From: patchwork-bot+netdevbpf@kernel.org
To: Fernando Fernandez Mancera <fmancera@suse.de>
Cc: netdev@vger.kernel.org, horms@kernel.org, pabeni@redhat.com,
kuba@kernel.org, edumazet@google.com, davem@davemloft.net,
damilola@aterlo.com
Subject: Re: [PATCH net v2] net_sched: fix skb memory leak in deferred qdisc drops
Date: Sun, 12 Apr 2026 18:50:06 +0000 [thread overview]
Message-ID: <177601980655.3374222.12646638680165442754.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260408100044.4530-1-fmancera@suse.de>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Wed, 8 Apr 2026 12:00:44 +0200 you wrote:
> When the network stack cleans up the deferred list via qdisc_run_end(),
> it operates on the root qdisc. If the root qdisc do not implement the
> TCQ_F_DEQUEUE_DROPS flag the packets queue to free are never freed and
> gets stranded on the child's local to_free list.
>
> Fix this by making qdisc_dequeue_drop() aware of the root qdisc. It
> fetches the root qdisc and check for the TCQ_F_DEQUEUE_DROPS flag. If
> the flag is present, the packet is appended directly to the root's
> to_free list. Otherwise, drop it directly as it was done before the
> optimization was implemented.
>
> [...]
Here is the summary with links:
- [net,v2] net_sched: fix skb memory leak in deferred qdisc drops
https://git.kernel.org/netdev/net/c/a6bd339dbb35
You are awesome, thank you!
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prev parent reply other threads:[~2026-04-12 18:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-08 10:00 [PATCH net v2] net_sched: fix skb memory leak in deferred qdisc drops Fernando Fernandez Mancera
2026-04-09 7:37 ` Eric Dumazet
2026-04-12 18:50 ` patchwork-bot+netdevbpf [this message]
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