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authorRoel Kluin <roel.kluin@gmail.com>2009-01-22 10:42:57 -0500
committerRusty Russell <rusty@rustcorp.com.au>2009-03-30 07:25:22 -0400
commit3a35ce7dcefe9e80a00603a195269fbaf6e7d901 (patch)
tree23d814e318c36d7a9fe601be2f535da45bceec56 /drivers/virtio/virtio_ring.c
parent0d34fb8e93ceba7b6dad0062dbb4a0813bacd75b (diff)
virtio: fix BAD_RING, START_US and END_USE macros
Impact: cleanup fix BAD_RING, START_US and END_USE macros When these macros aren't called with a variable named vq as first argument, this would result in a build failure. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/virtio/virtio_ring.c')
-rw-r--r--drivers/virtio/virtio_ring.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 5777196bf6c9..12273bf9b3b2 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -23,15 +23,15 @@
23 23
24#ifdef DEBUG 24#ifdef DEBUG
25/* For development, we want to crash whenever the ring is screwed. */ 25/* For development, we want to crash whenever the ring is screwed. */
26#define BAD_RING(vq, fmt...) \ 26#define BAD_RING(_vq, fmt...) \
27 do { dev_err(&vq->vq.vdev->dev, fmt); BUG(); } while(0) 27 do { dev_err(&_vq->vq.vdev->dev, fmt); BUG(); } while(0)
28#define START_USE(vq) \ 28#define START_USE(_vq) \
29 do { if ((vq)->in_use) panic("in_use = %i\n", (vq)->in_use); (vq)->in_use = __LINE__; mb(); } while(0) 29 do { if ((_vq)->in_use) panic("in_use = %i\n", (_vq)->in_use); (_vq)->in_use = __LINE__; mb(); } while(0)
30#define END_USE(vq) \ 30#define END_USE(_vq) \
31 do { BUG_ON(!(vq)->in_use); (vq)->in_use = 0; mb(); } while(0) 31 do { BUG_ON(!(_vq)->in_use); (_vq)->in_use = 0; mb(); } while(0)
32#else 32#else
33#define BAD_RING(vq, fmt...) \ 33#define BAD_RING(_vq, fmt...) \
34 do { dev_err(&vq->vq.vdev->dev, fmt); (vq)->broken = true; } while(0) 34 do { dev_err(&_vq->vq.vdev->dev, fmt); (_vq)->broken = true; } while(0)
35#define START_USE(vq) 35#define START_USE(vq)
36#define END_USE(vq) 36#define END_USE(vq)
37#endif 37#endif