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authorMax Reitz <mreitz@redhat.com>2013-12-20 19:28:08 +0100
committerKevin Wolf <kwolf@redhat.com>2014-01-22 12:07:17 +0100
commit72daa72eeecb6b2ee06ab7d836ac3aa01ad7e6df (patch)
treeae24ab91dca7ea4e294b7b36f4f3e6fdd4d63908 /include/block
parent89f2b21e36cce948c39fa7cf24226f6e5f042cc8 (diff)
downloadqemu-72daa72eeecb6b2ee06ab7d836ac3aa01ad7e6df.tar.gz
block: Allow reference for bdrv_file_open()
Allow specifying a reference to an existing block device (by name) for bdrv_file_open() instead of a filename and/or options. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'include/block')
-rw-r--r--include/block/block.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/block/block.h b/include/block/block.h
index 36efaeac2d..e2b2a15f9a 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -184,7 +184,8 @@ void bdrv_append(BlockDriverState *bs_new, BlockDriverState *bs_top);
int bdrv_parse_cache_flags(const char *mode, int *flags);
int bdrv_parse_discard_flags(const char *mode, int *flags);
int bdrv_file_open(BlockDriverState **pbs, const char *filename,
- QDict *options, int flags, Error **errp);
+ const char *reference, QDict *options, int flags,
+ Error **errp);
int bdrv_open_backing_file(BlockDriverState *bs, QDict *options, Error **errp);
int bdrv_open(BlockDriverState *bs, const char *filename, QDict *options,
int flags, BlockDriver *drv, Error **errp);