this 32-bit integer encodes a version number in
+ * VMXNET3_DRIVER_VERSION_STRING.
+ */
+#define VMXNET3_DRIVER_VERSION_NUM 0x01041000
#if defined(CONFIG_PCI_MSI)
/* RSS only makes sense if MSI-X is supported. */