Commits
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()
