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From: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
To: Jianyu Zhan <nasa4836@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Minchan Kim <minchan@kernel.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	shli@kernel.org, bob.liu@oracle.com, sjenning@linux.vnet.ibm.com,
	iamjoonsoo.kim@lge.com, aquini@redhat.com,
	Mel Gorman <mgorman@suse.de>, Rik van Riel <riel@redhat.com>,
	Andrea Arcangeli <aarcange@redhat.com>,
	khalid.aziz@oracle.com, LKML <linux-kernel@vger.kernel.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: [PATCH] mm/swap: cleanup *lru_cache_add* functions
Date: Mon, 21 Apr 2014 14:09:43 +0800	[thread overview]
Message-ID: <5354B627.2090201@cn.fujitsu.com> (raw)
In-Reply-To: <CAHz2CGWVo9ZXDY7S5_OU-6C1syiMuXX4qCpMUM+YCMkDUcSSZg@mail.gmail.com>

On 04/21/2014 12:02 PM, Jianyu Zhan wrote:
> Hi,  Yanfei,
> 
> On Mon, Apr 21, 2014 at 9:00 AM, Zhang Yanfei
> <zhangyanfei@cn.fujitsu.com> wrote:
>> What should be exported?
>>
>> lru_cache_add()
>> lru_cache_add_anon()
>> lru_cache_add_file()
>>
>> It seems you only export lru_cache_add_file() in the patch.
> 
> Right, lru_cache_add_anon() is only used by VM code, so it should not
> be exported.
> 
> lru_cache_add_file() and lru_cache_add() are supposed to be used by
> vfs ans fs code.
> 
> But  now only lru_cache_add_file() is  used by CIFS and FUSE, which
> both could be
> built as module, so it must be exported;  and lru_cache_add() has now
> no module users,
> so as Rik suggests, it is unexported too.
> 

OK. So The sentence in the patch log confused me:

[ However, lru_cache_add() is supposed to
be used by vfs, or whatever others, but it is not exported.]

otherwise, 
Reviewed-by: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>

Thanks.

-- 
Thanks.
Zhang Yanfei

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WARNING: multiple messages have this Message-ID (diff)
From: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
To: Jianyu Zhan <nasa4836@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Minchan Kim <minchan@kernel.org>,
	Johannes Weiner <hannes@cmpxchg.org>, <shli@kernel.org>,
	<bob.liu@oracle.com>, <sjenning@linux.vnet.ibm.com>,
	<iamjoonsoo.kim@lge.com>, <aquini@redhat.com>,
	Mel Gorman <mgorman@suse.de>, Rik van Riel <riel@redhat.com>,
	Andrea Arcangeli <aarcange@redhat.com>, <khalid.aziz@oracle.com>,
	LKML <linux-kernel@vger.kernel.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: [PATCH] mm/swap: cleanup *lru_cache_add* functions
Date: Mon, 21 Apr 2014 14:09:43 +0800	[thread overview]
Message-ID: <5354B627.2090201@cn.fujitsu.com> (raw)
In-Reply-To: <CAHz2CGWVo9ZXDY7S5_OU-6C1syiMuXX4qCpMUM+YCMkDUcSSZg@mail.gmail.com>

On 04/21/2014 12:02 PM, Jianyu Zhan wrote:
> Hi,  Yanfei,
> 
> On Mon, Apr 21, 2014 at 9:00 AM, Zhang Yanfei
> <zhangyanfei@cn.fujitsu.com> wrote:
>> What should be exported?
>>
>> lru_cache_add()
>> lru_cache_add_anon()
>> lru_cache_add_file()
>>
>> It seems you only export lru_cache_add_file() in the patch.
> 
> Right, lru_cache_add_anon() is only used by VM code, so it should not
> be exported.
> 
> lru_cache_add_file() and lru_cache_add() are supposed to be used by
> vfs ans fs code.
> 
> But  now only lru_cache_add_file() is  used by CIFS and FUSE, which
> both could be
> built as module, so it must be exported;  and lru_cache_add() has now
> no module users,
> so as Rik suggests, it is unexported too.
> 

OK. So The sentence in the patch log confused me:

[ However, lru_cache_add() is supposed to
be used by vfs, or whatever others, but it is not exported.]

otherwise, 
Reviewed-by: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>

Thanks.

-- 
Thanks.
Zhang Yanfei

  reply	other threads:[~2014-04-21  6:11 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-18 15:39 [PATCH] mm/swap: cleanup *lru_cache_add* functions Jianyu Zhan
2014-04-18 15:39 ` Jianyu Zhan
2014-04-18 21:14 ` Rik van Riel
2014-04-18 21:14   ` Rik van Riel
2014-04-21  1:00 ` Zhang Yanfei
2014-04-21  1:00   ` Zhang Yanfei
2014-04-21  4:02   ` Jianyu Zhan
2014-04-21  4:02     ` Jianyu Zhan
2014-04-21  6:09     ` Zhang Yanfei [this message]
2014-04-21  6:09       ` Zhang Yanfei
  -- strict thread matches above, loose matches on Subject: below --
2014-04-18 13:09 Jianyu Zhan
2014-04-18 13:09 ` Jianyu Zhan
2014-04-18 13:51 ` Christoph Hellwig
2014-04-18 13:51   ` Christoph Hellwig

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