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Subject: Re: [PATCH net-next] kcm: Fix unnecessary psock unreservation.
From:   patchwork-bot+netdevbpf@kernel.org
Message-Id: <168698642240.16794.4653349244571397318.git-patchwork-notify@kernel.org>
Date:   Sat, 17 Jun 2023 07:20:22 +0000
References: <20787.1686828722@warthog.procyon.org.uk>
In-Reply-To: <20787.1686828722@warthog.procyon.org.uk>
To:     David Howells <dhowells@redhat.com>
Cc:     netdev@vger.kernel.org,
        syzbot+dd1339599f1840e4cc65@syzkaller.appspotmail.com,
        tom@herbertland.com, tom@quantonium.net, davem@davemloft.net,
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        axboe@kernel.dk, willy@infradead.org, linux-kernel@vger.kernel.org
Precedence: bulk

Hello:

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

On Thu, 15 Jun 2023 12:32:02 +0100 you wrote:
> kcm_write_msgs() calls unreserve_psock() to release its hold on the
> underlying TCP socket if it has run out of things to transmit, but if we
> have nothing in the write queue on entry (e.g. because someone did a
> zero-length sendmsg), we don't actually go into the transmission loop and
> as a consequence don't call reserve_psock().
> 
> Fix this by skipping the call to unreserve_psock() if we didn't reserve a
> psock.
> 
> [...]

Here is the summary with links:
  - [net-next] kcm: Fix unnecessary psock unreservation.
    https://git.kernel.org/netdev/net-next/c/9f8d0dc0ec4a

You are awesome, thank you!
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