Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs

Pull two btrfs reverts from Chris Mason:
 "I had missed that for two of the patches in my last pull, we had
  included different fixes during 3.7."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
  Revert "Btrfs: reorder tree mod log operations in deleting a pointer"
  Revert "Btrfs: MOD_LOG_KEY_REMOVE_WHILE_MOVING never change node's nritems"

1 files changed, 6 insertions, 8 deletions

diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index c7b67cf24bba..eea5da7a2b9a 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1138,13 +1138,13 @@ __tree_mod_log_rewind(struct extent_buffer *eb, u64 time_seq,
                 switch (tm->op) {
                 case MOD_LOG_KEY_REMOVE_WHILE_FREEING:
                         BUG_ON(tm->slot < n);
-                case MOD_LOG_KEY_REMOVE:
-                        n++;
                 case MOD_LOG_KEY_REMOVE_WHILE_MOVING:
+                case MOD_LOG_KEY_REMOVE:
                         btrfs_set_node_key(eb, &tm->key, tm->slot);
                         btrfs_set_node_blockptr(eb, tm->slot, tm->blockptr);
                         btrfs_set_node_ptr_generation(eb, tm->slot,
                                                       tm->generation);
+                        n++;
                         break;
                 case MOD_LOG_KEY_REPLACE:
                         BUG_ON(tm->slot >= n);
@@ -4611,12 +4611,6 @@ static void del_ptr(struct btrfs_trans_handle *trans, struct btrfs_root *root,
         u32 nritems;
         int ret;
 
-        if (level) {
-                ret = tree_mod_log_insert_key(root->fs_info, parent, slot,
-                                              MOD_LOG_KEY_REMOVE);
-                BUG_ON(ret < 0);
-        }
-
         nritems = btrfs_header_nritems(parent);
         if (slot != nritems - 1) {
                 if (level)
@@ -4627,6 +4621,10 @@ static void del_ptr(struct btrfs_trans_handle *trans, struct btrfs_root *root,
                               btrfs_node_key_ptr_offset(slot + 1),
                               sizeof(struct btrfs_key_ptr) *
                               (nritems - slot - 1));
+        } else if (level) {
+                ret = tree_mod_log_insert_key(root->fs_info, parent, slot,
+                                              MOD_LOG_KEY_REMOVE);
+                BUG_ON(ret < 0);
         }
 
         nritems--;