diff options
| author | Kevin Wolf <kwolf@redhat.com> | 2017-03-09 11:49:16 +0100 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2017-03-13 12:49:33 +0100 |
| commit | dcbf37ce41a52698550f8f8b2f14b5e6fee22d2d (patch) | |
| tree | f69a1fb502186e34897e27a99d5410edc471cb07 | |
| parent | fd4a6493bb7c5f9bea0e7d9de09ccc0d573e3789 (diff) | |
commit: Implement .bdrv_refresh_filename
We want query-block to return the right filename, even if a commit job
put a bdrv_commit_top on top of the actual image format driver. Let
bdrv_commit_top.bdrv_refresh_filename get the filename from its backing
file.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
| -rw-r--r-- | block/commit.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/block/commit.c b/block/commit.c index 932d1e6046..28324820a4 100644 --- a/block/commit.c +++ b/block/commit.c @@ -13,6 +13,7 @@ */ #include "qemu/osdep.h" +#include "qemu/cutils.h" #include "trace.h" #include "block/block_int.h" #include "block/blockjob_int.h" @@ -242,6 +243,12 @@ static int64_t coroutine_fn bdrv_commit_top_get_block_status( (sector_num << BDRV_SECTOR_BITS); } +static void bdrv_commit_top_refresh_filename(BlockDriverState *bs, QDict *opts) +{ + bdrv_refresh_filename(bs->backing->bs); + pstrcpy(bs->exact_filename, sizeof(bs->exact_filename), + bs->backing->bs->filename); +} static void bdrv_commit_top_close(BlockDriverState *bs) { @@ -262,6 +269,7 @@ static BlockDriver bdrv_commit_top = { .format_name = "commit_top", .bdrv_co_preadv = bdrv_commit_top_preadv, .bdrv_co_get_block_status = bdrv_commit_top_get_block_status, + .bdrv_refresh_filename = bdrv_commit_top_refresh_filename, .bdrv_close = bdrv_commit_top_close, .bdrv_child_perm = bdrv_commit_top_child_perm, }; |