linux-kernel - Re: [PATCH AUTOSEL 5.15 09/19] io_uring: assign non-fixed early for async work

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <6e611c42-fea2-defe-80d1-e1b427d6ccc0@kernel.dk>
Date:   Tue, 10 May 2022 09:47:13 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     Sasha Levin <sashal@...nel.org>, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Cc:     io-uring@...r.kernel.org
Subject: Re: [PATCH AUTOSEL 5.15 09/19] io_uring: assign non-fixed early for
 async work

On 5/10/22 9:44 AM, Sasha Levin wrote:
> From: Jens Axboe <axboe@...nel.dk>
> 
> [ Upstream commit a196c78b5443fc61af2c0490213b9d125482cbd1 ]
> 
> We defer file assignment to ensure that fixed files work with links
> between a direct accept/open and the links that follow it. But this has
> the side effect that normal file assignment is then not complete by the
> time that request submission has been done.
> 
> For deferred execution, if the file is a regular file, assign it when
> we do the async prep anyway.

This one should only go into 5.17-stable, not anything earlier.

-- 
Jens Axboe