From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:59482) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YstTW-0000dg-6w for qemu-devel@nongnu.org; Thu, 14 May 2015 09:46:59 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YstTR-0008VQ-6r for qemu-devel@nongnu.org; Thu, 14 May 2015 09:46:58 -0400 Received: from mx1.redhat.com ([209.132.183.28]:36143) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YstTR-0008Us-0n for qemu-devel@nongnu.org; Thu, 14 May 2015 09:46:53 -0400 Date: Thu, 14 May 2015 15:46:44 +0200 From: Andrew Jones Message-ID: <20150514134644.GF12812@localhost.localdomain> References: <1431516714-25816-1-git-send-email-drjones@redhat.com> <1431516714-25816-2-git-send-email-drjones@redhat.com> <20150514110509.GP32765@cbox> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150514110509.GP32765@cbox> Subject: Re: [Qemu-devel] [RFC/RFT PATCH v2 1/3] arm/arm64: pageattr: add set_memory_nc List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Christoffer Dall Cc: peter.maydell@linaro.org, ard.biesheuvel@linaro.org, marc.zyngier@arm.com, catalin.marinas@arm.com, qemu-devel@nongnu.org, agraf@suse.de, pbonzini@redhat.com, j.fanguede@virtualopensystems.com, lersek@redhat.com, kvmarm@lists.cs.columbia.edu, m.smarduch@samsung.com On Thu, May 14, 2015 at 01:05:09PM +0200, Christoffer Dall wrote: > On Wed, May 13, 2015 at 01:31:52PM +0200, Andrew Jones wrote: > > Provide a method to change normal, cacheable memory to non-cacheable. > > KVM will make use of this to keep emulated device memory regions > > coherent with the guest. > > > > Signed-off-by: Andrew Jones > > Reviewed-by: Christoffer Dall > > But you obviously need Russell and Will/Catalin to ack/merge this. I guess this patch is going to go away in the next round. You've pointed out that I screwed stuff up royally with my over eagerness to reuse code. I need to reimplement change_memory_common, but a version that takes an mm, which is more or less what I did in the last version of this series, back when I was pinning pages. drew