Merge 3.14-rc3 into tty-next

This is for the fixes in that release, we want them here too.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index 9c8d1a3fdc3a..9dde9717c1b9 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -1332,6 +1332,16 @@ verbose_printk(KERN_DEBUG "btrfs: find_extent_clone: data_offset=%llu, "
         }
 
         if (cur_clone_root) {
+                if (compressed != BTRFS_COMPRESS_NONE) {
+                        /*
+                         * Offsets given by iterate_extent_inodes() are relative
+                         * to the start of the extent, we need to add logical
+                         * offset from the file extent item.
+                         * (See why at backref.c:check_extent_in_eb())
+                         */
+                        cur_clone_root->offset += btrfs_file_extent_offset(eb,
+                                                                           fi);
+                }
                 *found = cur_clone_root;
                 ret = 0;
         } else {