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From: Michal Hocko <mhocko@kernel.org>
To: Yisheng Xie <ysxie@foxmail.com>, akpm@linux-foundation.org
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	n-horiguchi@ah.jp.nec.com, minchan@kernel.org, vbabka@suse.cz,
	guohanjun@huawei.com, qiuxishi@huawei.com
Subject: Re: [PATCH v4 1/2] mm/migration: make isolate_movable_page always defined
Date: Mon, 30 Jan 2017 16:13:32 +0100	[thread overview]
Message-ID: <20170130151331.GA5311@dhcp22.suse.cz> (raw)
In-Reply-To: <588F54E8.5040303@foxmail.com>

On Mon 30-01-17 22:59:52, Yisheng Xie wrote:
> Hi， Michal，
> Sorry for late reply.
> 
> On 01/26/2017 05:18 PM, Michal Hocko wrote:
> > On Wed 25-01-17 23:05:37, ysxie@foxmail.com wrote:
> >> From: Yisheng Xie <xieyisheng1@huawei.com>
> >>
> >> Define isolate_movable_page as a static inline function when
> >> CONFIG_MIGRATION is not enable. It should return false
> >> here which means failed to isolate movable pages.
> >>
> >> This patch do not have any functional change but prepare for
> >> later patch.
> > I think it would make more sense to make isolate_movable_page return int
> > and have the same semantic as __isolate_lru_page. This would be a better
> > preparatory patch for the later work.
> Yes, I think you are right, it is better to make isolate_movable_page return int
> just as what isolate_lru_page do, to make a better code style.
> 
> It seems Andrew had already merged the fixed patch from Arnd Bergmann,
> Maybe I can rewrite it in a later patch if it is suitable :)

I guess Andrew can just drop the current series with the folow up fixes
and wait for your newer version.
-- 
Michal Hocko
SUSE Labs

WARNING: multiple messages have this Message-ID (diff)
From: Michal Hocko <mhocko@kernel.org>
To: Yisheng Xie <ysxie@foxmail.com>, akpm@linux-foundation.org
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	n-horiguchi@ah.jp.nec.com, minchan@kernel.org, vbabka@suse.cz,
	guohanjun@huawei.com, qiuxishi@huawei.com
Subject: Re: [PATCH v4 1/2] mm/migration: make isolate_movable_page always defined
Date: Mon, 30 Jan 2017 16:13:32 +0100	[thread overview]
Message-ID: <20170130151331.GA5311@dhcp22.suse.cz> (raw)
In-Reply-To: <588F54E8.5040303@foxmail.com>

On Mon 30-01-17 22:59:52, Yisheng Xie wrote:
> Hii 1/4 ? Michali 1/4 ?
> Sorry for late reply.
> 
> On 01/26/2017 05:18 PM, Michal Hocko wrote:
> > On Wed 25-01-17 23:05:37, ysxie@foxmail.com wrote:
> >> From: Yisheng Xie <xieyisheng1@huawei.com>
> >>
> >> Define isolate_movable_page as a static inline function when
> >> CONFIG_MIGRATION is not enable. It should return false
> >> here which means failed to isolate movable pages.
> >>
> >> This patch do not have any functional change but prepare for
> >> later patch.
> > I think it would make more sense to make isolate_movable_page return int
> > and have the same semantic as __isolate_lru_page. This would be a better
> > preparatory patch for the later work.
> Yes, I think you are right, it is better to make isolate_movable_page return int
> just as what isolate_lru_page do, to make a better code style.
> 
> It seems Andrew had already merged the fixed patch from Arnd Bergmann,
> Maybe I can rewrite it in a later patch if it is suitable :)

I guess Andrew can just drop the current series with the folow up fixes
and wait for your newer version.
-- 
Michal Hocko
SUSE Labs

--
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  reply	other threads:[~2017-01-30 15:53 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-25 15:05 [PATCH v4 0/2] HWPOISON: soft offlining for non-lru movable page ysxie
2017-01-25 15:05 ` ysxie
2017-01-25 15:05 ` [PATCH v4 1/2] mm/migration: make isolate_movable_page always defined ysxie
2017-01-25 15:05   ` ysxie
2017-01-26  9:18   ` Michal Hocko
2017-01-26  9:18     ` Michal Hocko
2017-01-30 14:59     ` Yisheng Xie
2017-01-30 14:59       ` Yisheng Xie
2017-01-30 15:13       ` Michal Hocko [this message]
2017-01-30 15:13         ` Michal Hocko
2017-01-25 15:05 ` [PATCH v4 2/2] HWPOISON: soft offlining for non-lru movable page ysxie
2017-01-25 15:05   ` ysxie
2017-01-26  9:27   ` Michal Hocko
2017-01-26  9:27     ` Michal Hocko
2017-01-30 15:04     ` Yisheng Xie
2017-01-30 15:04       ` Yisheng Xie
2017-01-30 16:38       ` Michal Hocko
2017-01-30 16:38         ` Michal Hocko

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