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 AD139C43334 for ; Fri, 22 Jul 2022 11:57:34 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 834A492F20; Fri, 22 Jul 2022 11:57:33 +0000 (UTC) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 43E8C91FA8; Fri, 22 Jul 2022 11:57:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1658491052; x=1690027052; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=+MHMFB3/SyMilPDULCXRco5YPvAqDbWUS0FUtek/FcA=; b=UQhUlN2VUuEjYoMoiSiGVLFgAB97UUOP0QiLky6eMlvOoI7PF+x2ySUT QM0NxAz+TIBD8K82BC+GXGEm5JsM0+8K45pQcy1epVoFBnZ9HgajbBKUr Ktes7ftyiVuCq2JA8IE7997c0l5R78jqsV+6Gc9pBp7EN1soSz6Un/gYz qe3fYPsS2DsTLDjLRn2Hc2KV6lFOD/3rrR3ejC/b33VKox5tqbPa2X1Pd Tpq3JkKoZdVN4wsQq2RiciVTXq95S8qz9659BfguevQvSRSNu/NNewb8A zhoIQKHTC3FSWw/Svf1T3saEgP07qmuBtHk96wXF87bKt2ugti8bbEBKz Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10415"; a="373597778" X-IronPort-AV: E=Sophos;i="5.93,185,1654585200"; d="scan'208";a="373597778" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jul 2022 04:57:31 -0700 X-IronPort-AV: E=Sophos;i="5.93,185,1654585200"; d="scan'208";a="626536572" Received: from dstoll-mobl.ger.corp.intel.com (HELO intel.com) ([10.252.44.132]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jul 2022 04:57:26 -0700 Date: Fri, 22 Jul 2022 13:57:26 +0200 From: Andi Shyti To: Mauro Carvalho Chehab Subject: Re: [PATCH v2 03/21] drm/i915/gt: Invalidate TLB of the OA unit at TLB invalidations Message-ID: References: <44ec6a01ef2e82184abbb075b9c8a09297fa120c.1657800199.git.mchehab@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <44ec6a01ef2e82184abbb075b9c8a09297fa120c.1657800199.git.mchehab@kernel.org> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tvrtko Ursulin , Andi Shyti , Thomas =?iso-8859-15?Q?Hellstr=F6m?= , David Airlie , dri-devel@lists.freedesktop.org, Lucas De Marchi , linux-kernel@vger.kernel.org, Chris Wilson , Daniele Ceraolo Spurio , Rodrigo Vivi , Dave Airlie , stable@vger.kernel.org, intel-gfx@lists.freedesktop.org, Fei Yang Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi Mauro and Chris, On Thu, Jul 14, 2022 at 01:06:08PM +0100, Mauro Carvalho Chehab wrote: > From: Chris Wilson > > Ensure that the TLB of the OA unit is also invalidated > on gen12 HW, as just invalidating the TLB of an engine is not > enough. > > Cc: stable@vger.kernel.org > Fixes: 7938d61591d3 ("drm/i915: Flush TLBs before releasing backing store") > Signed-off-by: Chris Wilson > Cc: Fei Yang > Cc: Andi Shyti > Acked-by: Thomas Hellström > Signed-off-by: Mauro Carvalho Chehab Reviewed-by: Andi Shyti Thanks, Andi