From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Mackerras Date: Mon, 29 Feb 2016 11:30:54 +0000 Subject: Re: [PATCH kernel v3 0/7] KVM: PPC: Add in-kernel multitce handling Message-Id: <20160229113054.GD32418@fergus.ozlabs.ibm.com> List-Id: References: <1455501309-47200-1-git-send-email-aik@ozlabs.ru> In-Reply-To: <1455501309-47200-1-git-send-email-aik@ozlabs.ru> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Alexey Kardashevskiy Cc: linuxppc-dev@lists.ozlabs.org, Alexander Graf , kvm-ppc@vger.kernel.org, kvm@vger.kernel.org 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.