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| /openbmc/linux/kernel/trace/ |
| H A D | trace_sched_switch.c | 5fec6ddc Tue Mar 17 18:59:53 CDT 2009 Steven Rostedt <srostedt@redhat.com> tracing: make sched_switch stop/start light weight
The stopping and starting of a tracer should be light weight and
be able to be called in all contexts. The sched_switch grabbed
mutexes in the start/stop functions. This patch changes it to a
simple variable, on/off.
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
5fec6ddc Tue Mar 17 18:59:53 CDT 2009 Steven Rostedt <srostedt@redhat.com> tracing: make sched_switch stop/start light weight
The stopping and starting of a tracer should be light weight and
be able to be called in all contexts. The sched_switch grabbed
mutexes in the start/stop functions. This patch changes it to a
simple variable, on/off.
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
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