From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christian Borntraeger Subject: Re: [PATCH] virtio_ring: make structure defines packed Date: Mon, 11 Feb 2008 13:55:22 +0100 Message-ID: <200802111355.22449.borntraeger@de.ibm.com> References: <200802081401.21194.borntraeger@de.ibm.com> <13426df10802092232w327a96f9ueca5370df826a674@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel , virtualization@lists.linux-foundation.org To: "ron minnich" Return-path: In-Reply-To: <13426df10802092232w327a96f9ueca5370df826a674@mail.gmail.com> Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces@lists.sourceforge.net Errors-To: kvm-devel-bounces@lists.sourceforge.net List-Id: kvm.vger.kernel.org Am Sonntag, 10. Februar 2008 schrieb ron minnich: > The problem for me is that gcc packed is not compatible with the plan > 9 C compiler. So, for a truly heterogeneous setup, you are going to > have > to have code to marshall the structures when transferring between > domains, and you are better off not trying to fake it with packed -- > it can actually make the > marshalling less efficient. Ok, I am conviced. The packed idea came up for mixed platform setups, but you are right - this reuqires much more. Christian ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/