From patchwork Tue Jan 12 08:22:20 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dirk Behme X-Patchwork-Id: 8015071 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 7D0929F2F4 for ; Tue, 12 Jan 2016 08:35:50 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id AF6952039E for ; Tue, 12 Jan 2016 08:35:49 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CA571203A4 for ; Tue, 12 Jan 2016 08:35:47 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aIuP6-0002YY-AY; Tue, 12 Jan 2016 08:34:12 +0000 Received: from imta21.fe.bosch.de ([139.15.243.226]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1aIuO7-0001La-7d for linux-arm-kernel@lists.infradead.org; Tue, 12 Jan 2016 08:33:15 +0000 Received: from smtp6-v.fe.bosch.de (imta24.fe.bosch.de [139.15.243.27]) by imta21.fe.bosch.de (Postfix) with ESMTP id 95B7AC040D for ; Tue, 12 Jan 2016 09:23:25 +0100 (CET) Received: from vsmta11.fe.internet.bosch.com (unknown [10.4.98.51]) by imta24.fe.bosch.de (Postfix) with ESMTP id 54C7DD8022F for ; Tue, 12 Jan 2016 09:22:24 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=de.bosch.com; s=2015-01-21; t=1452586944; bh=wEVzH4HqBcEkaaFASWQQphh9u0rQm+Ct0bnn++UfcFM=; l=10; h=From:From:Reply-To:Sender; b=jNe7mIJeEmccvnKjI6EkwFTNC0ERtQ/IuH/2ZTzuhAB/5h7OBR+SFm3ubsycXWdq9 l17Spp/EqsSVPtOBH7bd9C5UI9WjhE+mGRO+83N97XMnV3+ON8ECVBJluzz/v3UYIi HjI40C1Q/PF0KYLKcXyh077t+sR10PqgsNyHz4Rk= Received: from SI-HUB1000.de.bosch.com (vsgw22.fe.internet.bosch.com [10.4.98.11]) by vsmta11.fe.internet.bosch.com (Postfix) with ESMTP id 0B2612380379 for ; Tue, 12 Jan 2016 09:22:24 +0100 (CET) Received: from hi-z5661.hi.de.bosch.com (10.34.218.251) by SI-HUB1000.de.bosch.com (10.4.103.106) with Microsoft SMTP Server id 14.3.195.1; Tue, 12 Jan 2016 09:22:23 +0100 Received: from hi-z5661.hi.de.bosch.com (localhost [127.0.0.1]) by hi-z5661.hi.de.bosch.com (Postfix) with ESMTP id EEB5D408A1; Tue, 12 Jan 2016 09:22:22 +0100 (CET) From: Dirk Behme To: , Mark Rutland , Sudeep Holla Subject: [PATCH] drivers/perf: arm_pmu: make info messages more verbose Date: Tue, 12 Jan 2016 09:22:20 +0100 Message-ID: <1452586940-20137-1-git-send-email-dirk.behme@de.bosch.com> X-Mailer: git-send-email 2.5.0 MIME-Version: 1.0 X-TM-AS-MML: disable X-TM-AS-Product-Ver: IMSS-7.1.0.1679-8.0.0.1202-22000.006 X-TMASE-MatchedRID: 07bu5BarPct3jIl30qTQg8nUT+eskUQPWLk7KHjvnCRXPwnnY5XL5JgC Mlq+sZ+fx6hYUjENwQhVF51vxLbfWW5/NyTKlG694RtSDjG+z7DGYnoF/CTeZZsoi2XrUn/Jn6K dMrRsL14qtq5d3cxkNcN9MitkD6wjOZn0IVA5erQufow9CI//YKB3ScMLaOmez5mFPC6gWKLHOz CJ6KtFqAtC2H+Y1te6/trGwfDlwzYki9AzT5nySlJOGBfMM+jgXyZ6pl/oDQ1+Az0rNWZh1oK3x HwHujePLauJU5NC5kJDDKa3G4nrLQ== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160112_003312_119820_F1F8CF1B X-CRM114-Status: UNSURE ( 9.70 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -7.0 (-------) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Dirk Behme Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,RP_MATCHES_RCVD,T_DKIM_INVALID,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP On a big.LITTLE system e.g. with Cortex A57 and A53 in case not all cores are online at PMU probe time we might get hw perfevents: failed to probe PMU! hw perfevents: failed to register PMU devices! making it unclear which cores failed, here. Add the name of the PMU which failed resulting in a more verbose and helpful message hw perfevents: armv8_cortex_a53: failed to probe PMU! hw perfevents: armv8_cortex_a53: failed to register PMU devices! Signed-off-by: Dirk Behme --- drivers/perf/arm_pmu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c index be3755c..fc1f06f 100644 --- a/drivers/perf/arm_pmu.c +++ b/drivers/perf/arm_pmu.c @@ -904,7 +904,7 @@ int arm_pmu_device_probe(struct platform_device *pdev, } if (ret) { - pr_info("failed to probe PMU!\n"); + pr_info("%s: failed to probe PMU!\n", pmu->name); goto out_free; } @@ -921,7 +921,7 @@ int arm_pmu_device_probe(struct platform_device *pdev, out_destroy: cpu_pmu_destroy(pmu); out_free: - pr_info("failed to register PMU devices!\n"); + pr_info("%s: failed to register PMU devices!\n", pmu->name); kfree(pmu); return ret; }