Author: mav
Date: Wed Mar 24 18:04:25 2010
New Revision: 205619
URL: http://svn.freebsd.org/changeset/base/205619
Log:
Do not fetch precise time of request start when stats collection disabled.
Reviewed by: pjd, phk
Modified:
head/sys/geom/geom_io.c
Modified: head/sys/geom/geom_io.c
==============================================================================
--- head/sys/geom/geom_io.c Wed Mar 24 17:38:08 2010 (r205618)
+++ head/sys/geom/geom_io.c Wed Mar 24 18:04:25 2010 (r205619)
@@ -443,7 +443,10 @@ g_io_request(struct bio *bp, struct g_co
("Bio already on queue bp=%p", bp));
bp->bio_flags |= BIO_ONQUEUE;
- binuptime(&bp->bio_t0);
+ if (g_collectstats)
+ binuptime(&bp->bio_t0);
+ else
+ getbinuptime(&bp->bio_t0);
/*
* The statistics collection is lockless, as such, but we
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