From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35732) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cUdOb-000252-1l for qemu-devel@nongnu.org; Fri, 20 Jan 2017 12:54:42 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cUdOX-0008J3-V3 for qemu-devel@nongnu.org; Fri, 20 Jan 2017 12:54:41 -0500 Received: from mx1.redhat.com ([209.132.183.28]:50944) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cUdOX-0008Ij-PZ for qemu-devel@nongnu.org; Fri, 20 Jan 2017 12:54:37 -0500 Received: from smtp.corp.redhat.com (int-mx16.intmail.prod.int.phx2.redhat.com [10.5.11.28]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 9F0F583F3F for ; Fri, 20 Jan 2017 17:54:37 +0000 (UTC) Date: Fri, 20 Jan 2017 19:54:35 +0200 From: "Michael S. Tsirkin" Message-ID: <20170120195406-mutt-send-email-mst@kernel.org> References: <20170120170757.30308-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170120170757.30308-1-pbonzini@redhat.com> Subject: Re: [Qemu-devel] [PATCH 0/7] virtio: use MemoryRegionCache for descriptors and rings List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: qemu-devel@nongnu.org, stefanha@redhat.com On Fri, Jan 20, 2017 at 06:07:50PM +0100, Paolo Bonzini wrote: > Patch posted during 2.8 hard freeze. Quick measurements give a 10% > performance improvement on various virtio-blk benchmarks, but the machine > I used seems to love my patches particularly today! > > Paolo Will review, thanks! > Paolo Bonzini (7): > virtio: make virtio_should_notify static > virtio: add virtio_*_phys_cached > virtio: use address_space_map/unmap to access descriptors > virtio: use MemoryRegionCache to access descriptors > virtio: add MemoryListener to cache ring translations > virtio: use VRingMemoryRegionCaches for descriptor ring > virtio: use VRingMemoryRegionCaches for avail and used rings > > hw/net/virtio-net.c | 14 +- > hw/virtio/virtio.c | 322 ++++++++++++++++++++++++++++++-------- > include/hw/virtio/virtio-access.h | 52 ++++++ > include/hw/virtio/virtio.h | 2 +- > 4 files changed, 322 insertions(+), 68 deletions(-) > > -- > 2.9.3