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-rw-r--r--net/core/dev.c9
-rw-r--r--net/core/dev_addr_lists.c4
-rw-r--r--net/core/fib_rules.c1
-rw-r--r--net/core/flow.c12
-rw-r--r--net/core/neighbour.c11
-rw-r--r--net/core/net-sysfs.c8
-rw-r--r--net/core/net-traces.c1
-rw-r--r--net/core/net_namespace.c1
-rw-r--r--net/core/netevent.c1
-rw-r--r--net/core/netpoll.c1
-rw-r--r--net/core/request_sock.c7
-rw-r--r--net/core/secure_seq.c2
-rw-r--r--net/core/skbuff.c3
-rw-r--r--net/core/sock.c6
-rw-r--r--net/core/timestamping.c1
-rw-r--r--net/core/user_dma.c1
16 files changed, 49 insertions, 20 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 6ba50a1e404..5a13edfc9f7 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1396,7 +1396,7 @@ rollback:
for_each_net(net) {
for_each_netdev(net, dev) {
if (dev == last)
- break;
+ goto outroll;
if (dev->flags & IFF_UP) {
nb->notifier_call(nb, NETDEV_GOING_DOWN, dev);
@@ -1407,6 +1407,7 @@ rollback:
}
}
+outroll:
raw_notifier_chain_unregister(&netdev_chain, nb);
goto unlock;
}
@@ -4282,6 +4283,12 @@ static int dev_seq_open(struct inode *inode, struct file *file)
sizeof(struct dev_iter_state));
}
+int dev_seq_open_ops(struct inode *inode, struct file *file,
+ const struct seq_operations *ops)
+{
+ return seq_open_net(inode, file, ops, sizeof(struct dev_iter_state));
+}
+
static const struct file_operations dev_seq_fops = {
.owner = THIS_MODULE,
.open = dev_seq_open,
diff --git a/net/core/dev_addr_lists.c b/net/core/dev_addr_lists.c
index 283d1b86387..febba516db6 100644
--- a/net/core/dev_addr_lists.c
+++ b/net/core/dev_addr_lists.c
@@ -13,6 +13,7 @@
#include <linux/netdevice.h>
#include <linux/rtnetlink.h>
+#include <linux/export.h>
#include <linux/list.h>
#include <linux/proc_fs.h>
@@ -695,8 +696,7 @@ static const struct seq_operations dev_mc_seq_ops = {
static int dev_mc_seq_open(struct inode *inode, struct file *file)
{
- return seq_open_net(inode, file, &dev_mc_seq_ops,
- sizeof(struct seq_net_private));
+ return dev_seq_open_ops(inode, file, &dev_mc_seq_ops);
}
static const struct file_operations dev_mc_seq_fops = {
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 57e8f95110e..c02e63c908d 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -12,6 +12,7 @@
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/list.h>
+#include <linux/module.h>
#include <net/net_namespace.h>
#include <net/sock.h>
#include <net/fib_rules.h>
diff --git a/net/core/flow.c b/net/core/flow.c
index 8ae42de9c79..e318c7e9804 100644
--- a/net/core/flow.c
+++ b/net/core/flow.c
@@ -358,6 +358,18 @@ void flow_cache_flush(void)
put_online_cpus();
}
+static void flow_cache_flush_task(struct work_struct *work)
+{
+ flow_cache_flush();
+}
+
+static DECLARE_WORK(flow_cache_flush_work, flow_cache_flush_task);
+
+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)
{
struct flow_cache_percpu *fcp = per_cpu_ptr(fc->percpu, cpu);
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 909ecb3c2a3..5ac07d31fbc 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -872,12 +872,8 @@ static void neigh_timer_handler(unsigned long arg)
now = jiffies;
next = now + HZ;
- if (!(state & NUD_IN_TIMER)) {
-#ifndef CONFIG_SMP
- printk(KERN_WARNING "neigh: timer & !nud_in_timer\n");
-#endif
+ if (!(state & NUD_IN_TIMER))
goto out;
- }
if (state & NUD_REACHABLE) {
if (time_before_eq(now,
@@ -2401,7 +2397,10 @@ static struct pneigh_entry *pneigh_get_next(struct seq_file *seq,
struct net *net = seq_file_net(seq);
struct neigh_table *tbl = state->tbl;
- pn = pn->next;
+ do {
+ pn = pn->next;
+ } while (pn && !net_eq(pneigh_net(pn), net));
+
while (!pn) {
if (++state->bucket > PNEIGH_HASHMASK)
break;
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 7604a635376..385aefe5364 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -20,6 +20,7 @@
#include <linux/rtnetlink.h>
#include <linux/wireless.h>
#include <linux/vmalloc.h>
+#include <linux/export.h>
#include <net/wext.h>
#include "net-sysfs.h"
@@ -664,11 +665,14 @@ static ssize_t store_rps_dev_flow_table_cnt(struct netdev_rx_queue *queue,
if (count) {
int i;
- if (count > 1<<30) {
+ if (count > INT_MAX)
+ return -EINVAL;
+ count = roundup_pow_of_two(count);
+ if (count > (ULONG_MAX - sizeof(struct rps_dev_flow_table))
+ / sizeof(struct rps_dev_flow)) {
/* Enforce a limit to prevent overflow */
return -EINVAL;
}
- count = roundup_pow_of_two(count);
table = vmalloc(RPS_DEV_FLOW_TABLE_SIZE(count));
if (!table)
return -ENOMEM;
diff --git a/net/core/net-traces.c b/net/core/net-traces.c
index 52380b1d552..ba3c0120786 100644
--- a/net/core/net-traces.c
+++ b/net/core/net-traces.c
@@ -11,6 +11,7 @@
#include <linux/inetdevice.h>
#include <linux/inet.h>
#include <linux/interrupt.h>
+#include <linux/export.h>
