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authorGautam Dawar <gautam.dawar@xilinx.com>2022-03-30 23:33:52 +0530
committerMichael S. Tsirkin <mst@redhat.com>2022-05-31 12:44:30 -0400
commita0c95f201170bd559737d3cdc8a950aea62f29c6 (patch)
treec97c0587b979fb484e0f0e226035805fb93dad78 /include/uapi/linux
parentvhost-vdpa: introduce uAPI to get the number of virtqueue groups (diff)
downloadlinux-dev-a0c95f201170bd559737d3cdc8a950aea62f29c6.tar.xz
linux-dev-a0c95f201170bd559737d3cdc8a950aea62f29c6.zip
vhost-vdpa: introduce uAPI to get the number of address spaces
This patch introduces the uAPI for getting the number of address spaces supported by this vDPA device. Signed-off-by: Jason Wang <jasowang@redhat.com> Signed-off-by: Gautam Dawar <gdawar@xilinx.com> Message-Id: <20220330180436.24644-13-gdawar@xilinx.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include/uapi/linux')
-rw-r--r--include/uapi/linux/vhost.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/uapi/linux/vhost.h b/include/uapi/linux/vhost.h
index 61317c61d768..51322008901a 100644
--- a/include/uapi/linux/vhost.h
+++ b/include/uapi/linux/vhost.h
@@ -154,4 +154,6 @@
/* Get the number of virtqueue groups. */
#define VHOST_VDPA_GET_GROUP_NUM _IOR(VHOST_VIRTIO, 0x81, __u32)
+/* Get the number of address spaces. */
+#define VHOST_VDPA_GET_AS_NUM _IOR(VHOST_VIRTIO, 0x7A, unsigned int)
#endif