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Btrfs: align offsets for btrfs_ordered_update_i_size

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Some callers of btrfs_ordered_update_i_size can now pass in
a NULL for the ordered extent to update against.  This makes
sure we properly align the offset they pass in when deciding
how much to bump the on disk i_size.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Yan, Zheng 2009-12-28 05:01:58 +00:00 committed by Chris Mason
parent 406266ab9a
commit a038fab0cb
1 changed files with 2 additions and 0 deletions
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fs/btrfs/ordered-data.c
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@ -626,6 +626,8 @@ int btrfs_ordered_update_i_size(struct inode *inode, u64 offset,
if (ordered)
offset = entry_end(ordered);
else
offset = ALIGN(offset, BTRFS_I(inode)->root->sectorsize);
mutex_lock(&tree->mutex);
disk_i_size = BTRFS_I(inode)->disk_i_size;