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 BB02AC4332F for ; Wed, 9 Nov 2022 18:08:06 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CAC7110E02C; Wed, 9 Nov 2022 18:08:05 +0000 (UTC) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 33ECC10E613; Wed, 9 Nov 2022 18:08:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1668017282; x=1699553282; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=YEfAUY3YOQK6mZCTiAjyc7h0pxn9/Q55gGTfX9fZ7hU=; b=cN2Pp0P9XSH5DXvWAyrQGsNQUHQvoUPHVieP93/EHmWJDAE8vS8YiRDM hL1DxL51sf3ro0mkpH1jgyg+fP6tFmQYykZJLe8siq6dDZKTdEO80ctS3 KnZtY88vj/JbXkB0PGKq9DO1sl7hQIpC78ZumNMXwzjYjY+KqJXr9TxP8 o1Ri5zcnfl3mIO6YqdzTl8TkPQnTUUlDLNsycElVvj1Bki8FNWRgyOAX+ vc4uunpFx0LJ2xhe81LhM7/r4F4QF4fiynBd9Mli6hDhgyEqDqxpzFSqF c/1D3zokA7LvIr5mt25q0qzquG3eCRKIfTHcWNdtCMdmhuhv3UYJHodxc A==; X-IronPort-AV: E=McAfee;i="6500,9779,10526"; a="397352391" X-IronPort-AV: E=Sophos;i="5.96,151,1665471600"; d="scan'208";a="397352391" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Nov 2022 10:08:01 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10526"; a="587859416" X-IronPort-AV: E=Sophos;i="5.96,151,1665471600"; d="scan'208";a="587859416" Received: from dvorobye-mobl.ccr.corp.intel.com (HELO intel.com) ([10.252.32.169]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Nov 2022 10:07:57 -0800 Date: Wed, 9 Nov 2022 19:07:52 +0100 From: Andi Shyti To: Thomas =?iso-8859-15?Q?Hellstr=F6m?= Message-ID: References: <20221109174058.912720-1-andi.shyti@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Subject: Re: [Intel-gfx] [PATCH 0/3] add guard padding around i915_vma 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: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Chris Wilson , Matthew Auld Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Hi Thomas, On Wed, Nov 09, 2022 at 07:03:03PM +0100, Thomas Hellström wrote: > Hi, Andi, > > This has been on the list before (three times I think) and at that > point it (the guard pages) was NAK'd by Daniel as yet another > complication, and a VT-d > scanout workaround was implemented and pushed using a different > approach, initially outlined by Daniel. > > Patch is 2ef6efa79fecd. Those suspend/resumes should now be fast. > > I then also discussed patch 1 separately with Dave Airlie and Daniel > and since both me and Dave liked it, Daniel OK'd it, but it never made > it upstream. > > Just a short heads up on the history. Thanks for letting me know, I missed this part of the history. Will check what happened in the previous mails and your improvement on the vt-d suspend/resume. Thanks, Andi