diff --git a/[refs] b/[refs] index 1972c1abef59..fe45501fdfd6 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 480daab42c4dd74b3c07031ddf9031251c530c77 +refs/heads/master: 5f0d1d7f2286c8a02dab69f5f0bd51681fab161e diff --git a/trunk/include/linux/virtio_ring.h b/trunk/include/linux/virtio_ring.h index c4a598fb3826..01bf3124e312 100644 --- a/trunk/include/linux/virtio_ring.h +++ b/trunk/include/linux/virtio_ring.h @@ -83,7 +83,7 @@ struct vring { * __u16 avail_idx; * __u16 available[num]; * - * // Padding to the next page boundary. + * // Padding to the next align boundary. * char pad[]; * * // A ring of used descriptor heads with free-running index. @@ -93,19 +93,19 @@ struct vring { * }; */ static inline void vring_init(struct vring *vr, unsigned int num, void *p, - unsigned long pagesize) + unsigned long align) { vr->num = num; vr->desc = p; vr->avail = p + num*sizeof(struct vring_desc); - vr->used = (void *)(((unsigned long)&vr->avail->ring[num] + pagesize-1) - & ~(pagesize - 1)); + vr->used = (void *)(((unsigned long)&vr->avail->ring[num] + align-1) + & ~(align - 1)); } -static inline unsigned vring_size(unsigned int num, unsigned long pagesize) +static inline unsigned vring_size(unsigned int num, unsigned long align) { return ((sizeof(struct vring_desc) * num + sizeof(__u16) * (2 + num) - + pagesize - 1) & ~(pagesize - 1)) + + align - 1) & ~(align - 1)) + sizeof(__u16) * 2 + sizeof(struct vring_used_elem) * num; }