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 X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 80D9FC10F25 for ; Tue, 10 Mar 2020 03:11:59 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 5ED4224671 for ; Tue, 10 Mar 2020 03:11:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5ED4224671 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E5C2A6E517; Tue, 10 Mar 2020 03:11:58 +0000 (UTC) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 931096E517 for ; Tue, 10 Mar 2020 03:11:57 +0000 (UTC) X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 09 Mar 2020 20:11:57 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,535,1574150400"; d="scan'208";a="234197640" Received: from orsosgc001.ra.intel.com (HELO orsosgc001.amr.corp.intel.com) ([10.23.184.150]) by fmsmga007.fm.intel.com with ESMTP; 09 Mar 2020 20:11:56 -0700 Date: Mon, 9 Mar 2020 20:11:56 -0700 From: Umesh Nerlige Ramappa To: Chris Wilson Message-ID: <20200310031156.GC9651@orsosgc001.amr.corp.intel.com> References: <20200309211057.38575-1-umesh.nerlige.ramappa@intel.com> <158379394745.16414.17306357927869351535@build.alporthouse.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <158379394745.16414.17306357927869351535@build.alporthouse.com> User-Agent: Mutt/1.12.0 (2019-05-25) Subject: Re: [Intel-gfx] [PATCH] drm/i915/perf: Invalidate OA TLB on when closing perf stream 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 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Mon, Mar 09, 2020 at 10:45:47PM +0000, Chris Wilson wrote: >Quoting Umesh Nerlige Ramappa (2020-03-09 21:10:57) >> On running several back to back perf capture sessions involving closing >> and opening the perf stream, invalid OA reports are seen in the >> beginning of the OA buffer in some sessions. Fix this by invalidating OA >> TLB when the perf stream is closed or disabled on gen12. >> >> Signed-off-by: Umesh Nerlige Ramappa > >Testcase? Issue occurs if all perf tests are run on TGL, but I guess a single subtest should do it too. Here it is - https://patchwork.freedesktop.org/patch/356973/ Thanks, Umesh >-Chris _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx