lkml.org 
[lkml]   [2024]   [Feb]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] hrtimer: select housekeeping CPU during migration
Le Sun, Feb 11, 2024 at 03:52:13PM +0200, Costa Shulyupin a écrit :
> because during CPU deactivation a timer can migrate
> to isolated CPU and break CPU isolation.
>
> For reference see function get_nohz_timer_target,
> which selects CPU for new timers from housekeeping_cpumask(HK_TYPE_TIMER)
>
> Inspired by Waiman Long <longman@redhat.com>
>
> Signed-off-by: Costa Shulyupin <costa.shul@redhat.com>

Reviewed-by: Frederic Weisbecker <frederic@kernel.org>

\
 
 \ /
  Last update: 2024-05-27 14:58    [W:0.178 / U:0.572 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site