Messages in this thread |  | | Date | Fri, 16 Dec 2022 16:03:41 +0100 | From | Jiri Wiesner <> | Subject | Re: [PATCH v6 3/6] locking/rwsem: Disable preemption at all down_write*() and up_write() code paths |
| |
On Thu, Nov 17, 2022 at 09:20:13PM -0500, Waiman Long wrote: > The previous patch has disabled preemption at all the down_read() > and up_read() code paths. For symmetry, this patch extends commit > 48dfb5d2560d ("locking/rwsem: Disable preemption while trying for rwsem > lock") to have preemption disabled at all the down_write() and up_write() > code path including downgrade_write(). > > Suggested-by: Peter Zijlstra <peterz@infradead.org> > Signed-off-by: Waiman Long <longman@redhat.com> > ---
Tested-by: Jiri Wiesner <jwiesner@suse.de>
-- Jiri Wiesner SUSE Labs
|  |