linux-kernel - Re: [PATCH 12/20] exit/kthread: Have kernel threads return instead of calling do

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Date:   Thu, 21 Oct 2021 04:12:21 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     "Eric W. Biederman" <ebiederm@...ssion.com>
Cc:     linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Oleg Nesterov <oleg@...hat.com>,
        Al Viro <viro@...iv.linux.org.uk>,
        Kees Cook <keescook@...omium.org>
Subject: Re: [PATCH 12/20] exit/kthread: Have kernel threads return instead
 of calling do_exit

On Wed, Oct 20, 2021 at 12:43:58PM -0500, Eric W. Biederman wrote:
> In 2009 Oleg reworked[1] the kernel threads so that it is not
> necessary to call do_exit if you are not using kthread_stop().  Remove
> the explicit calls of do_exit and complete_and_exit (with a NULL
> completion) that were previously necessary.

With this we should also be able to drop the export for do_exit.