tree 505fa875bdf7968892882a1f93993c9114d768b0
parent e8dfc30582995ae12454cda517b17d6294175b07
author Wu Fengguang <fengguang.wu@intel.com> 1303579567 -0600
committer Wu Fengguang <fengguang.wu@intel.com> 1307492722 +0800

writeback: avoid extra sync work at enqueue time

This removes writeback_control.wb_start and does more straightforward
sync livelock prevention by setting .older_than_this to prevent extra
inodes from being enqueued in the first place.

Acked-by: Jan Kara <jack@suse.cz>
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>