linux-kernel - Re: LTP regressions due to 6dc296e7df4c ("mm: make sure all file VMAs have ->vm

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Message-Id: <20150916142818.d0e5c01f0e91c91f9959ad84@linux-foundation.org>
Date:	Wed, 16 Sep 2015 14:28:18 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	"Kirill A. Shutemov" <kirill@...temov.name>
Cc:	Oleg Nesterov <oleg@...hat.com>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Will Deacon <will.deacon@....com>, hpa@...or.com,
	luto@...capital.net, dave.hansen@...ux.intel.com, mingo@...e.hu,
	minchan@...nel.org, tglx@...utronix.de, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: LTP regressions due to 6dc296e7df4c
 ("mm: make sure all file VMAs have ->vm_ops set")

On Tue, 15 Sep 2015 16:42:16 +0300 "Kirill A. Shutemov" <kirill@...temov.name> wrote:

> I would rather like to see consolidated fault path between file and anon
> with ->vm_ops set for both. So vma_is_anonymous() will be trivial
> vma->vm_ops == anon_vm_ops.

People are noticing: https://bugzilla.kernel.org/show_bug.cgi?id=104691

How about I send Linus a revert of 6dc296e7df4c while we work out what
to do?
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