[Qemu-devel] [PATCH] blockdev: Unset temporary flag when changing medium.

[Alyssa Milburn]

This avoids a 'change' command from the monitor unlink()ing the new
file if the bdrv was previously snapshotted.

Signed-off-by: Alyssa Milburn <address@hidden>
---
 blockdev.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/blockdev.c b/blockdev.c
index be4ca44..d39c2e6 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -2514,6 +2514,7 @@ void qmp_blockdev_change_medium(const char *device, const 
char *filename,
     }
 
     bdrv_flags = blk_get_open_flags_from_root_state(blk);
+    bdrv_flags &= ~BDRV_O_TEMPORARY;
 
     if (!has_read_only) {
         read_only = BLOCKDEV_CHANGE_READ_ONLY_MODE_RETAIN;
-- 
2.1.0