From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: Jianyu Zhan <nasa4836@gmail.com>
Cc: akpm@linux-foundation.org, mgorman@suse.de, riel@redhat.com,
sasha.levin@oracle.com, n-horiguchi@ah.jp.nec.com,
andriy.shevchenko@linux.intel.com, rientjes@google.com,
hannes@cmpxchg.org, vdavydov@parallels.com, fabf@skynet.be,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Jianyu Zhan <jianyu.zhan@emc.com>
Subject: Re: [PATCH] mm, gfp: escalatedly define GFP_HIGHUSER and GFP_HIGHUSER_MOVABLE
Date: Mon, 24 Nov 2014 21:01:27 +0200 [thread overview]
Message-ID: <20141124190127.GA5027@node.dhcp.inet.fi> (raw)
In-Reply-To: <1416847427-2550-1-git-send-email-nasa4836@gmail.com>
On Tue, Nov 25, 2014 at 12:43:47AM +0800, Jianyu Zhan wrote:
> GFP_USER, GFP_HIGHUSER and GFP_HIGHUSER_MOVABLE are escalatedly
> confined defined, also implied by their names:
>
> GFP_USER = GFP_USER
> GFP_USER + __GFP_HIGHMEM = GFP_HIGHUSER
> GFP_USER + __GFP_HIGHMEM + __GFP_MOVABLE = GFP_HIGHUSER_MOVABLE
Looks reasonable.
Acked-by: Kirill A. Shutemov <kirill@linux.intel.com>
But I would prefer to have GPF_HIGHUSER movable by default and
GFP_HIGHUSER_UNMOVABLE to opt out.
--
Kirill A. Shutemov
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WARNING: multiple messages have this Message-ID (diff)
From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: Jianyu Zhan <nasa4836@gmail.com>
Cc: akpm@linux-foundation.org, mgorman@suse.de, riel@redhat.com,
sasha.levin@oracle.com, n-horiguchi@ah.jp.nec.com,
andriy.shevchenko@linux.intel.com, rientjes@google.com,
hannes@cmpxchg.org, vdavydov@parallels.com, fabf@skynet.be,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Jianyu Zhan <jianyu.zhan@emc.com>
Subject: Re: [PATCH] mm, gfp: escalatedly define GFP_HIGHUSER and GFP_HIGHUSER_MOVABLE
Date: Mon, 24 Nov 2014 21:01:27 +0200 [thread overview]
Message-ID: <20141124190127.GA5027@node.dhcp.inet.fi> (raw)
In-Reply-To: <1416847427-2550-1-git-send-email-nasa4836@gmail.com>
On Tue, Nov 25, 2014 at 12:43:47AM +0800, Jianyu Zhan wrote:
> GFP_USER, GFP_HIGHUSER and GFP_HIGHUSER_MOVABLE are escalatedly
> confined defined, also implied by their names:
>
> GFP_USER = GFP_USER
> GFP_USER + __GFP_HIGHMEM = GFP_HIGHUSER
> GFP_USER + __GFP_HIGHMEM + __GFP_MOVABLE = GFP_HIGHUSER_MOVABLE
Looks reasonable.
Acked-by: Kirill A. Shutemov <kirill@linux.intel.com>
But I would prefer to have GPF_HIGHUSER movable by default and
GFP_HIGHUSER_UNMOVABLE to opt out.
--
Kirill A. Shutemov
next prev parent reply other threads:[~2014-11-24 19:01 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-24 16:43 [PATCH] mm, gfp: escalatedly define GFP_HIGHUSER and GFP_HIGHUSER_MOVABLE Jianyu Zhan
2014-11-24 16:43 ` Jianyu Zhan
2014-11-24 18:21 ` Johannes Weiner
2014-11-24 18:21 ` Johannes Weiner
2014-11-24 19:01 ` Kirill A. Shutemov [this message]
2014-11-24 19:01 ` Kirill A. Shutemov
2014-11-24 21:35 ` David Rientjes
2014-11-24 21:35 ` David Rientjes
2014-11-25 14:32 ` Kirill A. Shutemov
2014-11-25 14:32 ` Kirill A. Shutemov
2014-11-24 21:34 ` David Rientjes
2014-11-24 21:34 ` David Rientjes
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