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dm thin metadata: move __superblock_all_zeroes to __open_or_format_metadata

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Move the check for __superblock_all_zeroes from
__create_persistent_data_objects() down to __open_or_format_metadata in
dm-thin-metadata.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Joe Thornber 2012-07-27 15:08:13 +01:00 committed by Alasdair G Kergon
parent a97e5e6fd0
commit 237074c0a3
1 changed files with 9 additions and 9 deletions
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18
drivers/md/dm-thin-metadata.c
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@ -596,9 +596,15 @@ static int __open_metadata(struct dm_pool_metadata *pmd)
}
static int __open_or_format_metadata(struct dm_pool_metadata *pmd,
int create)
int *create)
{
if (create)
int r;
r = __superblock_all_zeroes(pmd->bm, create);
if (r)
return r;
if (*create)
return __format_metadata(pmd);
else
return __open_metadata(pmd);
@ -617,13 +623,7 @@ static int __create_persistent_data_objects(struct dm_pool_metadata *pmd,
return PTR_ERR(pmd->bm);
}
r = __superblock_all_zeroes(pmd->bm, create);
if (r) {
dm_block_manager_destroy(pmd->bm);
return r;
}
r = __open_or_format_metadata(pmd, *create);
r = __open_or_format_metadata(pmd, create);
if (r)
dm_block_manager_destroy(pmd->bm);