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| author | Dave Chinner <dgc@sgi.com> | 2009-03-16 08:29:46 +0100 |
|---|---|---|
| committer | Christoph Hellwig <hch@brick.lst.de> | 2009-03-16 08:29:46 +0100 |
| commit | 6cc87645e2a3c28d857b074e90bf88bfcd117afa (patch) | |
| tree | a93770aa88f1ecde7af8954931e19cef2015bf53 /fs/xfs/xfs_alloc.h | |
| parent | cb4c8cc1e92bc68c952e9a81a9fb9736bd8150de (diff) | |
| download | op-kernel-dev-6cc87645e2a3c28d857b074e90bf88bfcd117afa.zip op-kernel-dev-6cc87645e2a3c28d857b074e90bf88bfcd117afa.tar.gz | |
xfs: factor out code to find the longest free extent in the AG
Signed-off-by: Dave Chinner <dgc@sgi.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/xfs_alloc.h')
| -rw-r--r-- | fs/xfs/xfs_alloc.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/xfs/xfs_alloc.h b/fs/xfs/xfs_alloc.h index 5881727..e704caee 100644 --- a/fs/xfs/xfs_alloc.h +++ b/fs/xfs/xfs_alloc.h @@ -100,6 +100,12 @@ typedef struct xfs_alloc_arg { #define XFS_ALLOC_USERDATA 1 /* allocation is for user data*/ #define XFS_ALLOC_INITIAL_USER_DATA 2 /* special case start of file */ +/* + * Find the length of the longest extent in an AG. + */ +xfs_extlen_t +xfs_alloc_longest_free_extent(struct xfs_mount *mp, + struct xfs_perag *pag); #ifdef __KERNEL__ |
