diff options
| author |   Paul Mundt <lethal@linux-sh.org> | 2009-06-11 09:01:14 +0300 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-06-11 09:01:14 +0300 |
| commit | cf9fe114e3b37e14fc8434d5abb192e35df551b1 (patch) | |
| tree | 0f82879295dc792f9df1a3ce79e143a3c073510f /kernel/trace/trace_sched_switch.c | |
| parent | sh: plug vsyscall dir in to archclean. (diff) | |
| parent | Merge branch 'tracing-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip (diff) | |
| download | wireguard-linux-cf9fe114e3b37e14fc8434d5abb192e35df551b1.tar.xz wireguard-linux-cf9fe114e3b37e14fc8434d5abb192e35df551b1.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'kernel/trace/trace_sched_switch.c')
| -rw-r--r-- | kernel/trace/trace_sched_switch.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c index 9117cea6f1ae..a98106dd979c 100644 --- a/kernel/trace/trace_sched_switch.c +++ b/kernel/trace/trace_sched_switch.c @@ -10,7 +10,7 @@ #include <linux/kallsyms.h> #include <linux/uaccess.h> #include <linux/ftrace.h> -#include <trace/sched.h> +#include <trace/events/sched.h> #include "trace.h" @@ -29,13 +29,13 @@ probe_sched_switch(struct rq *__rq, struct task_struct *prev, int cpu; int pc; - if (!sched_ref || sched_stopped) + if (unlikely(!sched_ref)) return; tracing_record_cmdline(prev); tracing_record_cmdline(next); - if (!tracer_enabled) + if (!tracer_enabled || sched_stopped) return; pc = preempt_count(); @@ -56,15 +56,15 @@ probe_sched_wakeup(struct rq *__rq, struct task_struct *wakee, int success) unsigned long flags; int cpu, pc; - if (!likely(tracer_enabled)) + if (unlikely(!sched_ref)) return; - pc = preempt_count(); tracing_record_cmdline(current); - if (sched_stopped) + if (!tracer_enabled || sched_stopped) return; + pc = preempt_count(); local_irq_save(flags); cpu = raw_smp_processor_id(); data = ctx_trace->data[cpu]; |