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* [PATCH net] tcp: add a missing sk_defer_free_flush() in tcp_splice_read()
@ 2022-01-20 12:45 Eric Dumazet
  2022-01-21  6:00 ` patchwork-bot+netdevbpf
  0 siblings, 1 reply; 2+ messages in thread
From: Eric Dumazet @ 2022-01-20 12:45 UTC (permalink / raw)
  To: David S . Miller, Jakub Kicinski
  Cc: netdev, Eric Dumazet, Eric Dumazet, Gal Pressman

From: Eric Dumazet <edumazet@google.com>

Without it, splice users can hit the warning
added in commit 79074a72d335 ("net: Flush deferred skb free on socket destroy")

Fixes: f35f821935d8 ("tcp: defer skb freeing after socket lock is released")
Fixes: 79074a72d335 ("net: Flush deferred skb free on socket destroy")
Suggested-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Gal Pressman <gal@nvidia.com>
---
 net/ipv4/tcp.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 3b75836db19b07b0f178ef4457bda0ec641fd40d..78e81465f5f3632f54093495d2f2a064e60c7237 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -842,6 +842,7 @@ ssize_t tcp_splice_read(struct socket *sock, loff_t *ppos,
 	}
 
 	release_sock(sk);
+	sk_defer_free_flush(sk);
 
 	if (spliced)
 		return spliced;
-- 
2.34.1.703.g22d0c6ccf7-goog


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH net] tcp: add a missing sk_defer_free_flush() in tcp_splice_read()
  2022-01-20 12:45 [PATCH net] tcp: add a missing sk_defer_free_flush() in tcp_splice_read() Eric Dumazet
@ 2022-01-21  6:00 ` patchwork-bot+netdevbpf
  0 siblings, 0 replies; 2+ messages in thread
From: patchwork-bot+netdevbpf @ 2022-01-21  6:00 UTC (permalink / raw)
  To: Eric Dumazet; +Cc: davem, kuba, netdev, edumazet, gal

Hello:

This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@kernel.org>:

On Thu, 20 Jan 2022 04:45:30 -0800 you wrote:
> From: Eric Dumazet <edumazet@google.com>
> 
> Without it, splice users can hit the warning
> added in commit 79074a72d335 ("net: Flush deferred skb free on socket destroy")
> 
> Fixes: f35f821935d8 ("tcp: defer skb freeing after socket lock is released")
> Fixes: 79074a72d335 ("net: Flush deferred skb free on socket destroy")
> Suggested-by: Jakub Kicinski <kuba@kernel.org>
> Signed-off-by: Eric Dumazet <edumazet@google.com>
> Cc: Gal Pressman <gal@nvidia.com>
> 
> [...]

Here is the summary with links:
  - [net] tcp: add a missing sk_defer_free_flush() in tcp_splice_read()
    https://git.kernel.org/netdev/net/c/ebdc1a030962

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



^ permalink raw reply	[flat|nested] 2+ messages in thread

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2022-01-20 12:45 [PATCH net] tcp: add a missing sk_defer_free_flush() in tcp_splice_read() Eric Dumazet
2022-01-21  6:00 ` patchwork-bot+netdevbpf

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