diff options
| author | Davidlohr Bueso <dave@stgolabs.net> | 2021-08-08 21:32:59 -0700 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-08-09 12:00:10 -0300 |
| commit | d262e6a93b3ceb3db7e6388d89352801f02c3260 (patch) | |
| tree | 24d268c1c396b0637d1606b23eb254a2bbab36ef /tools/perf/bench/futex.h | |
| parent | 9f9a3ffe94f263388b99cb75e4ec374e31aaeb0f (diff) | |
perf bench futex, requeue: Add --broadcast option
Such that all threads are requeued to uaddr2 in a single
futex_cmp_requeue(), unlike the default, which is 1.
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Cc: Davidlohr Bueso <dbueso@suse.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lore.kernel.org/lkml/20210809043301.66002-6-dave@stgolabs.net
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/bench/futex.h')
| -rw-r--r-- | tools/perf/bench/futex.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/bench/futex.h b/tools/perf/bench/futex.h index fca4eee5e040..40a89f192c53 100644 --- a/tools/perf/bench/futex.h +++ b/tools/perf/bench/futex.h @@ -18,6 +18,7 @@ struct bench_futex_parameters { bool fshared; bool mlockall; bool multi; /* lock-pi */ + bool broadcast; /* requeue */ unsigned int runtime; /* seconds*/ unsigned int nthreads; unsigned int nfutexes; |