diff options
author | Darrick J. Wong <djwong@kernel.org> | 2021-09-01 10:46:57 -0700 |
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committer | Darrick J. Wong <djwong@kernel.org> | 2021-09-17 18:54:58 -0700 |
commit | ca89ae6b8772382f6ba6a55b869dd5f83cbe8f87 (patch) | |
tree | c1df3e4c1899572c62468fb9a0e483c9b192e36a /fs/xfs/xfs_inode.h | |
parent | 4d18e4a0097487be0b3b9367f6d7ba513d735b50 (diff) |
xfs: create a new helper to return a file's allocation unit
Create a new helper function to calculate the fundamental allocation
unit (i.e. the smallest unit of space we can allocate) of a file.
Things are going to get hairy with range-exchange on the realtime
device, so prepare for this now.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Diffstat (limited to 'fs/xfs/xfs_inode.h')
-rw-r--r-- | fs/xfs/xfs_inode.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h index 753b4903f555..3e7abd2674e5 100644 --- a/fs/xfs/xfs_inode.h +++ b/fs/xfs/xfs_inode.h @@ -521,5 +521,6 @@ void xfs_iunlock2_io_mmap(struct xfs_inode *ip1, struct xfs_inode *ip2); void xfs_inode_count_blocks(struct xfs_trans *tp, struct xfs_inode *ip, xfs_filblks_t *dblocks, xfs_filblks_t *rblocks); +unsigned int xfs_inode_alloc_unitsize(struct xfs_inode *ip); #endif /* __XFS_INODE_H__ */ |