Merge branch 'stable-3.17' of git://git.infradead.org/users/pcmoore/selinux

[cascardo/linux.git] / fs / ext4 / move_extent.c

diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c
index 2484c7e..671a74b 100644 (file)
--- a/fs/ext4/move_extent.c
+++ b/fs/ext4/move_extent.c
@@ -1013,10 +1013,11 @@ data_copy:
                *err = -EBUSY;
                goto unlock_pages;
        }
-
+       ext4_double_down_write_data_sem(orig_inode, donor_inode);
        replaced_count = mext_replace_branches(handle, orig_inode, donor_inode,
                                               orig_blk_offset,
                                               block_len_in_page, err);
+       ext4_double_up_write_data_sem(orig_inode, donor_inode);
        if (*err) {
                if (replaced_count) {
                        block_len_in_page = replaced_count;