lkml.org 
[lkml]   [2014]   [Mar]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] cgroup: missing rcu read lock around task_css_set
On Sat, Mar 01, 2014 at 10:00:11PM -0500, Sasha Levin wrote:
> rcu read lock should be held when calling and working with task_css_set.
>
> This patch also fixes a related lockdep warning.

Hmmm... PF_EXITING should be visible at that point and cset can't
change anymore. We prolly need to update lockdep annotation rather
than adding spurious rcu locking around it. Against which branch is
it? Can you please post the lockdep warning?

Thanks.

--
tejun


\
 
 \ /
  Last update: 2014-03-04 00:01    [W:0.114 / U:0.008 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site