From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 00D17C4332F for ; Tue, 18 Oct 2022 11:02:52 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DFE9D10E71F; Tue, 18 Oct 2022 11:02:51 +0000 (UTC) Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by gabe.freedesktop.org (Postfix) with ESMTPS id E658B10E69A; Tue, 18 Oct 2022 11:02:47 +0000 (UTC) Received: by verein.lst.de (Postfix, from userid 2407) id 1BE7E68C4E; Tue, 18 Oct 2022 13:02:44 +0200 (CEST) Date: Tue, 18 Oct 2022 13:02:43 +0200 From: Christoph Hellwig To: Jan Beulich Message-ID: <20221018110243.GA4655@lst.de> References: <20221018082413.GA25785@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) Subject: Re: [Intel-gfx] i915 "GPU HANG", bisected to a2daa27c0c61 "swiotlb: simplify swiotlb_max_segment" X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Juergen Gross , Stefano Stabellini , regressions@lists.linux.dev, dri-devel@lists.freedesktop.org, Anshuman Khandual , intel-gfx@lists.freedesktop.org, Konrad Rzeszutek Wilk , Marek =?iso-8859-1?Q?Marczykowski-G=F3recki?= , Oleksandr Tyshchenko , iommu@lists.linux.dev, Matthew Auld , Rodrigo Vivi , xen-devel@lists.xenproject.org, Christoph Hellwig Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Tue, Oct 18, 2022 at 10:57:37AM +0200, Jan Beulich wrote: > Shouldn't this then be xen_pv_domain() that you use here, and - if you > really want IS_ENABLED() in addition - CONFIG_XEN_PV? I'll need help from people that understand Xen better than me what the exact conditions (and maybe also comments are).