From f392a938f3cc36a2abe68db9286bd864c3b2f7dd Mon Sep 17 00:00:00 2001 From: Chris Mason Date: Wed, 30 Jan 2008 11:54:05 -0500 Subject: [PATCH] Properly align the hole size in btrfs_setattr Signed-off-by: Chris Mason --- fs/btrfs/inode.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index de17c61dfa0a..515f8b01ab04 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -1001,7 +1001,7 @@ static int btrfs_setattr(struct dentry *dentry, struct iattr *attr) u64 mask = root->sectorsize - 1; u64 pos = (inode->i_size + mask) & ~mask; - u64 block_end = attr->ia_size | mask; + u64 block_end = (attr->ia_size + mask) & ~mask; u64 hole_start; u64 hole_size; u64 alloc_hint = 0; @@ -1022,7 +1022,7 @@ static int btrfs_setattr(struct dentry *dentry, struct iattr *attr) btrfs_truncate_page(inode->i_mapping, inode->i_size); - lock_extent(io_tree, pos, block_end, GFP_NOFS); + lock_extent(io_tree, pos, block_end - 1, GFP_NOFS); hole_size = block_end - hole_start; mutex_lock(&root->fs_info->fs_mutex); @@ -1043,7 +1043,7 @@ static int btrfs_setattr(struct dentry *dentry, struct iattr *attr) } btrfs_end_transaction(trans, root); mutex_unlock(&root->fs_info->fs_mutex); - unlock_extent(io_tree, pos, block_end, GFP_NOFS); + unlock_extent(io_tree, pos, block_end - 1, GFP_NOFS); if (err) return err; }