From mboxrd@z Thu Jan 1 00:00:00 1970 From: Will Deacon Subject: Re: [PATCH 0/6] make memtest a generic kernel feature Date: Tue, 17 Mar 2015 17:31:11 +0000 Message-ID: <20150317173111.GA8399@arm.com> References: <1425896830-19705-1-git-send-email-vladimir.murzin@arm.com> <20150317171822.GW8399@arm.com> <5508625F.6060600@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from foss.arm.com ([217.140.101.70]:59744 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754173AbbCQRbR (ORCPT ); Tue, 17 Mar 2015 13:31:17 -0400 Content-Disposition: inline In-Reply-To: <5508625F.6060600@arm.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Vladimir Murzin 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" On Tue, Mar 17, 2015 at 05:20:31PM +0000, Vladimir Murzin wrote: > 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. Cracking, I missed the memo somehow. Will