[Qemu-devel] [PATCH v4 1/5] vhost: rename RESET_DEVICE backto RESET_OWNER

[Yuanhan Liu <yuanhan.liu@linux.intel.com>]

This patch basically reverts commit d1f8b30e.

It turned out that it breaks stuff, so revert it:
    http://lists.nongnu.org/archive/html/qemu-devel/2015-10/msg00949.html

CC: "Michael S. Tsirkin" <mst@redhat.com>
Reported-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
---
 docs/specs/vhost-user.txt   | 4 ++--
 hw/virtio/vhost-backend.c   | 2 +-
 hw/virtio/vhost-user.c      | 6 +++---
 linux-headers/linux/vhost.h | 2 +-
 tests/vhost-user-bridge.c   | 6 +++---
 tests/vhost-user-test.c     | 4 ++--
 6 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/docs/specs/vhost-user.txt b/docs/specs/vhost-user.txt
index e0d71e2..d319715 100644
--- a/docs/specs/vhost-user.txt
+++ b/docs/specs/vhost-user.txt
@@ -255,10 +255,10 @@ Message types
       as an owner of the session. This can be used on the Slave as a
       "session start" flag.
 
- * VHOST_USER_RESET_DEVICE
+ * VHOST_USER_RESET_OWNER
 
       Id: 4
-      Equivalent ioctl: VHOST_RESET_DEVICE
+      Equivalent ioctl: VHOST_RESET_OWNER
       Master payload: N/A
 
       Issued when a new connection is about to be closed. The Master will no
diff --git a/hw/virtio/vhost-backend.c b/hw/virtio/vhost-backend.c
index 1d5f684..b734a60 100644
--- a/hw/virtio/vhost-backend.c
+++ b/hw/virtio/vhost-backend.c
@@ -156,7 +156,7 @@ static int vhost_kernel_set_owner(struct vhost_dev *dev)
 
 static int vhost_kernel_reset_device(struct vhost_dev *dev)
 {
-    return vhost_kernel_call(dev, VHOST_RESET_DEVICE, NULL);
+    return vhost_kernel_call(dev, VHOST_RESET_OWNER, NULL);
 }
 
 static int vhost_kernel_get_vq_index(struct vhost_dev *dev, int idx)
diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c
index 83c84f1..4766f98 100644
--- a/hw/virtio/vhost-user.c
+++ b/hw/virtio/vhost-user.c
@@ -43,7 +43,7 @@ typedef enum VhostUserRequest {
     VHOST_USER_GET_FEATURES = 1,
     VHOST_USER_SET_FEATURES = 2,
     VHOST_USER_SET_OWNER = 3,
-    VHOST_USER_RESET_DEVICE = 4,
+    VHOST_USER_RESET_OWNER = 4,
     VHOST_USER_SET_MEM_TABLE = 5,
     VHOST_USER_SET_LOG_BASE = 6,
     VHOST_USER_SET_LOG_FD = 7,
@@ -157,7 +157,7 @@ static bool vhost_user_one_time_request(VhostUserRequest request)
 {
     switch (request) {
     case VHOST_USER_SET_OWNER:
-    case VHOST_USER_RESET_DEVICE:
+    case VHOST_USER_RESET_OWNER:
     case VHOST_USER_SET_MEM_TABLE:
     case VHOST_USER_GET_QUEUE_NUM:
         return true;
@@ -486,7 +486,7 @@ static int vhost_user_set_owner(struct vhost_dev *dev)
 static int vhost_user_reset_device(struct vhost_dev *dev)
 {
     VhostUserMsg msg = {
-        .request = VHOST_USER_RESET_DEVICE,
+        .request = VHOST_USER_RESET_OWNER,
         .flags = VHOST_USER_VERSION,
     };
 
diff --git a/linux-headers/linux/vhost.h b/linux-headers/linux/vhost.h
index 14a0160..ead86db 100644
--- a/linux-headers/linux/vhost.h
+++ b/linux-headers/linux/vhost.h
@@ -78,7 +78,7 @@ struct vhost_memory {
 #define VHOST_SET_OWNER _IO(VHOST_VIRTIO, 0x01)
 /* Give up ownership, and reset the device to default values.
  * Allows subsequent call to VHOST_OWNER_SET to succeed. */
-#define VHOST_RESET_DEVICE _IO(VHOST_VIRTIO, 0x02)
+#define VHOST_RESET_OWNER _IO(VHOST_VIRTIO, 0x02)
 
