From 5b615287b37c32dc0c9dbeab13b19ac87828a5f7 Mon Sep 17 00:00:00 2001
From: Eric Sandeen <sandeen@redhat.com>
Date: Tue, 16 Oct 2007 18:38:25 -0400
Subject: [PATCH] ext4: fix setup_new_group_blocks locking

setup_new_group_blocks() manipulates the group descriptor block bh
under the block_bitmap bh's lock.  It shouldn't matter since nobody
but resize should be touching these blocks, but it's worth fixing up.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Mingming Cao <cmm@us.ibm.com>
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