From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Wang Subject: Re: [PATCH net-next RFC 5/5] vhost_net: basic tx virtqueue batched processing Date: Thu, 28 Sep 2017 15:52:59 +0800 Message-ID: <1455d9db-3f2f-4139-8729-29fb03dd73aa@redhat.com> References: <1506067355-5771-1-git-send-email-jasowang@redhat.com> <1506067355-5771-6-git-send-email-jasowang@redhat.com> <20170926222223-mutt-send-email-mst@kernel.org> <16ea7512-d770-21ef-edb6-3ada51f08592@redhat.com> <20170928011724-mutt-send-email-mst@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Cc: virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org To: "Michael S. Tsirkin" Return-path: In-Reply-To: <20170928011724-mutt-send-email-mst@kernel.org> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On 2017年09月28日 06:19, Michael S. Tsirkin wrote: > >>> 2. add new APIs and move the loop into vhost core >>> for more speedups >> I don't see any advantages, looks like just need some e.g callbacks in this >> case. >> >> Thanks > IUC callbacks pretty much destroy the code cache locality advantages, > IP is jumping around too much. I may miss something, but we need net specific code anyway in this case? Thanks