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-rw-r--r--net/core/dev.c11
-rw-r--r--net/core/ethtool.c30
-rw-r--r--net/core/flow.c4
-rw-r--r--net/core/neighbour.c29
-rw-r--r--net/core/skbuff.c3
5 files changed, 55 insertions, 22 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index a3d8d44cb7f4..26755dd40daa 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3580,8 +3580,15 @@ ncls:
}
}
- if (vlan_tx_nonzero_tag_present(skb))
- skb->pkt_type = PACKET_OTHERHOST;
+ if (unlikely(vlan_tx_tag_present(skb))) {
+ if (vlan_tx_tag_get_id(skb))
+ skb->pkt_type = PACKET_OTHERHOST;
+ /* Note: we might in the future use prio bits
+ * and set skb->priority like in vlan_do_receive()
+ * For the time being, just ignore Priority Code Point
+ */
+ skb->vlan_tci = 0;
+ }
/* deliver only exact match when indicated */
null_or_dev = deliver_exact ? skb->dev : NULL;
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index ab5fa6336c84..78e9d9223e40 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -279,11 +279,16 @@ static u32 __ethtool_get_flags(struct net_device *dev)
{
u32 flags = 0;
- if (dev->features & NETIF_F_LRO) flags |= ETH_FLAG_LRO;
- if (dev->features & NETIF_F_HW_VLAN_CTAG_RX) flags |= ETH_FLAG_RXVLAN;
- if (dev->features & NETIF_F_HW_VLAN_CTAG_TX) flags |= ETH_FLAG_TXVLAN;
- if (dev->features & NETIF_F_NTUPLE) flags |= ETH_FLAG_NTUPLE;
- if (dev->features & NETIF_F_RXHASH) flags |= ETH_FLAG_RXHASH;
+ if (dev->features & NETIF_F_LRO)
+ flags |= ETH_FLAG_LRO;
+ if (dev->features & NETIF_F_HW_VLAN_CTAG_RX)
+ flags |= ETH_FLAG_RXVLAN;
+ if (dev->features & NETIF_F_HW_VLAN_CTAG_TX)
+ flags |= ETH_FLAG_TXVLAN;
+ if (dev->features & NETIF_F_NTUPLE)
+ flags |= ETH_FLAG_NTUPLE;
+ if (dev->features & NETIF_F_RXHASH)
+ flags |= ETH_FLAG_RXHASH;
return flags;
}
@@ -295,11 +300,16 @@ static int __ethtool_set_flags(struct net_device *dev, u32 data)
if (data & ~ETH_ALL_FLAGS)
return -EINVAL;
- if (data & ETH_FLAG_LRO) features |= NETIF_F_LRO;
- if (data & ETH_FLAG_RXVLAN) features |= NETIF_F_HW_VLAN_CTAG_RX;
- if (data & ETH_FLAG_TXVLAN) features |= NETIF_F_HW_VLAN_CTAG_TX;
- if (data & ETH_FLAG_NTUPLE) features |= NETIF_F_NTUPLE;
- if (data & ETH_FLAG_RXHASH) features |= NETIF_F_RXHASH;
+ if (data & ETH_FLAG_LRO)
+ features |= NETIF_F_LRO;
+ if (data & ETH_FLAG_RXVLAN)
+ features |= NETIF_F_HW_VLAN_CTAG_RX;
+ if (data & ETH_FLAG_TXVLAN)
+ features |= NETIF_F_HW_VLAN_CTAG_TX;
+ if (data & ETH_FLAG_NTUPLE)
+ features |= NETIF_F_NTUPLE;
+ if (data & ETH_FLAG_RXHASH)
+ features |= NETIF_F_RXHASH;
/* allow changing only bits set in hw_features */
changed = (features ^ dev->features) & ETH_ALL_FEATURES;
diff --git a/net/core/flow.c b/net/core/flow.c
index 7102f166482d..dfa602ceb8cd 100644
--- a/net/core/flow.c
+++ b/net/core/flow.c
@@ -403,7 +403,7 @@ void flow_cache_flush_deferred(void)
schedule_work(&flow_cache_flush_work);
}
-static int __cpuinit flow_cache_cpu_prepare(struct flow_cache *fc, int cpu)
+static int flow_cache_cpu_prepare(struct flow_cache *fc, int cpu)
{
