linux-kernel - [RFC PATCH 03/24] vhost: move the backend feature bits to vhost

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Date:   Thu, 24 Sep 2020 11:21:04 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     mst@...hat.com, jasowang@...hat.com
Cc:     lulu@...hat.com, kvm@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, rob.miller@...adcom.com,
        lingshan.zhu@...el.com, eperezma@...hat.com, hanand@...inx.com,
        mhabets@...arflare.com, eli@...lanox.com, amorenoz@...hat.com,
        maxime.coquelin@...hat.com, stefanha@...hat.com,
        sgarzare@...hat.com
Subject: [RFC PATCH 03/24] vhost: move the backend feature bits to vhost_types.h

We should store feature bits in vhost_types.h as what has been done
for e.g VHOST_F_LOG_ALL.

Signed-off-by: Jason Wang <jasowang@...hat.com>
---
 include/uapi/linux/vhost.h       | 5 -----
 include/uapi/linux/vhost_types.h | 5 +++++
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/uapi/linux/vhost.h b/include/uapi/linux/vhost.h
index 75232185324a..c26452782882 100644
--- a/include/uapi/linux/vhost.h
+++ b/include/uapi/linux/vhost.h
@@ -89,11 +89,6 @@
 
 /* Set or get vhost backend capability */
 
-/* Use message type V2 */
-#define VHOST_BACKEND_F_IOTLB_MSG_V2 0x1
-/* IOTLB can accept batching hints */
-#define VHOST_BACKEND_F_IOTLB_BATCH  0x2
-
 #define VHOST_SET_BACKEND_FEATURES _IOW(VHOST_VIRTIO, 0x25, __u64)
 #define VHOST_GET_BACKEND_FEATURES _IOR(VHOST_VIRTIO, 0x26, __u64)
 
diff --git a/include/uapi/linux/vhost_types.h b/include/uapi/linux/vhost_types.h
index 9a269a88a6ff..532571571b4b 100644
--- a/include/uapi/linux/vhost_types.h
+++ b/include/uapi/linux/vhost_types.h
@@ -144,4 +144,9 @@ struct vhost_vdpa_config {
 /* vhost-net should add virtio_net_hdr for RX, and strip for TX packets. */
 #define VHOST_NET_F_VIRTIO_NET_HDR 27
 
+/* Use message type V2 */
+#define VHOST_BACKEND_F_IOTLB_MSG_V2 0x1
+/* IOTLB can accept batching hints */
+#define VHOST_BACKEND_F_IOTLB_BATCH  0x2
+
 #endif
-- 
2.20.1