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Btrfs: make profile_is_valid() check more strict

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"0" is a valid value for an on-disk chunk profile, but it is not a valid
extended profile.  (We have a separate bit for single chunks in extended
case)

Also rename it to alloc_profile_is_valid() for clarity.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Ilya Dryomov 2012-03-27 17:09:17 +03:00
parent 899c81eac8
commit e8920a640b
3 changed files with 17 additions and 12 deletions
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2
fs/btrfs/extent-tree.c
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@ -3400,7 +3400,7 @@ static int do_chunk_alloc(struct btrfs_trans_handle *trans,
int wait_for_alloc = 0;
int ret = 0;
BUG_ON(!profile_is_valid(flags, 0));
BUG_ON(!alloc_profile_is_valid(flags, 0));
space_info = __find_space_info(extent_root->fs_info, flags);
if (!space_info) {