linux-kernel - Re: [PATCH v2 0/4] enhance shmem process and swap accounting

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Message-ID: <555483F6.3080607@suse.cz>
Date:	Thu, 14 May 2015 13:16:06 +0200
From:	Vlastimil Babka <vbabka@...e.cz>
To:	linux-mm@...ck.org, Jerome Marchand <jmarchan@...hat.com>
CC:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-doc@...r.kernel.org, Hugh Dickins <hughd@...gle.com>,
	Michal Hocko <mhocko@...e.cz>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Cyrill Gorcunov <gorcunov@...nvz.org>,
	Randy Dunlap <rdunlap@...radead.org>,
	linux-s390@...r.kernel.org,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Paul Mackerras <paulus@...ba.org>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Linux API <linux-api@...r.kernel.org>,
	Konstantin Khlebnikov <khlebnikov@...dex-team.ru>
Subject: Re: [PATCH v2 0/4] enhance shmem process and swap accounting

On 03/27/2015 05:40 PM, Vlastimil Babka wrote:
> Changes since v1:
> o In Patch 2, rely on SHMEM_I(inode)->swapped if possible, and fallback to
>    radix tree iterator on partially mapped shmem objects, i.e. decouple shmem
>    swap usage determination from the page walk, for performance reasons.
>    Thanks to Jerome and Konstantin for the tips.
>    The downside is that mm/shmem.c had to be touched.
>

Ping? I've got only a minor suggestion from Konstantin and no more 
feedback. Hugh?

Thanks,
Vlastimil
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