linux-kernel - Re: [PATCH 11/38] arm64: drop PTE_FILE and pte

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Message-ID: <20141224172300.GF13399@e104818-lin.cambridge.arm.com>
Date:	Wed, 24 Dec 2014 17:23:00 +0000
From:	Catalin Marinas <catalin.marinas@....com>
To:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Cc:	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"peterz@...radead.org" <peterz@...radead.org>,
	"mingo@...nel.org" <mingo@...nel.org>,
	"davej@...hat.com" <davej@...hat.com>,
	"sasha.levin@...cle.com" <sasha.levin@...cle.com>,
	"hughd@...gle.com" <hughd@...gle.com>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Will Deacon <Will.Deacon@....com>
Subject: Re: [PATCH 11/38] arm64: drop PTE_FILE and pte_file()-related helpers

On Wed, Dec 24, 2014 at 12:22:19PM +0000, Kirill A. Shutemov wrote:
> We've replaced remap_file_pages(2) implementation with emulation.
> Nobody creates non-linear mapping anymore.
> 
> This patch also adjust __SWP_TYPE_SHIFT and increase number of bits
> availble for swap offset.
> 
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>
> Cc: Catalin Marinas <catalin.marinas@....com>
> Cc: Will Deacon <will.deacon@....com>

I haven't looked at the remap_file_pages() code but since the pte_file
is no longer needed:

Acked-by: Catalin Marinas <catalin.marinas@....com>
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