diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2012-10-03 17:21:53 +0100 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2012-10-10 09:19:40 -0400 |
| commit | 81c53b0137cdb815eafee09437994f322389064a (patch) | |
| tree | afcb7e92544c5985023ba929716ce739cc8df4ea /localversion-rt | |
| parent | 4f1303226868c01cd32ed39fc37cb40671c9bb38 (diff) | |
stomp_machine: Use mutex_trylock when called from inactive cpu
If the stop machinery is called from inactive CPU we cannot use
mutex_lock, because some other stomp machine invokation might be in
progress and the mutex can be contended. We cannot schedule from this
context, so trylock and loop.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: stable-rt@vger.kernel.org
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'localversion-rt')
0 files changed, 0 insertions, 0 deletions