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

Eric W. Biederman
2021-10-21T15:11:57Z

Christoph Hellwig <hch@infradead.org> writes:

> 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.

Good point.

After this set of changes I don't see any calls of do_exit in drivers
or other awkward places so that would make a good addition.

Eric