ceph: disable fallocate for encrypted inodes

...hopefully, just for now.

Reviewed-by: Xiubo Li <xiubli@redhat.com>
Signed-off-by: Jeff Layton <jlayton@kernel.org>

diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index ce1898542b0859c13ee81afc953fe4826f980396..2ed7f184c0cf2c0c5f9b192df3c5971f5ae8a9d1 100644 (file)
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -2222,6 +2222,9 @@ static long ceph_fallocate(struct file *file, int mode,
        if (!S_ISREG(inode->i_mode))
                return -EOPNOTSUPP;
 
+       if (IS_ENCRYPTED(inode))
+               return -EOPNOTSUPP;
+
        prealloc_cf = ceph_alloc_cap_flush();
        if (!prealloc_cf)
                return -ENOMEM;