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| author | mav <mav@FreeBSD.org> | 2009-09-06 19:33:13 +0000 |
|---|---|---|
| committer | mav <mav@FreeBSD.org> | 2009-09-06 19:33:13 +0000 |
| commit | 9980b82769e3b0d18720b4381b8426d51337878b (patch) | |
| tree | a5b4340b15d80f2d3f8b74852c387b6c9129259c /sys/geom | |
| parent | c72f8f5ba8562637ddb67724641056a0695cccbc (diff) | |
| download | FreeBSD-src-9980b82769e3b0d18720b4381b8426d51337878b.zip FreeBSD-src-9980b82769e3b0d18720b4381b8426d51337878b.tar.gz | |
MFp4:
Remove msleep() timeout from g_io_schedule_up/down(). It works fine
without it, saving few percents of CPU on high request rates without
need to rearm callout twice per request.
Diffstat (limited to 'sys/geom')
| -rw-r--r-- | sys/geom/geom_io.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/geom/geom_io.c b/sys/geom/geom_io.c index 61ca41c..c95840a 100644 --- a/sys/geom/geom_io.c +++ b/sys/geom/geom_io.c @@ -567,7 +567,7 @@ g_io_schedule_down(struct thread *tp __unused) if (bp == NULL) { CTR0(KTR_GEOM, "g_down going to sleep"); msleep(&g_wait_down, &g_bio_run_down.bio_queue_lock, - PRIBIO | PDROP, "-", hz/10); + PRIBIO | PDROP, "-", 0); continue; } CTR0(KTR_GEOM, "g_down has work to do"); @@ -672,7 +672,7 @@ g_io_schedule_up(struct thread *tp __unused) } CTR0(KTR_GEOM, "g_up going to sleep"); msleep(&g_wait_up, &g_bio_run_up.bio_queue_lock, - PRIBIO | PDROP, "-", hz/10); + PRIBIO | PDROP, "-", 0); } } |
