From 262b4e8f74dfd5ea9159aa98dcd705158b12e8ed Mon Sep 17 00:00:00 2001
From: Max Reitz <mreitz@redhat.com>
Date: Wed, 16 Mar 2016 19:54:41 +0100
Subject: block: Add bdrv_next_monitor_owned()

Add a function for iterating over all monitor-owned BlockDriverStates so
the generic block layer can do so.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 blockdev.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'blockdev.c')

diff --git a/blockdev.c b/blockdev.c
index b6d24449e3..a5df7e7590 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -723,6 +723,13 @@ void blockdev_close_all_bdrv_states(void)
     }
 }
 
+/* Iterates over the list of monitor-owned BlockDriverStates */
+BlockDriverState *bdrv_next_monitor_owned(BlockDriverState *bs)
+{
+    return bs ? QTAILQ_NEXT(bs, monitor_list)
+              : QTAILQ_FIRST(&monitor_bdrv_states);
+}
+
 static void qemu_opt_rename(QemuOpts *opts, const char *from, const char *to,
                             Error **errp)
 {
-- 
cgit 1.4.1