Re: [GIT PULL] Please pull proc and exec work for 5.7-rc1

Linus Torvalds
2020-04-04T01:30:51Z

On Fri, Apr 3, 2020 at 4:23 PM Waiman Long <longman@redhat.com> wrote:
>
> Alternatively, we could assert that only one reader can do the upgrade
> and do a WARN_ON_ONCE() if multiple concurrent upgrade attempts is detected.

Ack, that would be best.

[ And since I'm not on mobile any more, and my html email got thrown
out by the list, I'll just repeat that by "static choice" I mean "no
runtime decisions or flags": code that needs the unfair behavior would
use a special unfair function ]

Linus