From: Chris Mason <chris.mason@fusionio.com>
Date: Tue, 18 Dec 2012 20:43:18 +0000 (-0500)
Subject: Revert "Btrfs: MOD_LOG_KEY_REMOVE_WHILE_MOVING never change node's nritems"
X-Git-Tag: v3.12-rc1~1484^2~5
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4c3e696981a565aace08678e70c40709a85f9b2b;p=kernel%2Fkernel-generic.git

Revert "Btrfs: MOD_LOG_KEY_REMOVE_WHILE_MOVING never change node's nritems"

This reverts commit 95c80bb1f6b24b57058d971ed252b2c1c5121b51.

The bug addressed by this commit was fixed differently back in 3.6

Signed-off-by: Chris Mason <chris.mason@fusionio.com>
---

diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index c7b67cf..569c0df 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);