lkml.org 
[lkml]   [2010]   [Feb]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: clocksource mutex deadlock, cat current_clocksource (2.6.33-rc6)
On Sat, 6 Feb 2010, Andreas Mohr wrote:
> echo t > /proc/sysrq-trigger shows (full output on request):

At least the state of "kwatchdog" would be interesting.

> cat D 00000000 0 19361 2959 0x00000000
> de215ef8 00000046 00000000 00000000 c13b0294 dd45c380 dd45c5fc df9c6ef0
> de215f28 de215f08 c13b0260 00000202 de215f28 c124fcae dd45c380 c13b0280
> c13b0280 c13b0280 dd45c380 de215f08 ffffffff d9de1000 c13b0338 df9c6ef0
> Call Trace:
> [<c124fcae>] mutex_lock_nested+0x157/0x23d
> [<c104873e>] sysfs_show_current_clocksources+0x17/0x41
>
> INFO: lockdep is turned off.

Why is lockdep turned off ?

Thanks,

tglx



\
 
 \ /
  Last update: 2010-02-06 15:49    [W:0.362 / U:0.760 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site