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block: Use child_of_bds in remaining places 

Replace child_file by child_of_bds in all remaining places (excluding
tests).

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200513110544.176672-28-mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Max Reitz 2020-05-13 13:05:37 +02:00 committed by Kevin Wolf
parent b3af2af43b
commit 58944401d6
4 changed files with 19 additions and 7 deletions
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3
block.c
View File

@ -3406,7 +3406,8 @@ static BlockDriverState *bdrv_open_inherit(const char *filename,
BlockDriverState *file_bs;
file_bs = bdrv_open_child_bs(filename, options, "file", bs,
&child_file, 0, true, &local_err);
&child_of_bds, BDRV_CHILD_IMAGE,
true, &local_err);
if (local_err) {
goto fail;
}

4
block/backup-top.c
View File

@ -215,8 +215,8 @@ BlockDriverState *bdrv_backup_top_append(BlockDriverState *source,
source->supported_zero_flags);
bdrv_ref(target);
state->target = bdrv_attach_child(top, target, "target", &child_file, 0,
errp);
state->target = bdrv_attach_child(top, target, "target", &child_of_bds,
BDRV_CHILD_DATA, errp);
if (!state->target) {
bdrv_unref(target);
bdrv_unref(top);

4
block/blklogwrites.c
View File

@ -167,8 +167,8 @@ static int blk_log_writes_open(BlockDriverState *bs, QDict *options, int flags,
}
/* Open the log file */
s->log_file = bdrv_open_child(NULL, options, "log", bs, &child_file, 0,
false, &local_err);
s->log_file = bdrv_open_child(NULL, options, "log", bs, &child_of_bds,
BDRV_CHILD_METADATA, false, &local_err);
if (local_err) {
ret = -EINVAL;
error_propagate(errp, local_err);

15
block/raw-format.c
View File

@ -441,6 +441,7 @@ static int raw_open(BlockDriverState *bs, QDict *options, int flags,
BDRVRawState *s = bs->opaque;
bool has_size;
uint64_t offset, size;
BdrvChildRole file_role;
int ret;
ret = raw_read_options(options, &offset, &has_size, &size, errp);
@ -448,8 +449,18 @@ static int raw_open(BlockDriverState *bs, QDict *options, int flags,
return ret;
}
bs->file = bdrv_open_child(NULL, options, "file", bs, &child_file, 0,
false, errp);
/*
* Without offset and a size limit, this driver behaves very much
* like a filter. With any such limit, it does not.
*/
if (offset || has_size) {
file_role = BDRV_CHILD_DATA | BDRV_CHILD_PRIMARY;
} else {
file_role = BDRV_CHILD_FILTERED | BDRV_CHILD_PRIMARY;
}
bs->file = bdrv_open_child(NULL, options, "file", bs, &child_of_bds,
file_role, false, errp);
if (!bs->file) {
return -EINVAL;
}