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From: Eric Dumazet <eric.dumazet@gmail.com>
To: "David S . Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>
Cc: netdev <netdev@vger.kernel.org>,
	Eric Dumazet <edumazet@google.com>,
	Eric Dumazet <eric.dumazet@gmail.com>
Subject: [PATCH net-next 6/8] net: use DEBUG_NET_WARN_ON_ONCE() in skb_release_head_state()
Date: Tue,  7 Jun 2022 10:17:30 -0700	[thread overview]
Message-ID: <20220607171732.21191-7-eric.dumazet@gmail.com> (raw)
In-Reply-To: <20220607171732.21191-1-eric.dumazet@gmail.com>

From: Eric Dumazet <edumazet@google.com>

Remove this check from fast path unless CONFIG_DEBUG_NET=y

Signed-off-by: Eric Dumazet <edumazet@google.com>
---
 net/core/skbuff.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index b661040c100efbb59aea58ed31247f820292bd64..cf83d9b8f41dc28ae11391f2651e5abee3dcde8f 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -728,7 +728,7 @@ void skb_release_head_state(struct sk_buff *skb)
 {
 	skb_dst_drop(skb);
 	if (skb->destructor) {
-		WARN_ON(in_hardirq());
+		DEBUG_NET_WARN_ON_ONCE(in_hardirq());
 		skb->destructor(skb);
 	}
 #if IS_ENABLED(CONFIG_NF_CONNTRACK)
-- 
2.36.1.255.ge46751e96f-goog


  parent reply	other threads:[~2022-06-07 17:18 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-07 17:17 [PATCH net-next 0/8] net: few debug refinements Eric Dumazet
2022-06-07 17:17 ` [PATCH net-next 1/8] net: use DEBUG_NET_WARN_ON_ONCE() in __release_sock() Eric Dumazet
2022-06-07 17:17 ` [PATCH net-next 2/8] net: use DEBUG_NET_WARN_ON_ONCE() in dev_loopback_xmit() Eric Dumazet
2022-06-07 17:17 ` [PATCH net-next 3/8] net: use DEBUG_NET_WARN_ON_ONCE() in inet_sock_destruct() Eric Dumazet
2022-06-07 17:17 ` [PATCH net-next 4/8] net: use DEBUG_NET_WARN_ON_ONCE() in sk_stream_kill_queues() Eric Dumazet
2022-06-08  4:10   ` Jakub Kicinski
2022-06-08  8:11     ` Paolo Abeni
2022-06-08 15:25       ` Eric Dumazet
2022-06-07 17:17 ` [PATCH net-next 5/8] af_unix: use DEBUG_NET_WARN_ON_ONCE() Eric Dumazet
2022-06-07 17:17 ` Eric Dumazet [this message]
2022-06-07 17:17 ` [PATCH net-next 7/8] net: add debug checks in napi_consume_skb and __napi_alloc_skb() Eric Dumazet
2022-06-07 17:17 ` [PATCH net-next 8/8] net: add napi_get_frags_check() helper Eric Dumazet

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