diff options
| author | Michael S. Tsirkin <mst@redhat.com> | 2025-12-29 13:25:23 -0500 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2026-01-02 06:22:49 -0500 |
| commit | 5fc6dd158e97d317aeb85ea930613f8db172603b (patch) | |
| tree | 153bcbe8db3209cce3f43deb5467a5b65703323d /include/linux/virtio.h | |
| parent | d5d846513128c1a3bc2f2d371f6e903177dea443 (diff) | |
virtio: add virtqueue_add_inbuf_cache_clean API
Add virtqueue_add_inbuf_cache_clean() for passing DMA_ATTR_CPU_CACHE_CLEAN
to virtqueue operations. This suppresses DMA debug cacheline overlap
warnings for buffers where proper cache management is ensured by the
caller.
Message-ID: <e50d38c974859e731e50bda7a0ee5691debf5bc4.1767601130.git.mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include/linux/virtio.h')
| -rw-r--r-- | include/linux/virtio.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/virtio.h b/include/linux/virtio.h index 3626eb694728..63bb05ece8c5 100644 --- a/include/linux/virtio.h +++ b/include/linux/virtio.h @@ -62,6 +62,11 @@ int virtqueue_add_inbuf(struct virtqueue *vq, void *data, gfp_t gfp); +int virtqueue_add_inbuf_cache_clean(struct virtqueue *vq, + struct scatterlist sg[], unsigned int num, + void *data, + gfp_t gfp); + int virtqueue_add_inbuf_ctx(struct virtqueue *vq, struct scatterlist sg[], unsigned int num, void *data, |