linux-kernel - Re: [PATCH 07/10] huge mm: move_huge_pmd does not need new

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Message-ID: <20160411102826.GA22996@node.shutemov.name>
Date:	Mon, 11 Apr 2016 13:28:26 +0300
From:	"Kirill A. Shutemov" <kirill@...temov.name>
To:	Hugh Dickins <hughd@...gle.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Andres Lagar-Cavilla <andreslc@...gle.com>,
	Yang Shi <yang.shi@...aro.org>, Ning Qu <quning@...il.com>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH 07/10] huge mm: move_huge_pmd does not need new_vma

On Tue, Apr 05, 2016 at 01:51:15PM -0700, Hugh Dickins wrote:
> Remove move_huge_pmd()'s redundant new_vma arg: all it was used for was
> a VM_NOHUGEPAGE check on new_vma flags, but the new_vma is cloned from
> the old vma, so a trans_huge_pmd in the new_vma will be as acceptable
> as it was in the old vma, alignment and size permitting.
> 
> Signed-off-by: Hugh Dickins <hughd@...gle.com>

Acked-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>

-- 
 Kirill A. Shutemov