#include <linux/netpoll.h>
#include <linux/sched.h>
#include <linux/delay.h>
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 5bbdbf0d366..aefcd7acbff 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -10,6 +10,7 @@
#include <linux/nsproxy.h>
#include <linux/proc_fs.h>
#include <linux/file.h>
+#include <linux/export.h>
#include <net/net_namespace.h>
#include <net/netns/generic.h>
diff --git a/net/core/netevent.c b/net/core/netevent.c
index 865f0ceb81f..f17ccd291d3 100644
--- a/net/core/netevent.c
+++ b/net/core/netevent.c
@@ -15,6 +15,7 @@
#include <linux/rtnetlink.h>
#include <linux/notifier.h>
+#include <linux/export.h>
#include <net/netevent.h>
static ATOMIC_NOTIFIER_HEAD(netevent_notif_chain);
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index f57d94627a2..cf64c1ffa4c 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -23,6 +23,7 @@
#include <linux/rcupdate.h>
#include <linux/workqueue.h>
#include <linux/slab.h>
+#include <linux/export.h>
#include <net/tcp.h>
#include <net/udp.h>
#include <asm/unaligned.h>
diff --git a/net/core/request_sock.c b/net/core/request_sock.c
index 182236b2510..9b570a6a33c 100644
--- a/net/core/request_sock.c
+++ b/net/core/request_sock.c
@@ -26,10 +26,11 @@
* but then some measure against one socket starving all other sockets
* would be needed.
*
- * It was 128 by default. Experiments with real servers show, that
+ * The minimum value of it is 128. Experiments with real servers show that
* it is absolutely not enough even at 100conn/sec. 256 cures most
- * of problems. This value is adjusted to 128 for very small machines
- * (<=32Mb of memory) and to 1024 on normal or better ones (>=256Mb).
+ * of problems.
+ * This value is adjusted to 128 for low memory machines,
+ * and it will increase in proportion to the memory of machine.
* Note : Dont forget somaxconn that may limit backlog too.
*/
int sysctl_max_syn_backlog = 256;
diff --git a/net/core/secure_seq.c b/net/core/secure_seq.c
index 025233de25f..925991ae6f5 100644
--- a/net/core/secure_seq.c
+++ b/net/core/secure_seq.c
@@ -19,6 +19,7 @@ static int __init net_secret_init(void)
}
late_initcall(net_secret_init);
+#ifdef CONFIG_INET
static u32 seq_scale(u32 seq)
{
/*
@@ -33,6 +34,7 @@ static u32 seq_scale(u32 seq)
*/
return seq + (ktime_to_ns(ktime_get_real()) >> 6);
}
+#endif
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
__u32 secure_tcpv6_sequence_number(const __be32 *saddr, const __be32 *daddr,
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index ca4db40e75b..3c30ee4a571 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -189,6 +189,7 @@ struct sk_buff *__alloc_skb(unsigned int size, gfp_t gfp_mask,
* aligned memory blocks, unless SLUB/SLAB debug is enabled.
* Both skb->head and skb_shared_info are cache line aligned.
*/
+ size = SKB_DATA_ALIGN(size);
size += SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
data = kmalloc_node_track_caller(size, gfp_mask, node);
if (!data)
@@ -2229,7 +2230,7 @@ static int skb_prepare_for_shift(struct sk_buff *skb)
* @shiftlen: shift up to this many bytes
*
* Attempts to shift up to shiftlen worth of bytes, which may be less than
- * the length of the skb, from tgt to skb. Returns number bytes shifted.
+ * the length of the skb, from skb to tgt. Returns number bytes shifted.
* It's up to caller to free skb if everything was shifted.
*
* If @tgt runs out of frags, the whole operation is aborted.
diff --git a/net/core/sock.c b/net/core/sock.c
index 4ed7b1d12f5..b23f174ab84 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -288,11 +288,7 @@ int sock_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
unsigned long flags;
struct sk_buff_head *list = &sk->sk_receive_queue;
- /* Cast sk->rcvbuf to unsigned... It's pointless, but reduces
- number of warnings when compiling with -W --ANK
- */
- if (atomic_read(&sk->sk_rmem_alloc) + skb->truesize >=
- (unsigned)sk->sk_rcvbuf) {
+ if (atomic_read(&sk->sk_rmem_alloc) >= sk->sk_rcvbuf) {
atomic_inc(&sk->sk_drops);
trace_sock_rcvqueue_full(sk, skb);
return -ENOMEM;
diff --git a/net/core/timestamping.c b/net/core/timestamping.c
index 82fb28857b6..661b5a40ec1 100644
--- a/net/core/timestamping.c
+++ b/net/core/timestamping.c
@@ -21,6 +21,7 @@
#include <linux/phy.h>
#include <linux/ptp_classify.h>
#include <linux/skbuff.h>
+#include <linux/export.h>
static struct sock_filter ptp_filter[] = {
PTP_FILTER
diff --git a/net/core/user_dma.c b/net/core/user_dma.c
index 2d7cf3d52b4..1b5fefdb819 100644
--- a/net/core/user_dma.c
+++ b/net/core/user_dma.c
@@ -27,6 +27,7 @@
#include <linux/dmaengine.h>
#include <linux/socket.h>
+#include <linux/export.h>
#include <net/tcp.h>
#include <net/netdma.h>
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-04-11 11:40:22 +0000