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[81.17.249.66]) by mx.google.com with ESMTPS id i12si84162368wrn.69.2019.08.09.02.59.22 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 09 Aug 2019 02:59:22 -0700 (PDT) Received-SPF: pass (google.com: domain of mgorman@techsingularity.net designates 81.17.249.66 as permitted sender) client-ip=81.17.249.66; Authentication-Results: mx.google.com; spf=pass (google.com: domain of mgorman@techsingularity.net designates 81.17.249.66 as permitted sender) smtp.mailfrom=mgorman@techsingularity.net Received: from mail.blacknight.com (unknown [81.17.254.17]) by outbound-smtp33.blacknight.com (Postfix) with ESMTPS id 02D3FD053E for ; Fri, 9 Aug 2019 10:59:21 +0100 (IST) Received: (qmail 20186 invoked from network); 9 Aug 2019 09:59:21 -0000 Received: from unknown (HELO techsingularity.net) (mgorman@techsingularity.net@[84.203.18.93]) by 81.17.254.9 with ESMTPSA (AES256-SHA encrypted, authenticated); 9 Aug 2019 09:59:21 -0000 Date: Fri, 9 Aug 2019 10:59:19 +0100 From: Mel Gorman To: Vlastimil Babka Cc: Andrew Morton , Dave Chinner , Michal Hocko , linux-mm@kvack.org, linux-xfs@vger.kernel.org, Linux Kernel Mailing List Subject: Re: [PATCH] mm, vmscan: Do not special-case slab reclaim when watermarks are boosted Message-ID: <20190809095919.GN2739@techsingularity.net> References: <20190808182946.GM2739@techsingularity.net> <7c39799f-ce00-e506-ef3b-4cd8fbff643c@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: <7c39799f-ce00-e506-ef3b-4cd8fbff643c@suse.cz> User-Agent: Mutt/1.10.1 (2018-07-13) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri, Aug 09, 2019 at 10:46:19AM +0200, Vlastimil Babka wrote: > On 8/8/19 8:29 PM, Mel Gorman wrote: > > ... > > > Removing the special casing can still indirectly help fragmentation by > > I think you mean e.g. 'against fragmentation'? > Yes. > > Fixes: 1c30844d2dfe ("mm: reclaim small amounts of memory when an external fragmentation event occurs") > > Signed-off-by: Mel Gorman > > Reviewed-by: Dave Chinner > > Cc: stable@vger.kernel.org # v5.0+ > > Acked-by: Vlastimil Babka Thanks! -- Mel Gorman SUSE Labs