From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933075AbbCQRUn (ORCPT ); Tue, 17 Mar 2015 13:20:43 -0400 Received: from service87.mimecast.com ([91.220.42.44]:54358 "EHLO service87.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932388AbbCQRUl convert rfc822-to-8bit (ORCPT ); Tue, 17 Mar 2015 13:20:41 -0400 Message-ID: <5508625F.6060600@arm.com> Date: Tue, 17 Mar 2015 17:20:31 +0000 From: Vladimir Murzin User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 MIME-Version: 1.0 To: Will Deacon CC: "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "linux-arch@vger.kernel.org" , "x86@kernel.org" , "linux-arm-kernel@lists.infradead.org" , "tglx@linutronix.de" , "mingo@redhat.com" , "hpa@zytor.com" , "akpm@linux-foundation.org" , "lauraa@codeaurora.org" , Catalin Marinas , "linux@arm.linux.org.uk" , "arnd@arndb.de" , Mark Rutland , "ard.biesheuvel@linaro.org" , "baruch@tkos.co.il" , "rdunlap@infradead.org" Subject: Re: [PATCH 0/6] make memtest a generic kernel feature References: <1425896830-19705-1-git-send-email-vladimir.murzin@arm.com> <20150317171822.GW8399@arm.com> In-Reply-To: <20150317171822.GW8399@arm.com> X-OriginalArrivalTime: 17 Mar 2015 17:20:37.0440 (UTC) FILETIME=[AF520400:01D060D6] X-MC-Unique: 115031717203901301 Content-Type: text/plain; charset=WINDOWS-1252 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 17/03/15 17:18, Will Deacon wrote: > On Mon, Mar 09, 2015 at 10:27:04AM +0000, Vladimir Murzin wrote: >> Memtest is a simple feature which fills the memory with a given set of >> patterns and validates memory contents, if bad memory regions is detected it >> reserves them via memblock API. Since memblock API is widely used by other >> architectures this feature can be enabled outside of x86 world. >> >> This patch set promotes memtest to live under generic mm umbrella and enables >> memtest feature for arm/arm64. >> >> It was reported that this patch set was useful for tracking down an issue with >> some errant DMA on an arm64 platform. >> >> Since it touches x86 and mm bits it'd be great to get ACK/NAK for these bits. > > Is your intention for akpm to merge this? I don't mind how it goes upstream, > but that seems like a sensible route to me. > It is already in -mm tree. Vladimir > Will > >> Changelog: >> >> RFC -> v1 >> - updated kernel-parameters.txt for memtest entry >> - updated number of test patterns in Kconfig menu >> - added Acked/Tested tags for arm64 bits >> - rebased on v4.0-rc3 >> >> Vladimir Murzin (6): >> mm: move memtest under /mm >> memtest: use phys_addr_t for physical addresses >> arm64: add support for memtest >> arm: add support for memtest >> Kconfig: memtest: update number of test patterns up to 17 >> Documentation: update arch list in the 'memtest' entry >> >> Documentation/kernel-parameters.txt | 2 +- >> arch/arm/mm/init.c | 3 + >> arch/arm64/mm/init.c | 2 + >> arch/x86/Kconfig | 11 ---- >> arch/x86/include/asm/e820.h | 8 --- >> arch/x86/mm/Makefile | 2 - >> arch/x86/mm/memtest.c | 118 ----------------------------------- >> include/linux/memblock.h | 8 +++ >> lib/Kconfig.debug | 11 ++++ >> mm/Makefile | 1 + >> mm/memtest.c | 118 +++++++++++++++++++++++++++++++++++ >> 11 files changed, 144 insertions(+), 140 deletions(-) >> delete mode 100644 arch/x86/mm/memtest.c >> create mode 100644 mm/memtest.c >> >> -- >> 1.7.9.5 >> > > -- > 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 > > >