struct flow_cache_percpu *fcp = per_cpu_ptr(fc->percpu, cpu);
size_t sz = sizeof(struct hlist_head) * flow_cache_hash_size(fc);
@@ -421,7 +421,7 @@ static int __cpuinit flow_cache_cpu_prepare(struct flow_cache *fc, int cpu)
return 0;
}
-static int __cpuinit flow_cache_cpu(struct notifier_block *nfb,
+static int flow_cache_cpu(struct notifier_block *nfb,
unsigned long action,
void *hcpu)
{
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index b7de821f98df..9232c68941ab 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -2767,6 +2767,7 @@ EXPORT_SYMBOL(neigh_app_ns);
#ifdef CONFIG_SYSCTL
static int zero;
+static int int_max = INT_MAX;
static int unres_qlen_max = INT_MAX / SKB_TRUESIZE(ETH_FRAME_LEN);
static int proc_unres_qlen(struct ctl_table *ctl, int write,
@@ -2819,19 +2820,25 @@ static struct neigh_sysctl_table {
.procname = "mcast_solicit",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec,
+ .extra1 = &zero,
+ .extra2 = &int_max,
+ .proc_handler = proc_dointvec_minmax,
},
[NEIGH_VAR_UCAST_PROBE] = {
.procname = "ucast_solicit",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec,
+ .extra1 = &zero,
+ .extra2 = &int_max,
+ .proc_handler = proc_dointvec_minmax,
},
[NEIGH_VAR_APP_PROBE] = {
.procname = "app_solicit",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec,
+ .extra1 = &zero,
+ .extra2 = &int_max,
+ .proc_handler = proc_dointvec_minmax,
},
[NEIGH_VAR_RETRANS_TIME] = {
.procname = "retrans_time",
@@ -2874,7 +2881,9 @@ static struct neigh_sysctl_table {
.procname = "proxy_qlen",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec,
+ .extra1 = &zero,
+ .extra2 = &int_max,
+ .proc_handler = proc_dointvec_minmax,
},
[NEIGH_VAR_ANYCAST_DELAY] = {
.procname = "anycast_delay",
@@ -2916,19 +2925,25 @@ static struct neigh_sysctl_table {
.procname = "gc_thresh1",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec,
+ .extra1 = &zero,
+ .extra2 = &int_max,
+ .proc_handler = proc_dointvec_minmax,
},
[NEIGH_VAR_GC_THRESH2] = {
.procname = "gc_thresh2",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec,
+ .extra1 = &zero,
+ .extra2 = &int_max,
+ .proc_handler = proc_dointvec_minmax,
},
[NEIGH_VAR_GC_THRESH3] = {
.procname = "gc_thresh3",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec,
+ .extra1 = &zero,
+ .extra2 = &int_max,
+ .proc_handler = proc_dointvec_minmax,
},
{},
},
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 20e02d2605ec..3df4d4ccf440 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -309,7 +309,8 @@ EXPORT_SYMBOL(__alloc_skb);
* @frag_size: size of fragment, or 0 if head was kmalloced
*
* Allocate a new &sk_buff. Caller provides space holding head and
- * skb_shared_info. @data must have been allocated by kmalloc()
+ * skb_shared_info. @data must have been allocated by kmalloc() only if
+ * @frag_size is 0, otherwise data should come from the page allocator.
* The return is the new skb buffer.
* On a failure the return is %NULL, and @data is not freed.
* Notes :
generated by cgit v1.2.3-70-g09d2 (git 2.48.1) at 2025-03-19 17:14:53 +0000