Unlink changes the link count on the target inode. POSIX mandates that the ctime must also change when this occurs. Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx> --- Found using the nfstest_posix testsuite with knfsd exporting btrfs. --- fs/btrfs/inode.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 333b0e8587a2..b1b6564ab68f 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -4195,6 +4195,7 @@ static int __btrfs_unlink_inode(struct btrfs_trans_handle *trans, btrfs_i_size_write(dir, dir->vfs_inode.i_size - name->len * 2); inode_inc_iversion(&inode->vfs_inode); + inode_set_ctime_current(&inode->vfs_inode); inode_inc_iversion(&dir->vfs_inode); inode_set_mtime_to_ts(&dir->vfs_inode, inode_set_ctime_current(&dir->vfs_inode)); ret = btrfs_update_inode(trans, dir); --- base-commit: 7c626ce4bae1ac14f60076d00eafe71af30450ba change-id: 20240812-btrfs-unlink-77293421e416 Best regards, -- Jeff Layton <jlayton@xxxxxxxxxx>
