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sched: latencytop support

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LatencyTOP kernel infrastructure; it measures latencies in the
scheduler and tracks it system wide and per process.

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arjan van de Ven 2008-01-25 21:08:34 +01:00 • committed by Ingo Molnar
parent 326587b840
commit 9745512ce7
11 changed files with 429 additions and 1 deletions
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5
include/linux/sched.h
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@ -88,6 +88,7 @@ struct sched_param {
#include <linux/hrtimer.h>
#include <linux/task_io_accounting.h>
#include <linux/kobject.h>
#include <linux/latencytop.h>
#include <asm/processor.h>
@ -1220,6 +1221,10 @@ struct task_struct {
int make_it_fail;
#endif
struct prop_local_single dirties;
#ifdef CONFIG_LATENCYTOP
int latency_record_count;
struct latency_record latency_record[LT_SAVECOUNT];
#endif
};
/*