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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-05 07:59:28 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-05 07:59:28 +0200
commit35f2e3c267f07a42bc1bf08081e963b3a33e6d7c (patch)
treecab274350db930656d6ea9a0c9989f210acf4722 /tools/include/uapi/linux/vhost.h
parente4cdd25cafac3f61c74c146db5de7a5c9bd7b6d0 (diff)
parent7e18e42e4b280c85b76967a9106a13ca61c16179 (diff)
Merge 6.0-rc4 into tty-next
We need the tty/serial fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/include/uapi/linux/vhost.h')
-rw-r--r--tools/include/uapi/linux/vhost.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/include/uapi/linux/vhost.h b/tools/include/uapi/linux/vhost.h
index cab645d4a645..f9f115a7c75b 100644
--- a/tools/include/uapi/linux/vhost.h
+++ b/tools/include/uapi/linux/vhost.h
@@ -171,4 +171,13 @@
#define VHOST_VDPA_SET_GROUP_ASID _IOW(VHOST_VIRTIO, 0x7C, \
struct vhost_vring_state)
+/* Suspend a device so it does not process virtqueue requests anymore
+ *
+ * After the return of ioctl the device must preserve all the necessary state
+ * (the virtqueue vring base plus the possible device specific states) that is
+ * required for restoring in the future. The device must not change its
+ * configuration after that point.
+ */
+#define VHOST_VDPA_SUSPEND _IO(VHOST_VIRTIO, 0x7D)
+
#endif