From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoffer Dall Subject: Re: [PATCH v3 0/2] KVM/ARM Huge pages support Date: Sat, 12 Oct 2013 18:11:16 -0700 Message-ID: <20131013011116.GB8200@cbox> References: <1380903201-32644-1-git-send-email-christoffer.dall@linaro.org> <52543F61.9050507@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: "kvmarm@lists.cs.columbia.edu" , "kvm@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" To: Marc Zyngier Return-path: Received: from mail-pa0-f42.google.com ([209.85.220.42]:62444 "EHLO mail-pa0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752922Ab3JMBKj (ORCPT ); Sat, 12 Oct 2013 21:10:39 -0400 Received: by mail-pa0-f42.google.com with SMTP id lj1so6065147pab.15 for ; Sat, 12 Oct 2013 18:10:39 -0700 (PDT) Content-Disposition: inline In-Reply-To: <52543F61.9050507@arm.com> Sender: kvm-owner@vger.kernel.org List-ID: On Tue, Oct 08, 2013 at 06:22:41PM +0100, Marc Zyngier wrote: > On 04/10/13 17:13, Christoffer Dall wrote: > > This small series adds support for Transparent Huge Pages and hugetlbfs > > pages for KVM on the arm and arm64 architectures. > > > > Measurements have shown that using huge pages in for stage-2 mappings > > provides up to more than 15% performance increase for some workloads. > > > > The patch series applies to kvm/next, but depends on the patch sent > > earlier: > > http://marc.info/?l=kvm&m=138074894126934&w=2 > > > > The whole thing can also be cloned from here: > > git://git.linaro.org/people/cdall/linux-kvm-arm.git kvm-arm-hugepages-v3 > > > > See the patches for changelogs. > > > > Christoffer Dall (2): > > KVM: ARM: Support hugetlbfs backed huge pages > > KVM: ARM: Transparent huge page (THP) support > > > > arch/arm/include/asm/kvm_mmu.h | 17 ++- > > arch/arm/include/asm/pgtable-3level.h | 2 + > > arch/arm/kvm/mmu.c | 223 +++++++++++++++++++++++++++------ > > arch/arm64/include/asm/kvm_mmu.h | 12 +- > > arch/arm64/include/asm/pgtable-hwdef.h | 2 + > > 5 files changed, 212 insertions(+), 44 deletions(-) > > Looks good to me. For the series: > > Acked-by: Marc Zyngier > Thanks, waiting for the kvm huge page defines patch series to be applied to kvm/next before I apply this. -Christoffer