linux-kernel - Re: [patch v2 1/3] mm: remove GFP

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Message-ID: <alpine.DEB.2.11.1503020944200.5540@gentwo.org>
Date:	Mon, 2 Mar 2015 09:46:33 -0600 (CST)
From:	Christoph Lameter <cl@...ux.com>
To:	Vlastimil Babka <vbabka@...e.cz>
cc:	David Rientjes <rientjes@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Pekka Enberg <penberg@...nel.org>,
	Joonsoo Kim <iamjoonsoo.kim@....com>,
	Johannes Weiner <hannes@...xchg.org>,
	Mel Gorman <mgorman@...e.de>,
	Pravin Shelar <pshelar@...ira.com>,
	Jarno Rajahalme <jrajahalme@...ira.com>,
	Li Zefan <lizefan@...wei.com>,
	Greg Thelen <gthelen@...gle.com>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, netdev@...r.kernel.org,
	cgroups@...r.kernel.org, dev@...nvswitch.org
Subject: Re: [patch v2 1/3] mm: remove GFP_THISNODE

On Mon, 2 Mar 2015, Vlastimil Babka wrote:

> So it would be IMHO better for longer-term maintainability to have the
> relevant __GFP_THISNODE callers pass also __GFP_NO_KSWAPD to denote these
> opportunistic allocation attempts, instead of having this subtle semantic

You are thinking about an opportunistic allocation attempt in SLAB?

AFAICT SLAB allocations should trigger reclaim.
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