The patch titled
netpoll: zap_completion_queue: adjust skb->users counter
has been added to the -mm tree. Its filename is
netpoll-zap_completion_queue-adjust-skb-users-counter.patch
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------------------------------------------------------
Subject: netpoll: zap_completion_queue: adjust skb->users counter
From: Jarek Poplawski <jarkao2@xxxxxxxxx>
zap_completion_queue() retrieves skbs from completion_queue where they have
zero skb->users counter. Before dev_kfree_skb_any() it should be non-zero
yet, so it's increased now.
Reported-and-tested-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Jarek Poplawski <jarkao2@xxxxxxxxx>
Cc: Stephen Hemminger <shemminger@xxxxxxxx>
Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
net/core/netpoll.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff -puN net/core/netpoll.c~netpoll-zap_completion_queue-adjust-skb-users-counter net/core/netpoll.c
--- a/net/core/netpoll.c~netpoll-zap_completion_queue-adjust-skb-users-counter
+++ a/net/core/netpoll.c
@@ -215,10 +215,12 @@ static void zap_completion_queue(void)
while (clist != NULL) {
struct sk_buff *skb = clist;
clist = clist->next;
- if (skb->destructor)
+ if (skb->destructor) {
+ atomic_inc(&skb->users);
dev_kfree_skb_any(skb); /* put this one back */
- else
+ } else {
__kfree_skb(skb);
+ }
}
}
_
Patches currently in -mm which might be from jarkao2@xxxxxxxxx are
netpoll-zap_completion_queue-adjust-skb-users-counter.patch
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