lkml.org 
[lkml]   [2012]   [Jun]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: rcu,sched: spinlock recursion on 3.5-rc2
From
Date
On Tue, 2012-06-12 at 17:15 +0200, Peter Zijlstra wrote:
> On Tue, 2012-06-12 at 17:07 +0200, Thomas Gleixner wrote:
> > Hmm, not sure. The deadlock was not triggered in switch_to. It was
> > just at the beginning of __schedule()
> >
> >
> How can you tell? switch_to() is a macro not a function, it won't ever
> show up on a stack-trace.. but I think you meant context_switch() but
> that typically gets inlined, similar problem.

addr2line -i confirmed it was pointing to switch_to(), if it matters.

btw, wouldn't it be nice if there were a short script that would take an
oops and convert all those kernel addresses into file+line numbers based
on a given vmlinux? It would make our lives so much easier.



\
 
 \ /
  Last update: 2012-06-12 18:01    [W:0.962 / U:0.164 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site