From: Kevin Wolf <kwolf@redhat.com>
Date: Thu, 29 Oct 2015 14:22:27 +0000 (+0100)
Subject: blkdebug: Enable reopen
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=c5e8bfb7cdc1859d7c34565a5f39231f0809fcd4;p=people%2Fliuw%2Flibxenctrl-split%2Fqemu-xen.git

blkdebug: Enable reopen

Just reopening the children (as block.c does now) is enough.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
---

diff --git a/block/blkdebug.c b/block/blkdebug.c
index ba89e1722..86b143dc2 100644
--- a/block/blkdebug.c
+++ b/block/blkdebug.c
@@ -718,6 +718,12 @@ static void blkdebug_refresh_filename(BlockDriverState *bs, QDict *options)
     bs->full_open_options = opts;
 }
 
+static int blkdebug_reopen_prepare(BDRVReopenState *reopen_state,
+                                   BlockReopenQueue *queue, Error **errp)
+{
+    return 0;
+}
+
 static BlockDriver bdrv_blkdebug = {
     .format_name            = "blkdebug",
     .protocol_name          = "blkdebug",
@@ -726,6 +732,7 @@ static BlockDriver bdrv_blkdebug = {
     .bdrv_parse_filename    = blkdebug_parse_filename,
     .bdrv_file_open         = blkdebug_open,
     .bdrv_close             = blkdebug_close,
+    .bdrv_reopen_prepare    = blkdebug_reopen_prepare,
     .bdrv_getlength         = blkdebug_getlength,
     .bdrv_truncate          = blkdebug_truncate,
     .bdrv_refresh_filename  = blkdebug_refresh_filename,