From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julian Stecklina Subject: Re: IOAPIC doesn't handle byte writes Date: Tue, 22 Nov 2011 16:06:51 +0100 Message-ID: <1321974411.16507.25.camel@tabernacle.lan> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit To: KVM devel mailing list Return-path: Received: from mail.skyhub.de ([78.46.96.112]:37910 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755668Ab1KVPGx (ORCPT ); Tue, 22 Nov 2011 10:06:53 -0500 Received: from localhost (localhost [127.0.0.1]) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTP id 452E51DA159 for ; Tue, 22 Nov 2011 16:06:52 +0100 (CET) Received: from mail.skyhub.de ([127.0.0.1]) by localhost (door.skyhub.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id C+LT3Ry9Ndcw for ; Tue, 22 Nov 2011 16:06:52 +0100 (CET) Received: from [141.76.49.29] (unknown [141.76.49.29]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id EC0E61D99B0 for ; Tue, 22 Nov 2011 16:06:51 +0100 (CET) Sender: kvm-owner@vger.kernel.org List-ID: Hello, Avi Kivity wrote: > Care to post a patch instead? Sure. Never hacked KVM, though. Is there a particular reason why the void *val argument to ioapic_mmio_read/_write is only dereferenced when ioapic->lock is not held? Regards, Julian