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Code Issues Releases Activity

Move wakeup() out of mutex to reduce contention.

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This commit is contained in:
Alexander Motin 2010-01-05 10:30:56 +00:00
parent 60e9cdf158
commit 86de0ca52c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=201566
1 changed files with 4 additions and 4 deletions
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8
sys/geom/mirror/g_mirror.c
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@ -868,8 +868,8 @@ g_mirror_done(struct bio *bp)
bp->bio_cflags = G_MIRROR_BIO_FLAG_REGULAR;
mtx_lock(&sc->sc_queue_mtx);
bioq_disksort(&sc->sc_queue, bp);
wakeup(sc);
mtx_unlock(&sc->sc_queue_mtx);
wakeup(sc);
}
static void
@ -954,9 +954,9 @@ g_mirror_regular_request(struct bio *bp)
pbp->bio_error = 0;
mtx_lock(&sc->sc_queue_mtx);
bioq_disksort(&sc->sc_queue, pbp);
mtx_unlock(&sc->sc_queue_mtx);
G_MIRROR_DEBUG(4, "%s: Waking up %p.", __func__, sc);
wakeup(sc);
mtx_unlock(&sc->sc_queue_mtx);
}
break;
case BIO_DELETE:
@ -994,8 +994,8 @@ g_mirror_sync_done(struct bio *bp)
bp->bio_cflags = G_MIRROR_BIO_FLAG_SYNC;
mtx_lock(&sc->sc_queue_mtx);
bioq_disksort(&sc->sc_queue, bp);
wakeup(sc);
mtx_unlock(&sc->sc_queue_mtx);
wakeup(sc);
}
static void
@ -1107,9 +1107,9 @@ g_mirror_start(struct bio *bp)
}
mtx_lock(&sc->sc_queue_mtx);
bioq_disksort(&sc->sc_queue, bp);
mtx_unlock(&sc->sc_queue_mtx);
G_MIRROR_DEBUG(4, "%s: Waking up %p.", __func__, sc);
wakeup(sc);
mtx_unlock(&sc->sc_queue_mtx);
}
/*