linux-kernel - Re: [PATCH] io_uring: fix error handling in io_queue_link

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 for Android: free password hash cracker in your pocket

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

Message-ID: <d8bd2795-bd46-cad1-d78d-344d2df5a9f2@kernel.dk>
Date:   Thu, 5 Dec 2019 07:09:39 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     Pavel Begunkov <asml.silence@...il.com>, io-uring@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] io_uring: fix error handling in io_queue_link_head

On 12/5/19 6:15 AM, Pavel Begunkov wrote:
> In case of an error io_submit_sqe() drops a request and continues
> without it, even if the request was a part of a link. Not only it
> doesn't cancel links, but also may execute wrong sequence of actions.
> 
> Stop consuming sqes, and let the user handle errors.

Thanks, applied.

-- 
Jens Axboe