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authorManos Pitsidianakis <el13635@mail.ntua.gr>2017-07-13 18:30:27 +0300
committerKevin Wolf <kwolf@redhat.com>2017-09-04 18:31:13 +0200
commitd8e12cd3227f0cb3b5558563f094088cfefb8f21 (patch)
tree7804bf0202c245145d378c76fdb8a55e22b46fec /block
parentf024aee8673676712f7622e814f27b0f7d5bffd5 (diff)
block: remove bdrv_truncate callback in blkdebug
Now that bdrv_truncate is passed to bs->file by default, remove the callback from block/blkdebug.c and set is_filter to true. is_filter also gives access to other callbacks that are forwarded automatically to bs->file for filters. Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Manos Pitsidianakis <el13635@mail.ntua.gr> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block')
-rw-r--r--block/blkdebug.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/block/blkdebug.c b/block/blkdebug.c
index 8e385acf54..f10e3e5638 100644
--- a/block/blkdebug.c
+++ b/block/blkdebug.c
@@ -808,12 +808,6 @@ static int64_t blkdebug_getlength(BlockDriverState *bs)
return bdrv_getlength(bs->file->bs);
}
-static int blkdebug_truncate(BlockDriverState *bs, int64_t offset,
- PreallocMode prealloc, Error **errp)
-{
- return bdrv_truncate(bs->file, offset, prealloc, errp);
-}
-
static void blkdebug_refresh_filename(BlockDriverState *bs, QDict *options)
{
BDRVBlkdebugState *s = bs->opaque;
@@ -896,6 +890,7 @@ static BlockDriver bdrv_blkdebug = {
.format_name = "blkdebug",
.protocol_name = "blkdebug",
.instance_size = sizeof(BDRVBlkdebugState),
+ .is_filter = true,
.bdrv_parse_filename = blkdebug_parse_filename,
.bdrv_file_open = blkdebug_open,
@@ -904,7 +899,6 @@ static BlockDriver bdrv_blkdebug = {
.bdrv_child_perm = bdrv_filter_default_perms,
.bdrv_getlength = blkdebug_getlength,
- .bdrv_truncate = blkdebug_truncate,
.bdrv_refresh_filename = blkdebug_refresh_filename,
.bdrv_refresh_limits = blkdebug_refresh_limits,