From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Monjalon Subject: Re: [PATCH] vhost: vhost injects interrupts to guest for each packet Date: Thu, 24 Sep 2015 21:58:50 +0200 Message-ID: <1675372.Tx0nYd5Zsd@xps13> References: <1442823374-5233-1-git-send-email-huawei.xie@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: dev@dpdk.org To: Huawei Xie Return-path: Received: from mail-wi0-f177.google.com (mail-wi0-f177.google.com [209.85.212.177]) by dpdk.org (Postfix) with ESMTP id 2B3A56A87 for ; Thu, 24 Sep 2015 21:59:58 +0200 (CEST) Received: by wiclk2 with SMTP id lk2so127886918wic.1 for ; Thu, 24 Sep 2015 12:59:58 -0700 (PDT) In-Reply-To: <1442823374-5233-1-git-send-email-huawei.xie@intel.com> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Please reword the title (no need to re-send the patch), so that you describe what the patch do (batch interrupt). 2015-09-21 16:16, Huawei Xie: > In merge-able RX path, vhost injects interrupts to guest for each packet. > This should degrade performance a lot. > This patch fixes this issue by injecting one interrupt for a batch of packets.