From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f71.google.com (mail-wm0-f71.google.com [74.125.82.71]) by kanga.kvack.org (Postfix) with ESMTP id 66492831F4 for ; Thu, 18 May 2017 06:19:47 -0400 (EDT) Received: by mail-wm0-f71.google.com with SMTP id d127so8066137wmf.15 for ; Thu, 18 May 2017 03:19:47 -0700 (PDT) Received: from mail-wm0-x242.google.com (mail-wm0-x242.google.com. [2a00:1450:400c:c09::242]) by mx.google.com with ESMTPS id k47si5009034wre.305.2017.05.18.03.19.45 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 18 May 2017 03:19:46 -0700 (PDT) Received: by mail-wm0-x242.google.com with SMTP id v4so10114709wmb.2 for ; Thu, 18 May 2017 03:19:45 -0700 (PDT) Date: Thu, 18 May 2017 13:09:37 +0300 From: "Kirill A. Shutemov" Subject: Re: [PATCH] Patch for remapping pages around the fault page Message-ID: <20170518100937.uk53l53ulvvqz2q4@node.shutemov.name> References: <20170518055333.GC24445@rapoport-lnx> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170518055333.GC24445@rapoport-lnx> Sender: owner-linux-mm@kvack.org List-ID: To: Mike Rapoport Cc: Sarunya Pumma , akpm@linux-foundation.org, kirill.shutemov@linux.intel.com, jack@suse.cz, ross.zwisler@linux.intel.com, mhocko@suse.com, aneesh.kumar@linux.vnet.ibm.com, lstoakes@gmail.com, dave.jiang@intel.com, linux-mm@kvack.org On Thu, May 18, 2017 at 08:53:33AM +0300, Mike Rapoport wrote: > Hello, > > On Tue, May 16, 2017 at 12:16:00PM -0400, Sarunya Pumma wrote: > > After the fault handler performs the __do_fault function to read a fault > > page when a page fault occurs, it does not map other pages that have been > > read together with the fault page. This can cause a number of minor page > > faults to be large. Therefore, this patch is developed to remap pages > > around the fault page by aiming to map the pages that have been read > > with the fault page. > > [...] > > > Thank you very much for your time for reviewing the patch. > > > > Signed-off-by: Sarunya Pumma > > --- > > include/linux/mm.h | 2 ++ > > kernel/sysctl.c | 8 +++++ > > mm/memory.c | 90 > > ++++++++++++++++++++++++++++++++++++++++++++++++++++++ > > 3 files changed, 100 insertions(+) > > The patch is completely unreadable :( > Please use a mail client that does not break whitespace, e.g 'git > send-email' And I would like to see performance numbers, please. -- Kirill A. Shutemov -- 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