From: Mel Gorman <mgorman@suse.de>
Date: Wed, 3 Jul 2013 22:01:58 +0000 (-0700)
Subject: mm: vmscan: stall page reclaim after a list of pages have been processed
X-Git-Tag: omap-for-v3.11/fixes-for-merge-window~17^2~382
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b1a6f21e3b2315d46ae8af88a8f4eb8ea2763107;p=pandora-kernel.git

mm: vmscan: stall page reclaim after a list of pages have been processed

Commit "mm: vmscan: Block kswapd if it is encountering pages under
writeback" blocks page reclaim if it encounters pages under writeback
marked for immediate reclaim.  It blocks while pages are still isolated
from the LRU which is unnecessary.  This patch defers the blocking until
after the isolated pages have been processed and tidies up some of the
comments.

Signed-off-by: Mel Gorman <mgorman@suse.de>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Rik van Riel <riel@redhat.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: Valdis Kletnieks <Valdis.Kletnieks@vt.edu>
Cc: Zlatko Calusic <zcalusic@bitsync.net>
Cc: dormando <dormando@rydia.net>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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