From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qg0-f53.google.com (mail-qg0-f53.google.com [209.85.192.53]) by kanga.kvack.org (Postfix) with ESMTP id D1ADD6B0038 for ; Wed, 16 Sep 2015 17:28:20 -0400 (EDT) Received: by qgt47 with SMTP id 47so183578809qgt.2 for ; Wed, 16 Sep 2015 14:28:20 -0700 (PDT) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org. [140.211.169.12]) by mx.google.com with ESMTPS id o88si23826407qkh.75.2015.09.16.14.28.19 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 16 Sep 2015 14:28:20 -0700 (PDT) Date: Wed, 16 Sep 2015 14:28:18 -0700 From: Andrew Morton Subject: Re: LTP regressions due to 6dc296e7df4c ("mm: make sure all file VMAs have ->vm_ops set") Message-Id: <20150916142818.d0e5c01f0e91c91f9959ad84@linux-foundation.org> In-Reply-To: <20150915134216.GA16093@node.dhcp.inet.fi> References: <20150914105346.GB23878@arm.com> <20150914115800.06242CE@black.fi.intel.com> <20150914170547.GA28535@redhat.com> <20150914182033.GA4165@node.dhcp.inet.fi> <20150915121201.GA10104@redhat.com> <20150915134216.GA16093@node.dhcp.inet.fi> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: "Kirill A. Shutemov" Cc: Oleg Nesterov , "Kirill A. Shutemov" , Will Deacon , hpa@zytor.com, luto@amacapital.net, dave.hansen@linux.intel.com, mingo@elte.hu, minchan@kernel.org, tglx@linutronix.de, linux-mm@kvack.org, linux-kernel@vger.kernel.org On Tue, 15 Sep 2015 16:42:16 +0300 "Kirill A. Shutemov" 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? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org