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Fri, 30 Oct 2020 06:54:02 -0700 (PDT) Date: Fri, 30 Oct 2020 09:52:18 -0400 From: Johannes Weiner To: Alex Shi Cc: akpm@linux-foundation.org, mgorman@techsingularity.net, tj@kernel.org, hughd@google.com, khlebnikov@yandex-team.ru, daniel.m.jordan@oracle.com, willy@infradead.org, lkp@intel.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, shakeelb@google.com, iamjoonsoo.kim@lge.com, richard.weiyang@gmail.com, kirill@shutemov.name, alexander.duyck@gmail.com, rong.a.chen@intel.com, mhocko@suse.com, vdavydov.dev@gmail.com, shy828301@gmail.com Subject: Re: [PATCH v20 04/20] mm/thp: use head for head page in lru_add_page_tail Message-ID: <20201030135218.GA666074@cmpxchg.org> References: <1603968305-8026-1-git-send-email-alex.shi@linux.alibaba.com> <1603968305-8026-5-git-send-email-alex.shi@linux.alibaba.com> <20201029135047.GE599825@cmpxchg.org> <06a5b7d8-bbf2-51b7-1352-2b630186e15f@linux.alibaba.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <06a5b7d8-bbf2-51b7-1352-2b630186e15f@linux.alibaba.com> Content-Transfer-Encoding: quoted-printable 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, Oct 30, 2020 at 10:46:54AM +0800, Alex Shi wrote: > =E5=9C=A8 2020/10/29 =E4=B8=8B=E5=8D=889:50, Johannes Weiner =E5=86=99=E9= =81=93: > > It may be better to pick either > > head and tail >=20 > Hi Johannes, >=20 > Thanks for comments! >=20 > Right, Consider functions in this file are using head/tail more as para= meters > I will change to use head/tail too. And then, the 04th, 05th, and 18th = patch=20 > will be changed accordingly. That's great, thank you! > From a9ee63a213f40eb4d5a69b52fbb348ff9cd7cf6c Mon Sep 17 00:00:00 2001 > From: Alex Shi > Date: Tue, 26 May 2020 16:49:22 +0800 > Subject: [PATCH v21 04/20] mm/thp: use head for head page in lru_add_pa= ge_tail >=20 > Since the first parameter is only used by head page, it's better to mak= e > it explicit. >=20 > Signed-off-by: Alex Shi > Reviewed-by: Kirill A. Shutemov > Acked-by: Hugh Dickins > Cc: Andrew Morton > Cc: Johannes Weiner > Cc: Matthew Wilcox > Cc: Hugh Dickins > Cc: linux-mm@kvack.org > Cc: linux-kernel@vger.kernel.org Acked-by: Johannes Weiner