block: Rename bdrv_mon_event() & BlockMonEventAction

They are QMP events, not monitor events. Rename them accordingly.

Also, move bdrv_emit_qmp_error_event() up in the file. A new event will
be added soon and it's good to have them next each other.
Signed-off-by: NLuiz Capitulino <lcapitulino@redhat.com>
Reviewed-by: NMarkus Armbruster <armbru@redhat.com>
Acked-by: NKevin Wolf <kwolf@redhat.com>

block.c

@@ -943,6 +943,35 @@ void bdrv_set_dev_ops(BlockDriverState *bs, const BlockDevOps *ops,
     }
 }
 
+void bdrv_emit_qmp_error_event(const BlockDriverState *bdrv,
+                               BlockQMPEventAction action, int is_read)
+{
+    QObject *data;
+    const char *action_str;
+
+    switch (action) {
+    case BDRV_ACTION_REPORT:
+        action_str = "report";
+        break;
+    case BDRV_ACTION_IGNORE:
+        action_str = "ignore";
+        break;
+    case BDRV_ACTION_STOP:
+        action_str = "stop";
+        break;
+    default:
+        abort();
+    }
+
+    data = qobject_from_jsonf("{ 'device': %s, 'action': %s, 'operation': %s }",
+                              bdrv->device_name,
+                              action_str,
+                              is_read ? "read" : "write");
+    monitor_protocol_event(QEVENT_BLOCK_IO_ERROR, data);
+
+    qobject_decref(data);
+}
+
 static void bdrv_dev_change_media_cb(BlockDriverState *bs, bool load)
 {
     if (bs->dev_ops && bs->dev_ops->change_media_cb) {
@@ -2293,35 +2322,6 @@ int bdrv_is_allocated(BlockDriverState *bs, int64_t sector_num, int nb_sectors,
     return data.ret;
 }
 
-void bdrv_mon_event(const BlockDriverState *bdrv,
-                    BlockMonEventAction action, int is_read)
-{
-    QObject *data;
-    const char *action_str;
-
-    switch (action) {
-    case BDRV_ACTION_REPORT:
-        action_str = "report";
-        break;
-    case BDRV_ACTION_IGNORE:
-        action_str = "ignore";
-        break;
-    case BDRV_ACTION_STOP:
-        action_str = "stop";
-        break;
-    default:
-        abort();
-    }
-
-    data = qobject_from_jsonf("{ 'device': %s, 'action': %s, 'operation': %s }",
-                              bdrv->device_name,
-                              action_str,
-                              is_read ? "read" : "write");
-    monitor_protocol_event(QEVENT_BLOCK_IO_ERROR, data);
-
-    qobject_decref(data);
-}
-
 BlockInfoList *qmp_query_block(Error **errp)
 {
     BlockInfoList *head = NULL, *cur_item = NULL;

block.h

@@ -85,15 +85,15 @@ typedef enum {
 
 typedef enum {
     BDRV_ACTION_REPORT, BDRV_ACTION_IGNORE, BDRV_ACTION_STOP
-} BlockMonEventAction;
+} BlockQMPEventAction;
 
 void bdrv_iostatus_enable(BlockDriverState *bs);
 void bdrv_iostatus_reset(BlockDriverState *bs);
 void bdrv_iostatus_disable(BlockDriverState *bs);
 bool bdrv_iostatus_is_enabled(const BlockDriverState *bs);
 void bdrv_iostatus_set_err(BlockDriverState *bs, int error);
-void bdrv_mon_event(const BlockDriverState *bdrv,
-                    BlockMonEventAction action, int is_read);
+void bdrv_emit_qmp_error_event(const BlockDriverState *bdrv,
+                               BlockQMPEventAction action, int is_read);
 void bdrv_info_print(Monitor *mon, const QObject *data);
 void bdrv_info(Monitor *mon, QObject **ret_data);
 void bdrv_stats_print(Monitor *mon, const QObject *data);

hw/ide/core.c

@@ -519,7 +519,7 @@ static int ide_handle_rw_error(IDEState *s, int error, int op)
     BlockErrorAction action = bdrv_get_on_error(s->bs, is_read);
 
     if (action == BLOCK_ERR_IGNORE) {
-        bdrv_mon_event(s->bs, BDRV_ACTION_IGNORE, is_read);
+        bdrv_emit_qmp_error_event(s->bs, BDRV_ACTION_IGNORE, is_read);
         return 0;
     }
 
