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Diffstat (limited to 'sys/dev/pv/xen.c')
| -rw-r--r-- | sys/dev/pv/xen.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/dev/pv/xen.c b/sys/dev/pv/xen.c index c12328cd0d1..8f4be60e649 100644 --- a/sys/dev/pv/xen.c +++ b/sys/dev/pv/xen.c @@ -1,4 +1,4 @@ -/* $OpenBSD: xen.c,v 1.58 2016/08/01 14:37:39 mikeb Exp $ */ +/* $OpenBSD: xen.c,v 1.59 2016/08/03 14:55:57 mikeb Exp $ */ /* * Copyright (c) 2015 Mike Belopuhov @@ -633,8 +633,8 @@ xen_intr(void) for (bit = 0; pending > 0; pending >>= 1, bit++) { if ((pending & 1) == 0) continue; - sc->sc_ipg->evtchn_pending[row] &= ~(1 << bit); - virtio_membar_producer(); + atomic_clearbit_ptr(&sc->sc_ipg->evtchn_pending[row], + bit); port = (row * LONG_BIT) + bit; if ((xi = xen_lookup_intsrc(sc, port)) == NULL) { printf("%s: unhandled interrupt on port %u\n", |