 /* Set up/modify memory layout */
 #define VHOST_SET_MEM_TABLE	_IOW(VHOST_VIRTIO, 0x03, struct vhost_memory)
diff --git a/tests/vhost-user-bridge.c b/tests/vhost-user-bridge.c
index fa18ad5..864f69e 100644
--- a/tests/vhost-user-bridge.c
+++ b/tests/vhost-user-bridge.c
@@ -188,7 +188,7 @@ typedef enum VhostUserRequest {
     VHOST_USER_GET_FEATURES = 1,
     VHOST_USER_SET_FEATURES = 2,
     VHOST_USER_SET_OWNER = 3,
-    VHOST_USER_RESET_DEVICE = 4,
+    VHOST_USER_RESET_OWNER = 4,
     VHOST_USER_SET_MEM_TABLE = 5,
     VHOST_USER_SET_LOG_BASE = 6,
     VHOST_USER_SET_LOG_FD = 7,
@@ -274,7 +274,7 @@ static const char *vubr_request_str[] = {
     [VHOST_USER_GET_FEATURES]           =  "VHOST_USER_GET_FEATURES",
     [VHOST_USER_SET_FEATURES]           =  "VHOST_USER_SET_FEATURES",
     [VHOST_USER_SET_OWNER]              =  "VHOST_USER_SET_OWNER",
-    [VHOST_USER_RESET_DEVICE]           =  "VHOST_USER_RESET_DEVICE",
+    [VHOST_USER_RESET_OWNER]           =  "VHOST_USER_RESET_OWNER",
     [VHOST_USER_SET_MEM_TABLE]          =  "VHOST_USER_SET_MEM_TABLE",
     [VHOST_USER_SET_LOG_BASE]           =  "VHOST_USER_SET_LOG_BASE",
     [VHOST_USER_SET_LOG_FD]             =  "VHOST_USER_SET_LOG_FD",
@@ -921,7 +921,7 @@ vubr_execute_request(VubrDev *dev, VhostUserMsg *vmsg)
         return vubr_set_features_exec(dev, vmsg);
     case VHOST_USER_SET_OWNER:
         return vubr_set_owner_exec(dev, vmsg);
-    case VHOST_USER_RESET_DEVICE:
+    case VHOST_USER_RESET_OWNER:
         return vubr_reset_device_exec(dev, vmsg);
     case VHOST_USER_SET_MEM_TABLE:
         return vubr_set_mem_table_exec(dev, vmsg);
diff --git a/tests/vhost-user-test.c b/tests/vhost-user-test.c
index b6dde75..66778c4 100644
--- a/tests/vhost-user-test.c
+++ b/tests/vhost-user-test.c
@@ -57,7 +57,7 @@ typedef enum VhostUserRequest {
     VHOST_USER_GET_FEATURES = 1,
     VHOST_USER_SET_FEATURES = 2,
     VHOST_USER_SET_OWNER = 3,
-    VHOST_USER_RESET_DEVICE = 4,
+    VHOST_USER_RESET_OWNER = 4,
     VHOST_USER_SET_MEM_TABLE = 5,
     VHOST_USER_SET_LOG_BASE = 6,
     VHOST_USER_SET_LOG_FD = 7,
@@ -307,7 +307,7 @@ static void chr_read(void *opaque, const uint8_t *buf, int size)
         g_cond_signal(&s->data_cond);
         break;
 
-    case VHOST_USER_RESET_DEVICE:
+    case VHOST_USER_RESET_OWNER:
         s->fds_num = 0;
         break;
 
-- 
1.9.0