linux-kernel - Re: [PATCH 05/27] mm, vmscan: Move LRU lists to node

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Message-ID: <20160223184200.GE13816@cmpxchg.org>
Date:	Tue, 23 Feb 2016 10:42:00 -0800
From:	Johannes Weiner <hannes@...xchg.org>
To:	Mel Gorman <mgorman@...hsingularity.net>
Cc:	Linux-MM <linux-mm@...ck.org>, Rik van Riel <riel@...riel.com>,
	Vlastimil Babka <vbabka@...e.cz>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 05/27] mm, vmscan: Move LRU lists to node

On Tue, Feb 23, 2016 at 03:04:28PM +0000, Mel Gorman wrote:
> This moves the LRU lists from the zone to the node and all related data
> such as counters, tracing, congestion tracking and writeback tracking.
> This is mostly a mechanical patch but note that it introduces a number
> of anomalies. For example, the scans are per-zone but using per-node
> counters. We also mark a node as congested when a zone is congested. This
> causes weird problems that are fixed later but is easier to review.
> 
> Signed-off-by: Mel Gorman <mgorman@...hsingularity.net>

Same rules apply as in the previous patch. Looks good, FWIW.

Acked-by: Johannes Weiner <hannes@...xchg.org>