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block: Drop child_file

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Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200513110544.176672-33-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 13:05:42 +02:00 • committed by Kevin Wolf
parent 9aab945e9c
commit f6de853fa3
3 changed files with 5 additions and 43 deletions
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39
block.c
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@ -80,13 +80,6 @@ static BlockDriverState *bdrv_open_inherit(const char *filename,
BdrvChildRole child_role,
Error **errp);
/* TODO: Remove when no longer needed */
static void bdrv_inherited_options(BdrvChildRole role, bool parent_is_format,
int *child_flags, QDict *child_options,
int parent_flags, QDict *parent_options);
static void bdrv_child_cb_attach(BdrvChild *child);
static void bdrv_child_cb_detach(BdrvChild *child);
/* If non-zero, use only whitelisted block drivers */
static int use_bdrv_whitelist;
@ -1145,33 +1138,6 @@ static void bdrv_temp_snapshot_options(int *child_flags, QDict *child_options,
*child_flags &= ~BDRV_O_NATIVE_AIO;
}
/*
* Returns the options and flags that bs->file should get if a protocol driver
* is expected, based on the given options and flags for the parent BDS
*/
static void bdrv_protocol_options(BdrvChildRole role, bool parent_is_format,
int *child_flags, QDict *child_options,
int parent_flags, QDict *parent_options)
{
bdrv_inherited_options(BDRV_CHILD_IMAGE, true,
child_flags, child_options,
parent_flags, parent_options);
}
const BdrvChildClass child_file = {
.parent_is_bds = true,
.get_parent_desc = bdrv_child_get_parent_desc,
.inherit_options = bdrv_protocol_options,
.drained_begin = bdrv_child_cb_drained_begin,
.drained_poll = bdrv_child_cb_drained_poll,
.drained_end = bdrv_child_cb_drained_end,
.attach = bdrv_child_cb_attach,
.detach = bdrv_child_cb_detach,
.inactivate = bdrv_child_cb_inactivate,
.can_set_aio_ctx = bdrv_child_cb_can_set_aio_ctx,
.set_aio_ctx = bdrv_child_cb_set_aio_ctx,
};
static void bdrv_backing_attach(BdrvChild *c)
{
BlockDriverState *parent = c->opaque;
@ -2444,9 +2410,8 @@ static void bdrv_default_perms_for_storage(BlockDriverState *bs, BdrvChild *c,
{
int flags;
assert(child_class == &child_file ||
(child_class == &child_of_bds &&
(role & (BDRV_CHILD_METADATA | BDRV_CHILD_DATA))));
assert(child_class == &child_of_bds &&
(role & (BDRV_CHILD_METADATA | BDRV_CHILD_DATA)));
flags = bdrv_reopen_get_flags(reopen_queue, bs);