Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
---
 block/monitor/block-hmp-cmds.c | 30 ++++++++++++++++++++++++
 blockdev.c                     | 42 +++++++---------------------------
 include/block/block_int.h      |  5 ++--
 3 files changed, 41 insertions(+), 36 deletions(-)

diff --git a/block/monitor/block-hmp-cmds.c b/block/monitor/block-hmp-cmds.c
index 2ee96f3258..67098e3d51 100644
--- a/block/monitor/block-hmp-cmds.c
+++ b/block/monitor/block-hmp-cmds.c
@@ -54,6 +54,36 @@
 #include "block/block-hmp-cmds.h"
 #include "qemu-io.h"
 
+static void hmp_drive_add_node(Monitor *mon, const char *optstr)
+{
+    QemuOpts *opts;
+    QDict *qdict;
+    Error *local_err = NULL;
+
+    opts = qemu_opts_parse_noisily(&qemu_drive_opts, optstr, false);
+    if (!opts) {
+        return;
+    }
+
+    qdict = qemu_opts_to_qdict(opts, NULL);
+
+    if (!qdict_get_try_str(qdict, "node-name")) {
+        qobject_unref(qdict);
+        error_report("'node-name' needs to be specified");
+        goto out;
+    }
+
+    BlockDriverState *bs = bds_tree_init(qdict, &local_err);
+    if (!bs) {
+        error_report_err(local_err);
+        goto out;
+    }
+
+    bdrv_set_monitor_owned(bs);
+out:
+    qemu_opts_del(opts);
+}
+
 void hmp_drive_add(Monitor *mon, const QDict *qdict)
 {
     Error *err = NULL;
diff --git a/blockdev.c b/blockdev.c
index f2c5ea8a87..d422ac4fe3 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -64,7 +64,7 @@
 #include "qemu/main-loop.h"
 #include "qemu/throttle-options.h"
 
-static QTAILQ_HEAD(, BlockDriverState) monitor_bdrv_states =
+QTAILQ_HEAD(, BlockDriverState) monitor_bdrv_states =
     QTAILQ_HEAD_INITIALIZER(monitor_bdrv_states);
 
 static int do_open_tray(const char *blk_name, const char *qdev_id,
@@ -75,6 +75,11 @@ static void blockdev_insert_medium(bool has_device, const char *device,
                                    bool has_id, const char *id,
                                    const char *node_name, Error **errp);
 
+void bdrv_set_monitor_owned(BlockDriverState *bs)
+{
+    QTAILQ_INSERT_TAIL(&monitor_bdrv_states, bs, monitor_list);
+}
+
 static const char *const if_name[IF_COUNT] = {
     [IF_NONE] = "none",
     [IF_IDE] = "ide",
@@ -652,7 +657,7 @@ err_no_opts:
 }
 
 /* Takes the ownership of bs_opts */
-static BlockDriverState *bds_tree_init(QDict *bs_opts, Error **errp)
+BlockDriverState *bds_tree_init(QDict *bs_opts, Error **errp)
 {
     int bdrv_flags = 0;
 
@@ -4232,37 +4237,6 @@ out:
     aio_context_release(aio_context);
 }
 
-void hmp_drive_add_node(Monitor *mon, const char *optstr)
-{
-    QemuOpts *opts;
-    QDict *qdict;
-    Error *local_err = NULL;
-
-    opts = qemu_opts_parse_noisily(&qemu_drive_opts, optstr, false);
-    if (!opts) {
-        return;
-    }
-
-    qdict = qemu_opts_to_qdict(opts, NULL);
-
-    if (!qdict_get_try_str(qdict, "node-name")) {
-        qobject_unref(qdict);
-        error_report("'node-name' needs to be specified");
-        goto out;
-    }
-
-    BlockDriverState *bs = bds_tree_init(qdict, &local_err);
-    if (!bs) {
-        error_report_err(local_err);
-        goto out;
-    }
-
-    QTAILQ_INSERT_TAIL(&monitor_bdrv_states, bs, monitor_list);
-
-out:
-    qemu_opts_del(opts);
-}
-
 void qmp_blockdev_add(BlockdevOptions *options, Error **errp)
 {
     BlockDriverState *bs;
@@ -4292,7 +4266,7 @@ void qmp_blockdev_add(BlockdevOptions *options, Error **errp)
         goto fail;
     }
 
-    QTAILQ_INSERT_TAIL(&monitor_bdrv_states, bs, monitor_list);
+    bdrv_set_monitor_owned(bs);
 
 fail:
     visit_free(v);
diff --git a/include/block/block_int.h b/include/block/block_int.h
index dd033d0b37..10df257a61 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -1217,8 +1217,6 @@ BlockJob *backup_job_create(const char *job_id, BlockDriverState *bs,
                             BlockCompletionFunc *cb, void *opaque,
                             JobTxn *txn, Error **errp);
 
-void hmp_drive_add_node(Monitor *mon, const char *optstr);
-
 BdrvChild *bdrv_root_attach_child(BlockDriverState *child_bs,
                                   const char *child_name,
                                   const BdrvChildRole *child_role,
@@ -1320,4 +1318,7 @@ int coroutine_fn bdrv_co_copy_range_to(BdrvChild *src, uint64_t src_offset,
 
 int refresh_total_sectors(BlockDriverState *bs, int64_t hint);
 
+void bdrv_set_monitor_owned(BlockDriverState *bs);
+BlockDriverState *bds_tree_init(QDict *bs_opts, Error **errp);
+
 #endif /* BLOCK_INT_H */
-- 
2.17.2