From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from new2-smtp.messagingengine.com (new2-smtp.messagingengine.com [66.111.4.224]) by dpdk.org (Postfix) with ESMTP id DB69F1B75D for ; Tue, 24 Oct 2017 10:44:44 +0200 (CEST) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailnew.nyi.internal (Postfix) with ESMTP id 6BBF112BF; Tue, 24 Oct 2017 04:44:44 -0400 (EDT) Received: from frontend2 ([10.202.2.161]) by compute1.internal (MEProxy); Tue, 24 Oct 2017 04:44:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fridaylinux.org; h=cc:content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to:x-me-sender:x-me-sender:x-sasl-enc; s= fm1; bh=lOFX60EQ2k101LiUYw9wWJelv10DBTNlosH1kDVAfq0=; b=QAs68gyI mVw7cSuaV6mRNle/cTfrXQrKoxRY6AVmhFPOj3wwp0OQRqYKrH0vv6w0uigZ8xJf J8JLXMxjmu5dSLp/yA+sQo65Bo3Jn8YUT8hLzeEA2AFo5ZSUqlOPwyar5oux+7Ej hkcI6kaCeM0xClSPawQ2EVl4UyilH0Rnqr7geZvlT9lshC1BXHdfd+rC1VWxEins OeL4QhLNvkrWk2UTxH0ucD7rBuenjTKVVzaAvOpssolezNLinobykSXUevZEO1up jYkm4YS4orxCer91IUkFl7gpZFU0X5jzrwWbRE24yrFgFvghMbCCCzYaMCukrW5y Nbvd8DJHR9ca3Q== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-sender :x-me-sender:x-sasl-enc; s=fm1; bh=lOFX60EQ2k101LiUYw9wWJelv10DB TNlosH1kDVAfq0=; b=shdeFEw5jb3APQPqTfT2fhYWCqMDoFB3H1T1OJVHxdu+C ycvDckcdNOnkc7yUzNDDCekOV9Z5Jo2fYFTN4gFEDk+tosnhL8QcxgAbzJA7qIfZ pd4JireB+Z8mKGMCFWuIhcLd6USXdXo0w3JIv6Rcnp4/Xjvq4GXgihLjU8dxk+lu ub70Kg7C0FewTKw86Ludo3TXYPBm6nL+Wgye8RngUjU4TTpahzG4fHtdLDADHkb8 xyYDY8+Lp0B/mseCLUnsw+mnRWZ32RwGxweQp9wV/c9F1KpR6lIpsRPEmpSpWaxQ nt7YxrJ+wtIBH285Hm6Azoq8OMevqCSWnM7gxS1VQ== X-ME-Sender: Received: from yliu-home (unknown [180.158.56.237]) by mail.messagingengine.com (Postfix) with ESMTPA id 4D6C7247DC; Tue, 24 Oct 2017 04:44:42 -0400 (EDT) Date: Tue, 24 Oct 2017 16:44:39 +0800 From: Yuanhan Liu To: Tiwei Bie Cc: dev@dpdk.org, maxime.coquelin@redhat.com, lei.a.yao@intel.com Message-ID: <20171024084439.GN1545@yliu-home> References: <1508814750-12937-1-git-send-email-tiwei.bie@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1508814750-12937-1-git-send-email-tiwei.bie@intel.com> User-Agent: Mutt/1.5.24 (2015-08-30) Subject: Re: [dpdk-dev] [PATCH] vhost: fix dequeue offload support X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Oct 2017 08:44:45 -0000 On Tue, Oct 24, 2017 at 11:12:30AM +0800, Tiwei Bie wrote: > When offload is enabled, vhost needs to access the first mbuf > to get the packet info, e.g. TCP header. So we couldn't delay > the data copy in this case. > > Fixes: e5c494a7a22b ("vhost: batch small guest memory copies") > > Reported-by: Lei Yao > Signed-off-by: Tiwei Bie Applied to dpdk-next-virtio. Thanks. --yliu