From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Mackerras Subject: Re: [PATCH kernel v3 0/7] KVM: PPC: Add in-kernel multitce handling Date: Mon, 29 Feb 2016 22:30:54 +1100 Message-ID: <20160229113054.GD32418@fergus.ozlabs.ibm.com> References: <1455501309-47200-1-git-send-email-aik@ozlabs.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linuxppc-dev@lists.ozlabs.org, Alexander Graf , kvm-ppc@vger.kernel.org, kvm@vger.kernel.org To: Alexey Kardashevskiy Return-path: Received: from ozlabs.org ([103.22.144.67]:37770 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753490AbcB2Lcj (ORCPT ); Mon, 29 Feb 2016 06:32:39 -0500 Content-Disposition: inline In-Reply-To: <1455501309-47200-1-git-send-email-aik@ozlabs.ru> Sender: kvm-owner@vger.kernel.org List-ID: On Mon, Feb 15, 2016 at 12:55:02PM +1100, Alexey Kardashevskiy wrote: > These patches enable in-kernel acceleration for H_PUT_TCE_INDIRECT and > H_STUFF_TCE hypercalls which allow doing multiple (up to 512) TCE entries > update in a single call saving time on switching context. QEMU already > supports these hypercalls so this is just an optimization. > > Both HV and PR KVM modes are supported. > > This does not affect VFIO, this support is coming next. > > This includes "powerpc: Make vmalloc_to_phys() public" as the patch depends > on it. The individual patches have changelog. Series applied to my kvm-ppc-next branch, thanks. Paul.