linux-kernel - Re: [PATCH 2/5] kernel: add task

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: <20201015144241.GG24156@redhat.com>
Date:   Thu, 15 Oct 2020 16:42:42 +0200
From:   Oleg Nesterov <oleg@...hat.com>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     linux-kernel@...r.kernel.org, io-uring@...r.kernel.org,
        peterz@...radead.org, tglx@...utronix.de
Subject: Re: [PATCH 2/5] kernel: add task_sigpending() helper

On 10/15, Jens Axboe wrote:
>
> This is in preparation for maintaining signal_pending() as the decider
> of whether or not a schedule() loop should be broken, or continue
> sleeping. This is different than the core signal use cases, where we
> really want to know if an actual signal is pending or not.
> task_sigpending() returns non-zero if TIF_SIGPENDING is set.
> 
> Only core kernel use cases should care about the distinction between
> the two, make sure those use the task_sigpending() helper.
> 
> Reviewed-by: Thomas Gleixner <tglx@...utronix.de>
> Signed-off-by: Jens Axboe <axboe@...nel.dk>

the same,

Reviewed-by: Oleg Nesterov <oleg@...hat.com>