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| author | Rusty Russell <rusty@rustcorp.com.au> | 2008-12-30 09:25:57 -0600 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2008-12-30 09:25:58 +1030 |
| commit | 498af14783935af487d17dbee4ac451783cbc2b7 (patch) | |
| tree | db7a61d88f8eee05e65ac832f571440640299869 /drivers/virtio | |
| parent | 5f0d1d7f2286c8a02dab69f5f0bd51681fab161e (diff) | |
| download | kernel-common-498af14783935af487d17dbee4ac451783cbc2b7.tar.gz kernel-common-498af14783935af487d17dbee4ac451783cbc2b7.tar.bz2 kernel-common-498af14783935af487d17dbee4ac451783cbc2b7.zip | |
virtio: Don't use PAGE_SIZE for vring alignment in virtio_pci.
That doesn't work for non-4k guests which are now appearing.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/virtio')
| -rw-r--r-- | drivers/virtio/virtio_pci.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c index c2cd69ba0a8c..f28643f3a4e8 100644 --- a/drivers/virtio/virtio_pci.c +++ b/drivers/virtio/virtio_pci.c @@ -237,7 +237,7 @@ static struct virtqueue *vp_find_vq(struct virtio_device *vdev, unsigned index, info->queue_index = index; info->num = num; - size = PAGE_ALIGN(vring_size(num, PAGE_SIZE)); + size = PAGE_ALIGN(vring_size(num, VIRTIO_PCI_VRING_ALIGN)); info->queue = alloc_pages_exact(size, GFP_KERNEL|__GFP_ZERO); if (info->queue == NULL) { err = -ENOMEM; @@ -290,7 +290,7 @@ static void vp_del_vq(struct virtqueue *vq) iowrite16(info->queue_index, vp_dev->ioaddr + VIRTIO_PCI_QUEUE_SEL); iowrite32(0, vp_dev->ioaddr + VIRTIO_PCI_QUEUE_PFN); - size = PAGE_ALIGN(vring_size(info->num, PAGE_SIZE)); + size = PAGE_ALIGN(vring_size(info->num, VIRTIO_PCI_VRING_ALIGN)); free_pages_exact(info->queue, size); kfree(info); } |