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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-03-10 12:47:57 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-03-10 12:47:57 -0700 |
| commit | 45ba8d5d061b13494c2a7a7652d51b9da3d9e77a (patch) | |
| tree | dddb4253b06a58609407ced51aaaf475f724baae /drivers/vhost | |
| parent | bb97be23db2a296c5f8b8b4c40feb0435b068c5e (diff) | |
| parent | cfdbb4ed31aa777d59b288810f66eb06249ee5b7 (diff) | |
| download | linux-45ba8d5d061b13494c2a7a7652d51b9da3d9e77a.tar.bz2 | |
Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
Pull virtio updates from Michael Tsirkin:
"Several fixes, most notably fix for virtio on swiotlb systems"
* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost:
vhost: silence an unused-variable warning
virtio: hint if callbacks surprisingly might sleep
virtio-ccw: wire up ->bus_name callback
s390/virtio: handle find on invalid queue gracefully
virtio-ccw: diag 500 may return a negative cookie
virtio_balloon: remove the unnecessary 0-initialization
virtio-balloon: improve update_balloon_size_func
virtio-blk: Consider virtio_max_dma_size() for maximum segment size
virtio: Introduce virtio_max_dma_size()
dma: Introduce dma_max_mapping_size()
swiotlb: Add is_swiotlb_active() function
swiotlb: Introduce swiotlb_max_mapping_size()
Diffstat (limited to 'drivers/vhost')
| -rw-r--r-- | drivers/vhost/vhost.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index a2e5dc7716e2..5ace833de746 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -1188,7 +1188,7 @@ static bool vq_access_ok(struct vhost_virtqueue *vq, unsigned int num, struct vring_used __user *used) { - size_t s = vhost_has_feature(vq, VIRTIO_RING_F_EVENT_IDX) ? 2 : 0; + size_t s __maybe_unused = vhost_has_feature(vq, VIRTIO_RING_F_EVENT_IDX) ? 2 : 0; return access_ok(desc, num * sizeof *desc) && access_ok(avail, |