linux-kernel - Re: [PATCH -next v5 1/6] md: pass a md_thread pointer to md_register

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]

Date:   Mon, 10 Apr 2023 18:15:57 -0700
From:   Song Liu <song@...nel.org>
To:     Yu Kuai <yukuai1@...weicloud.com>
Cc:     logang@...tatee.com, linux-kernel@...r.kernel.org,
        linux-raid@...r.kernel.org, yukuai3@...wei.com,
        yi.zhang@...wei.com, yangerkun@...wei.com
Subject: Re: [PATCH -next v5 1/6] md: pass a md_thread pointer to md_register_thread()

On Mon, Apr 10, 2023 at 4:37 AM Yu Kuai <yukuai1@...weicloud.com> wrote:
>
> From: Yu Kuai <yukuai3@...wei.com>
>
> Prepare to protect md_thread with rcu, there are no functional changes.

Why do we need this change? To add __rcu later?

Can we do something like:

struct md_thread __rcu *md_register_thread(void (*run) (struct md_thread *),
               struct mddev *mddev, const char *name)

Thanks,
Song