diff options
| author | pjd <pjd@FreeBSD.org> | 2004-05-05 12:30:41 +0000 |
|---|---|---|
| committer | pjd <pjd@FreeBSD.org> | 2004-05-05 12:30:41 +0000 |
| commit | 6f00e1b72e6255e5748c76125bcd245bbe0b774d (patch) | |
| tree | b5c4865983ca7cc2fb84b1143668eb392e8d5e19 /sys/geom/gate | |
| parent | 4845d2da92efac1c5caf6568efce7c4f0000a517 (diff) | |
| download | FreeBSD-src-6f00e1b72e6255e5748c76125bcd245bbe0b774d.zip FreeBSD-src-6f00e1b72e6255e5748c76125bcd245bbe0b774d.tar.gz | |
Close some small wakeup<->msleep races.
Diffstat (limited to 'sys/geom/gate')
| -rw-r--r-- | sys/geom/gate/g_gate.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/geom/gate/g_gate.c b/sys/geom/gate/g_gate.c index a410c4a..ce084d6 100644 --- a/sys/geom/gate/g_gate.c +++ b/sys/geom/gate/g_gate.c @@ -102,7 +102,9 @@ g_gate_destroy(struct g_gate_softc *sc, boolean_t force) LIST_REMOVE(sc, sc_next); } mtx_unlock(&g_gate_list_mtx); + mtx_lock(&sc->sc_inqueue_mtx); wakeup(sc); + mtx_unlock(&sc->sc_inqueue_mtx); if (sc->sc_ref > 0) { G_GATE_DEBUG(1, "Cannot destroy %s yet.", sc->sc_name); return (0); @@ -215,8 +217,8 @@ g_gate_start(struct bio *bp) mtx_lock(&sc->sc_inqueue_mtx); bioq_disksort(&sc->sc_inqueue, bp); - mtx_unlock(&sc->sc_inqueue_mtx); wakeup(sc); + mtx_unlock(&sc->sc_inqueue_mtx); } static struct g_gate_softc * @@ -563,8 +565,8 @@ g_gate_ioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct thread *td) atomic_add_acq_32(&sc->sc_queue_count, 1); mtx_lock(&sc->sc_inqueue_mtx); bioq_disksort(&sc->sc_inqueue, bp); - mtx_unlock(&sc->sc_inqueue_mtx); wakeup(sc); + mtx_unlock(&sc->sc_inqueue_mtx); } else { bp->bio_error = ggio->gctl_error; if (bp->bio_error == 0) { |
