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 5DFD5C56208 for ; Thu, 6 Aug 2026 11:11:45 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0D60E10E097; Thu, 6 Aug 2026 11:11:45 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="YXe1wHPg"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) by gabe.freedesktop.org (Postfix) with ESMTPS id BE14710E097 for ; Thu, 6 Aug 2026 11:11:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1786014703; x=1817550703; h=message-id:date:mime-version:subject:from:to:cc: references:in-reply-to:content-transfer-encoding; bh=9TqUQ1cEN1iSqYeQKVPH3b6O7vlJmwNuvfTAHuje9SI=; b=YXe1wHPgIvb5oDZKwWJCDO6mifycqNtKGkQTLVVrwCActthG/wKST2vO VINZXROgW7eEnStujajiapLNfMrHtOkkSvRtUy7A+YNSkwHK0CQKinHCu FCMtrLaXsLFO71ft/LmOcnklkOJ+/XxPOqmPJKdjGVyTqxyXIp42Va0T7 87HzGtH0exjRIt7TsbQ8k+eA4DJxlRQ+R7Gsn1pxpWb3XGuxLGOP4T5ol 3KLwxsOHEPkDtOzmatXx+yJDk9zM62RQv6lPjkZyC4mrBS75N8s/bs63H 1ciiC6oVGzbYF3ZlwYQtDasna9BCyp4kQR1fqr+TqyUQwLiCsB6rbsLGK w==; X-CSE-ConnectionGUID: CpQyYL9SRsWq6e7RUQXfDg== X-CSE-MsgGUID: VecpSNN9SAOWEU8aAzj1aA== X-IronPort-AV: E=McAfee;i="6800,10657,11866"; a="86616021" X-IronPort-AV: E=Sophos;i="6.25,208,1779174000"; d="scan'208";a="86616021" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Aug 2026 04:11:43 -0700 X-CSE-ConnectionGUID: beAXEw2aTPufaFFjbwCZiw== X-CSE-MsgGUID: o7oimXP9Sky+ViulMjT5Mw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,208,1779174000"; d="scan'208";a="267222759" Received: from mkosciow-mobl1.ger.corp.intel.com (HELO [10.245.245.11]) ([10.245.245.11]) by fmviesa005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Aug 2026 04:11:42 -0700 Message-ID: <424d6e9f-3e33-4f06-bbb3-11ce2d6e2607@intel.com> Date: Thu, 6 Aug 2026 12:11:40 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v8 1/3] drm/xe/guc_ads: allocate UM queues in a separate BO From: Matthew Auld To: Jia Yao , intel-xe@lists.freedesktop.org Cc: Gwan-gyeong Mun , stable@vger.kernel.org References: <20260804165057.129529-1-jia.yao@intel.com> <20260804165057.129529-2-jia.yao@intel.com> <88b53afb-d7c1-4da1-9708-d0843be27b6d@intel.com> Content-Language: en-GB In-Reply-To: <88b53afb-d7c1-4da1-9708-d0843be27b6d@intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" On 05/08/2026 11:30, Matthew Auld wrote: > On 04/08/2026 17:50, Jia Yao wrote: >> Move the UM queues into a dedicated UC BO (ads->um_queue_bo) and avoid >> CPU memset operations on it, which eliminates the CPU as a potential >> cacheline-polluting agent and helps maintain consistency between GAM >> writes and GuC reads. Now pushed. I tweaked the commit message here, since we missed detailing the contig related fixes. >> >> Fixes: 9c57bc08652a ("drm/xe/lnl: Drop force_probe requirement") >> Cc: Gwan-gyeong Mun >> Cc: Matthew Auld >> Cc: # v6.12+ >> Signed-off-by: Jia Yao > > Reviewed-by: Matthew Auld >