diff options
Diffstat (limited to 'fs/btrfs/reflink.c')
| -rw-r--r-- | fs/btrfs/reflink.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/btrfs/reflink.c b/fs/btrfs/reflink.c index 5465a5eae9b2..1bbe3bb7e1bb 100644 --- a/fs/btrfs/reflink.c +++ b/fs/btrfs/reflink.c @@ -868,6 +868,9 @@ loff_t btrfs_remap_file_range(struct file *src_file, loff_t off, bool same_inode = dst_inode == src_inode; int ret; + if (unlikely(btrfs_is_shutdown(inode_to_fs_info(file_inode(src_file))))) + return -EIO; + if (remap_flags & ~(REMAP_FILE_DEDUP | REMAP_FILE_ADVISORY)) return -EINVAL; |