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authorOmar Sandoval <osandov@fb.com>2018-05-11 22:13:40 +0200
committerDavid Sterba <dsterba@suse.com>2018-05-28 18:24:00 +0200
commit399b0bbf5f680797d3599fa14f16706ffc470145 (patch)
tree8dc4f332bfdd5c412ecb0b71906d098dc153e66b /fs/btrfs
parentBtrfs: renumber BTRFS_INODE_ runtime flags and switch to enums (diff)
downloadlinux-399b0bbf5f680797d3599fa14f16706ffc470145.tar.xz
linux-399b0bbf5f680797d3599fa14f16706ffc470145.zip
Btrfs: reserve space for O_TMPFILE orphan item deletion
btrfs_link() calls btrfs_orphan_del() if it's linking an O_TMPFILE but it doesn't reserve space to do so. Even before the removal of the orphan_block_rsv it wasn't using it. Fixes: ef3b9af50bfa ("Btrfs: implement inode_operations callback tmpfile") Reviewed-by: Filipe Manana <fdmanana@suse.com> Signed-off-by: Omar Sandoval <osandov@fb.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/inode.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index b247ea31c436..6e9cb5338964 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -6658,8 +6658,9 @@ static int btrfs_link(struct dentry *old_dentry, struct inode *dir,
* 2 items for inode and inode ref
* 2 items for dir items
* 1 item for parent inode
+ * 1 item for orphan item deletion if O_TMPFILE
*/
- trans = btrfs_start_transaction(root, 5);
+ trans = btrfs_start_transaction(root, inode->i_nlink ? 5 : 6);
if (IS_ERR(trans)) {
err = PTR_ERR(trans);
trans = NULL;