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authorRusty Russell <rusty@rustcorp.com.au>2008-12-30 09:25:58 -0600
committerRusty Russell <rusty@rustcorp.com.au>2008-12-30 09:26:02 +1030
commit2966af73e70dee461c256b5eb877b2ff757f8c82 (patch)
tree5cb8a81e80cb9b513fad015f0dc4d5e5db52fd14 /drivers/lguest
parent498af14783935af487d17dbee4ac451783cbc2b7 (diff)
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virtio: use LGUEST_VRING_ALIGN instead of relying on pagesize
This doesn't really matter, since lguest is i386 only at the moment, but we could actually choose a different value. (lguest doesn't have a guarenteed ABI). Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/lguest')
-rw-r--r--drivers/lguest/lguest_device.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/lguest/lguest_device.c b/drivers/lguest/lguest_device.c
index a661bbd..f062dc5 100644
--- a/drivers/lguest/lguest_device.c
+++ b/drivers/lguest/lguest_device.c
@@ -250,7 +250,7 @@ static struct virtqueue *lg_find_vq(struct virtio_device *vdev,
/* Figure out how many pages the ring will take, and map that memory */
lvq->pages = lguest_map((unsigned long)lvq->config.pfn << PAGE_SHIFT,
DIV_ROUND_UP(vring_size(lvq->config.num,
- PAGE_SIZE),
+ LGUEST_VRING_ALIGN),
PAGE_SIZE));
if (!lvq->pages) {
err = -ENOMEM;