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block: Make bdrv_filter_default_perms() static

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Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20200513110544.176672-31-mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Max Reitz 2020-05-13 13:05:40 +02:00 committed by Kevin Wolf
parent 69dca43d6b
commit 87278af1d9
2 changed files with 11 additions and 16 deletions
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17
block.c
View file

@ -2382,12 +2382,17 @@ int bdrv_child_refresh_perms(BlockDriverState *bs, BdrvChild *c, Error **errp)
return bdrv_child_try_set_perm(c, perms, shared, errp);
}
void bdrv_filter_default_perms(BlockDriverState *bs, BdrvChild *c,
const BdrvChildClass *child_class,
BdrvChildRole role,
BlockReopenQueue *reopen_queue,
uint64_t perm, uint64_t shared,
uint64_t *nperm, uint64_t *nshared)
/*
* Default implementation for .bdrv_child_perm() for block filters:
* Forward CONSISTENT_READ, WRITE, WRITE_UNCHANGED, and RESIZE to the
* filtered child.
*/
static void bdrv_filter_default_perms(BlockDriverState *bs, BdrvChild *c,
const BdrvChildClass *child_class,
BdrvChildRole role,
BlockReopenQueue *reopen_queue,
uint64_t perm, uint64_t shared,
uint64_t *nperm, uint64_t *nshared)
{
*nperm = perm & DEFAULT_PERM_PASSTHROUGH;
*nshared = (shared & DEFAULT_PERM_PASSTHROUGH) | DEFAULT_PERM_UNCHANGED;

10
include/block/block_int.h
View file

@ -1262,16 +1262,6 @@ int bdrv_child_try_set_perm(BdrvChild *c, uint64_t perm, uint64_t shared,
*/
int bdrv_child_refresh_perms(BlockDriverState *bs, BdrvChild *c, Error **errp);
/* Default implementation for BlockDriver.bdrv_child_perm() that can be used by
* block filters: Forward CONSISTENT_READ, WRITE, WRITE_UNCHANGED and RESIZE to
* all children */
void bdrv_filter_default_perms(BlockDriverState *bs, BdrvChild *c,
const BdrvChildClass *child_class,
BdrvChildRole child_role,
BlockReopenQueue *reopen_queue,
uint64_t perm, uint64_t shared,
uint64_t *nperm, uint64_t *nshared);
/* Default implementation for BlockDriver.bdrv_child_perm() that can be used by
* (non-raw) image formats: Like above for bs->backing, but for bs->file it
* requires WRITE | RESIZE for read-write images, always requires