https://github.com/torvalds/linux
Commit fbd705a0c618 ("sched: Introduce the 'trace_sched_waking' tracepoint") added sched_waking tracepoint which should be preferred over sched_wakeup when analyzing scheduling delays. Update 'perf sched record' to collect sched_waking events if it exists and fallback to sched_wakeup if it does not. Similarly, update timehist command to skip sched_wakeup events if the session includes sched_waking (ie., sched_waking is preferred over sched_wakeup). Signed-off-by: David Ahern <dsahern@kernel.org> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Jiri Olsa <jolsa@kernel.org> Link: http://lore.kernel.org/lkml/20200807164844.44870-1-dsahern@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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perf sched: Prefer sched_waking event when it exists
File | Mode | Size |
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mpssd |
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