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block: Pass BdrvChildRole to bdrv_child_perm()

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For now, all callers pass 0 and no callee evaluates this value.  Later
patches will change both.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20200513110544.176672-7-mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Max Reitz 2020-05-13 13:05:16 +02:00 • committed by Kevin Wolf
parent 258b776515
commit bf8e925eb5
13 changed files with 36 additions and 20 deletions
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5
block/blkdebug.c
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@ -994,14 +994,15 @@ static int blkdebug_reopen_prepare(BDRVReopenState *reopen_state,
static void blkdebug_child_perm(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)
{
BDRVBlkdebugState *s = bs->opaque;
bdrv_filter_default_perms(bs, c, child_class, reopen_queue, perm, shared,
nperm, nshared);
bdrv_filter_default_perms(bs, c, child_class, role, reopen_queue,
perm, shared, nperm, nshared);
*nperm |= s->take_child_perms;
*nshared &= ~s->unshare_child_perms;