]> git.baikalelectronics.ru Git - kernel.git/commit
perf/core, perf/x86: Introduce swap_task_ctx() method at 'struct pmu'
authorAlexey Budankov <alexey.budankov@linux.intel.com>
Wed, 23 Oct 2019 07:11:04 +0000 (10:11 +0300)
committerIngo Molnar <mingo@kernel.org>
Mon, 28 Oct 2019 11:50:59 +0000 (12:50 +0100)
commitfc1adfe306b71e094df636012f8c0fed971cad45
treef150daf9668d76d730932c49564fbe2d4e85ff76
parent65133033ee6ee34724ea3d82d5d1cfc6839ffdae
perf/core, perf/x86: Introduce swap_task_ctx() method at 'struct pmu'

Declare swap_task_ctx() methods at the generic and x86 specific
pmu types to bridge calls to platform specific PMU code on optimized
context switch path between equivalent task perf event contexts.

Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <songliubraving@fb.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Link: https://lkml.kernel.org/r/9a0aa84a-f062-9b64-3133-373658550c4b@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/x86/events/perf_event.h
include/linux/perf_event.h