svn commit: r255166 - head/sys/dev/virtio
Bryan Venteicher
bryanv at FreeBSD.org
Tue Sep 3 02:26:58 UTC 2013
Author: bryanv
Date: Tue Sep 3 02:26:57 2013
New Revision: 255166
URL: http://svnweb.freebsd.org/changeset/base/255166
Log:
Fix unintended compiler constant folding
Pointed out by: dim@
Modified:
head/sys/dev/virtio/virtqueue.c
Modified: head/sys/dev/virtio/virtqueue.c
==============================================================================
--- head/sys/dev/virtio/virtqueue.c Tue Sep 3 00:42:15 2013 (r255165)
+++ head/sys/dev/virtio/virtqueue.c Tue Sep 3 02:26:57 2013 (r255166)
@@ -449,10 +449,10 @@ virtqueue_postpone_intr(struct virtqueue
switch (hint) {
case VQ_POSTPONE_SHORT:
- ndesc /= 4;
+ ndesc = ndesc / 4;
break;
case VQ_POSTPONE_LONG:
- ndesc *= 3 / 4;
+ ndesc = (ndesc * 3) / 4;
break;
case VQ_POSTPONE_EMPTIED:
break;
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