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| author | Joe Perches <joe@perches.com> | 2014-01-28 05:07:14 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-28 09:02:40 +0400 |
| commit | 2e702b9f6cba4eb87d90e2a2d425a1fc05eec803 (patch) | |
| tree | ade4a3bcec477ced2780f1841e7c06f547effe84 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | a19428e5c3f4f39c302cb97b847dfd23613145c1 (diff) | |
| download | linux-2e702b9f6cba4eb87d90e2a2d425a1fc05eec803.tar.xz | |
softirq: use ffs() in __do_softirq()
Possible speed improvement of __do_softirq() by using ffs() instead of
using a while loop with an & 1 test then single bit shift.
Signed-off-by: Joe Perches <joe@perches.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions