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author | 2012-11-27 22:59:52 -0500 | |
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committer | 2012-11-28 07:33:50 -0800 | |
commit | 4b05a1c74d1cfae37cf6ff293ee928350f031418 (patch) | |
tree | 1b5c9507f5622fbf1affe4fc4e07ed0b60c3413e /tools/perf/scripts/python/export-to-postgresql.py | |
parent | Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media (diff) | |
download | linux-dev-4b05a1c74d1cfae37cf6ff293ee928350f031418.tar.xz linux-dev-4b05a1c74d1cfae37cf6ff293ee928350f031418.zip |
percpu-rwsem: use synchronize_sched_expedited
Use synchronize_sched_expedited() instead of synchronize_sched()
to improve mount speed.
This patch improves mount time from 0.500s to 0.013s for Jeff's
test-case.
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Reported-and-tested-by: Jeff Chua <jeff.chua.linux@gmail.com>
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