Re: [PATCH] signal: Extend exec_id to 64bits

From: Linus Torvalds
Date: Wed Apr 01 2020 - 16:55:35 EST


On Wed, Apr 1, 2020 at 1:50 PM Eric W. Biederman <ebiederm@xxxxxxxxxxxx> wrote:
>
> I have updated the update of exec_id on exec to use WRITE_ONCE
> and the read of exec_id in do_notify_parent to use READ_ONCE
> to make it clear that there is no locking between these two
> locations.

Ack, makes sense to me.

Just put it in your branch, this doesn't look urgent, considering that
it's something that has been around forever.

Linus