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(parent: c047e5f) | patch
vhost: handle wrap around in # of bufs math
authorShirley Ma <mashirle@us.ibm.com>
Wed, 20 Jul 2011 17:23:12 +0000 (10:23 -0700)
committerMichael S. Tsirkin <mst@redhat.com>
Thu, 21 Jul 2011 07:48:27 +0000 (10:48 +0300)
commit9e380825ab3f5176f65306c4ac119fd23634ce03
tree4fdf3f2609da5ee3222103682f3ce10c976353d0tree | snapshot (tar.gz zip)
parentc047e5f3170c2595e66ed67f87cec01afd717212commit | diff
vhost: handle wrap around in # of bufs math

The meth for calculating the # of outstanding buffers gives
incorrect results when vq->upend_idx wraps around zero.
Fix that.

Signed-off-by: Shirley Ma <xma@us.ibm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
drivers/vhost/net.c diff | blob | blame | history