linux-kernel - Re: [PATCH v2] mm/slab: re-implement pfmemalloc support

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Message-ID: <20160223072721.GB4148@js1304-P5Q-DELUXE>
Date:	Tue, 23 Feb 2016 16:27:21 +0900
From:	Joonsoo Kim <iamjoonsoo.kim@....com>
To:	Mel Gorman <mgorman@...hsingularity.net>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Christoph Lameter <cl@...ux.com>,
	Pekka Enberg <penberg@...nel.org>,
	David Rientjes <rientjes@...gle.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] mm/slab: re-implement pfmemalloc support

On Mon, Feb 22, 2016 at 11:52:42AM +0000, Mel Gorman wrote:
> On Thu, Feb 11, 2016 at 04:34:47PM +0900, js1304@...il.com wrote:
> > From: Joonsoo Kim <iamjoonsoo.kim@....com>
> > 
> > Current implementation of pfmemalloc handling in SLAB has some problems.
> > 
> 
> Tested-by: Mel Gorman <mgorman@...hsingularity.net>

Thanks for testing!
> 
> The test completed successfully if a lot slower. However, the time to
> completion is not reliable anyway and subject to a number of factors so
> it's not of concern.

Okay. Not entirely happy result but agree that your statement.

Thanks.