diff options
| author |   Jason Baron <jbaron@redhat.com> | 2009-02-11 13:57:25 -0500 |
|---|---|---|
| committer |   Steven Rostedt <srostedt@redhat.com> | 2009-02-13 09:06:18 -0500 |
| commit | b5f9fd0f8a05c9bafb91a9a85b9110938d8e585b (patch) | |
| tree | 14e84d393f5dd1235fc6e256564d80e965daf3a7 /include/trace | |
| parent | ring-buffer: rename label out_unlock to out_reset (diff) | |
| download | linux-dev-b5f9fd0f8a05c9bafb91a9a85b9110938d8e585b.tar.xz linux-dev-b5f9fd0f8a05c9bafb91a9a85b9110938d8e585b.zip | |
tracing: convert c/p state power tracer to use tracepoints
Convert the c/p state "power" tracer to use tracepoints. Avoids a
function call when the tracer is disabled.
Signed-off-by: Jason Baron <jbaron@redhat.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/power.h | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/include/trace/power.h b/include/trace/power.h index c7cefbcdaea4..2c733e58e89c 100644 --- a/include/trace/power.h +++ b/include/trace/power.h @@ -2,6 +2,7 @@ #define _TRACE_POWER_H #include <linux/ktime.h> +#include <linux/tracepoint.h> enum { POWER_NONE = 0, @@ -18,18 +19,16 @@ struct power_trace { #endif }; -#ifdef CONFIG_POWER_TRACER -extern void trace_power_start(struct power_trace *it, unsigned int type, - unsigned int state); -extern void trace_power_mark(struct power_trace *it, unsigned int type, - unsigned int state); -extern void trace_power_end(struct power_trace *it); -#else -static inline void trace_power_start(struct power_trace *it, unsigned int type, - unsigned int state) { } -static inline void trace_power_mark(struct power_trace *it, unsigned int type, - unsigned int state) { } -static inline void trace_power_end(struct power_trace *it) { } -#endif +DECLARE_TRACE(power_start, + TPPROTO(struct power_trace *it, unsigned int type, unsigned int state), + TPARGS(it, type, state)); + +DECLARE_TRACE(power_mark, + TPPROTO(struct power_trace *it, unsigned int type, unsigned int state), + TPARGS(it, type, state)); + +DECLARE_TRACE(power_end, + TPPROTO(struct power_trace *it), + TPARGS(it)); #endif /* _TRACE_POWER_H */ |