lkml.org 
[lkml]   [2018]   [Dec]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] kernel/hung_task.c: force ignore_loglevel before panic
From
Date
On 2018/12/11 10:16, Liu, Chuansheng wrote:
> We may enhance it by:
> - if (sysctl_hung_task_warnings) {
> + if (sysctl_hung_task_panic || sysctl_hung_task_warnings) {
> if (sysctl_hung_task_warnings > 0)
> sysctl_hung_task_warnings--;

Why ignore sysctl_hung_task_warnings? The administrator can already
configure as sysctl_hung_task_warnings == -1 && sysctl_hung_task_panic == 1
if he/she does not want to suppress neither sched_show_task() nor
debug_show_all_locks()/trigger_all_cpu_backtrace(). Someone might want
that sysctl_hung_task_warnings == 0 (which is a request to suppress only
sched_show_task()) should not be ignored by sysctl_hung_task_panic == 1
(which is a request to trigger panic).

\
 
 \ /
  Last update: 2018-12-11 11:02    [W:0.095 / U:0.924 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site