From a49762fd119d191dcbb2f638a2dbc2ed53f4e2bb Mon Sep 17 00:00:00 2001
From: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Date: Wed, 11 Nov 2009 01:28:48 +0900
Subject: [PATCH] nilfs2: remove buffer locking in nilfs_mark_inode_dirty

This lock is eliminable because inodes on the buffer can be updated
independently.  Although a log writer also fills in bmap data on the
on-disk inodes, this update is exclusively done by a log writer lock.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
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