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From: Michal Hocko <mhocko@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>,
	Mel Gorman <mgorman@suse.de>, Minchan Kim <minchan@kernel.org>,
	Hillf Danton <hillf.zj@alibaba-inc.com>,
	linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH 0/3] follow up nodereclaim for 32b fix
Date: Tue, 17 Jan 2017 11:36:59 +0100	[thread overview]
Message-ID: <20170117103702.28542-1-mhocko@kernel.org> (raw)

Hi,
I have previously posted this as an RFC [1] but there didn't seem to be
any objections other than some requests to reorganize the changes in
a slightly different way so I am reposting the series and asking for
inclusion.

This is a follow up on top of [2]. The patch 1 cleans up the code a bit.
I haven't seen any real issues or bug reports but conceptualy ignoring
the maximum eligible zone in get_scan_count is wrong by definition. This
is what patch 2 does.  Patch 3 removes inactive_reclaimable_pages
which was a kind of hack around for the problem which should have been
addressed at get_scan_count.

There is one more place which needs a special handling which is not
a part of this series. too_many_isolated can get confused as well. I
already have some preliminary work but it still needs some testing so I
will post it separatelly.

Michal Hocko (3):
      mm, vmscan: cleanup lru size claculations
      mm, vmscan: consider eligible zones in get_scan_count
      Revert "mm: bail out in shrink_inactive_list()"

 include/linux/mmzone.h |   2 +-
 mm/vmscan.c            | 116 +++++++++++++++++++------------------------------
 mm/workingset.c        |   2 +-
 3 files changed, 46 insertions(+), 74 deletions(-)

[1] http://lkml.kernel.org/r/20170110125552.4170-1-mhocko@kernel.org
[2] http://lkml.kernel.org/r/20170104100825.3729-1-mhocko@kernel.org

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             reply	other threads:[~2017-01-17 10:37 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-17 10:36 Michal Hocko [this message]
2017-01-17 10:37 ` [PATCH 1/3] mm, vmscan: cleanup lru size claculations Michal Hocko
2017-01-17 10:37 ` [PATCH 2/3] mm, vmscan: consider eligible zones in get_scan_count Michal Hocko
2017-01-18 16:46   ` Johannes Weiner
2017-02-06  8:10   ` Michal Hocko
2017-02-06 23:40     ` Andrew Morton
2017-01-17 10:37 ` [PATCH 3/3] Revert "mm: bail out in shrink_inactive_list()" Michal Hocko
2017-01-18 16:48   ` Johannes Weiner
2017-01-17 11:13 ` [PATCH 0/3] follow up nodereclaim for 32b fix Mel Gorman

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