@@ -527,7 +527,7 @@ static int ide_handle_rw_error(IDEState *s, int error, int op)
             || action == BLOCK_ERR_STOP_ANY) {
         s->bus->dma->ops->set_unit(s->bus->dma, s->unit);
         s->bus->error_status = op;
-        bdrv_mon_event(s->bs, BDRV_ACTION_STOP, is_read);
+        bdrv_emit_qmp_error_event(s->bs, BDRV_ACTION_STOP, is_read);
         vm_stop(RUN_STATE_IO_ERROR);
         bdrv_iostatus_set_err(s->bs, error);
     } else {
@@ -537,7 +537,7 @@ static int ide_handle_rw_error(IDEState *s, int error, int op)
         } else {
             ide_rw_error(s);
         }
-        bdrv_mon_event(s->bs, BDRV_ACTION_REPORT, is_read);
+        bdrv_emit_qmp_error_event(s->bs, BDRV_ACTION_REPORT, is_read);
     }
 
     return 1;

hw/scsi-disk.c

@@ -233,14 +233,14 @@ static int scsi_handle_rw_error(SCSIDiskReq *r, int error)
     BlockErrorAction action = bdrv_get_on_error(s->qdev.conf.bs, is_read);
 
     if (action == BLOCK_ERR_IGNORE) {
-        bdrv_mon_event(s->qdev.conf.bs, BDRV_ACTION_IGNORE, is_read);
+        bdrv_emit_qmp_error_event(s->qdev.conf.bs, BDRV_ACTION_IGNORE, is_read);
         return 0;
     }
 
     if ((error == ENOSPC && action == BLOCK_ERR_STOP_ENOSPC)
             || action == BLOCK_ERR_STOP_ANY) {
 
-        bdrv_mon_event(s->qdev.conf.bs, BDRV_ACTION_STOP, is_read);
+        bdrv_emit_qmp_error_event(s->qdev.conf.bs, BDRV_ACTION_STOP, is_read);
         vm_stop(RUN_STATE_IO_ERROR);
         bdrv_iostatus_set_err(s->qdev.conf.bs, error);
         scsi_req_retry(&r->req);
@@ -259,7 +259,7 @@ static int scsi_handle_rw_error(SCSIDiskReq *r, int error)
             scsi_check_condition(r, SENSE_CODE(IO_ERROR));
             break;
         }
-        bdrv_mon_event(s->qdev.conf.bs, BDRV_ACTION_REPORT, is_read);
+        bdrv_emit_qmp_error_event(s->qdev.conf.bs, BDRV_ACTION_REPORT, is_read);
     }
     return 1;
 }

hw/virtio-blk.c

@@ -69,7 +69,7 @@ static int virtio_blk_handle_rw_error(VirtIOBlockReq *req, int error,
     VirtIOBlock *s = req->dev;
 
     if (action == BLOCK_ERR_IGNORE) {
-        bdrv_mon_event(s->bs, BDRV_ACTION_IGNORE, is_read);
+        bdrv_emit_qmp_error_event(s->bs, BDRV_ACTION_IGNORE, is_read);
         return 0;
     }
 
@@ -77,14 +77,14 @@ static int virtio_blk_handle_rw_error(VirtIOBlockReq *req, int error,
             || action == BLOCK_ERR_STOP_ANY) {
         req->next = s->rq;
         s->rq = req;
-        bdrv_mon_event(s->bs, BDRV_ACTION_STOP, is_read);
+        bdrv_emit_qmp_error_event(s->bs, BDRV_ACTION_STOP, is_read);
         vm_stop(RUN_STATE_IO_ERROR);
         bdrv_iostatus_set_err(s->bs, error);
     } else {
         virtio_blk_req_complete(req, VIRTIO_BLK_S_IOERR);
         bdrv_acct_done(s->bs, &req->acct);
         g_free(req);
-        bdrv_mon_event(s->bs, BDRV_ACTION_REPORT, is_read);
+        bdrv_emit_qmp_error_event(s->bs, BDRV_ACTION_REPORT, is_read);
     }
 
     return 1;