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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 3A09FC0650E for ; Mon, 1 Jul 2019 11:23:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1C03B206A3 for ; Mon, 1 Jul 2019 11:23:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728356AbfGALX4 (ORCPT ); Mon, 1 Jul 2019 07:23:56 -0400 Received: from mga18.intel.com ([134.134.136.126]:7164 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727239AbfGALX4 (ORCPT ); Mon, 1 Jul 2019 07:23:56 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 01 Jul 2019 04:09:07 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,439,1557212400"; d="scan'208";a="154047824" Received: from um.fi.intel.com (HELO localhost) ([10.237.72.63]) by orsmga007.jf.intel.com with ESMTP; 01 Jul 2019 04:09:04 -0700 From: Alexander Shishkin To: Peter Zijlstra Cc: Arnaldo Carvalho de Melo , Ingo Molnar , linux-kernel@vger.kernel.org, mathieu.poirier@linaro.org, will.deacon@arm.com, alexander.shishkin@linux.intel.com Subject: Re: [PATCH v1] perf: Fix exclusive events' grouping In-Reply-To: <20190701110053.23761-1-alexander.shishkin@linux.intel.com> References: <20190701110053.23761-1-alexander.shishkin@linux.intel.com> Date: Mon, 01 Jul 2019 14:09:04 +0300 Message-ID: <87y31it3jj.fsf@ashishki-desk.ger.corp.intel.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Alexander Shishkin writes: > So far, we tried to disallow grouping exclusive events for the fear of > complications they would cause with moving between contexts. Specifically, > moving a software group to a hardware context would violate the exclusivity > rules if both groups contain matching exclusive events. This one is bad, please disregard. v2 incoming. Regards, -- Alex