Message ID | 20230404134225.13408-19-Jonathan.Cameron@huawei.com |
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State | New |
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[2620:137:e000::1:20]) by mx.google.com with ESMTP id z29-20020aa7949d000000b0062ae6345c67si10689446pfk.386.2023.04.04.07.11.36; Tue, 04 Apr 2023 07:11:51 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=huawei.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235445AbjDDNvk (ORCPT <rfc822;lkml4gm@gmail.com> + 99 others); Tue, 4 Apr 2023 09:51:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50102 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235454AbjDDNvi (ORCPT <rfc822;linux-kernel@vger.kernel.org>); Tue, 4 Apr 2023 09:51:38 -0400 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C81F71BD0; Tue, 4 Apr 2023 06:51:34 -0700 (PDT) Received: from lhrpeml500005.china.huawei.com (unknown [172.18.147.201]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4PrTgB2k2qz67VxZ; Tue, 4 Apr 2023 21:50:46 +0800 (CST) Received: from SecurePC-101-06.china.huawei.com (10.122.247.231) by lhrpeml500005.china.huawei.com (7.191.163.240) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.23; Tue, 4 Apr 2023 14:51:31 +0100 From: Jonathan Cameron <Jonathan.Cameron@huawei.com> To: Mark Rutland <mark.rutland@arm.com>, Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@redhat.com>, Arnaldo Carvalho de Melo <acme@kernel.org>, Will Deacon <will@kernel.org>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <gregkh@linuxfoundation.org> CC: <linuxarm@huawei.com>, Dan Williams <dan.j.williams@intel.com>, Shaokun Zhang <zhangshaokun@hisilicon.com>, Yicong Yang <yangyicong@hisilicon.com>, Jiucheng Xu <jiucheng.xu@amlogic.com>, Khuong Dinh <khuong@os.amperecomputing.com>, Robert Richter <rric@kernel.org>, Atish Patra <atishp@atishpatra.org>, Anup Patel <anup@brainfault.org>, Andy Gross <agross@kernel.org>, Bjorn Andersson <andersson@kernel.org>, Frank Li <Frank.li@nxp.com>, Shuai Xue <xueshuai@linux.alibaba.com>, Vineet Gupta <vgupta@kernel.org>, Shawn Guo <shawnguo@kernel.org>, Fenghua Yu <fenghua.yu@intel.com>, Dave Jiang <dave.jiang@intel.com>, Wu Hao <hao.wu@intel.com>, Tom Rix <trix@redhat.com>, <linux-fpga@vger.kernel.org>, Suzuki K Poulose <suzuki.poulose@arm.com>, Liang Kan <kan.liang@linux.intel.com> Subject: [PATCH 18/32] perf/alibaba_uncore: Assign parents for event_source device Date: Tue, 4 Apr 2023 14:42:11 +0100 Message-ID: <20230404134225.13408-19-Jonathan.Cameron@huawei.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230404134225.13408-1-Jonathan.Cameron@huawei.com> References: <20230404134225.13408-1-Jonathan.Cameron@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.122.247.231] X-ClientProxiedBy: lhrpeml500004.china.huawei.com (7.191.163.9) To lhrpeml500005.china.huawei.com (7.191.163.240) X-CFilter-Loop: Reflected X-Spam-Status: No, score=-2.3 required=5.0 tests=RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: <linux-kernel.vger.kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1762255187152021199?= X-GMAIL-MSGID: =?utf-8?q?1762255187152021199?= |
Series |
Add parents to struct pmu -> dev
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Commit Message
Jonathan Cameron
April 4, 2023, 1:42 p.m. UTC
Currently the PMU device appears directly under /sys/devices/
Only root busses should appear there, so instead assign the pmu->dev
parent to be the platform device.
Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/
Cc: Shuai Xue <xueshuai@linux.alibaba.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
drivers/perf/alibaba_uncore_drw_pmu.c | 1 +
1 file changed, 1 insertion(+)
Comments
On 2023/4/4 PM9:42, Jonathan Cameron wrote: > Currently the PMU device appears directly under /sys/devices/ > Only root busses should appear there, so instead assign the pmu->dev > parent to be the platform device. > > Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/ > Cc: Shuai Xue <xueshuai@linux.alibaba.com> > Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> > --- > drivers/perf/alibaba_uncore_drw_pmu.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/perf/alibaba_uncore_drw_pmu.c b/drivers/perf/alibaba_uncore_drw_pmu.c > index a7689fecb49d..0d129acf3f84 100644 > --- a/drivers/perf/alibaba_uncore_drw_pmu.c > +++ b/drivers/perf/alibaba_uncore_drw_pmu.c > @@ -683,6 +683,7 @@ static int ali_drw_pmu_probe(struct platform_device *pdev) > > drw_pmu->pmu = (struct pmu) { > .module = THIS_MODULE, > + .parent = &pdev->dev, > .task_ctx_nr = perf_invalid_context, > .event_init = ali_drw_pmu_event_init, > .add = ali_drw_pmu_add, Reviewed-by: Shuai Xue <xueshuai@linux.alibaba.com> Thank you. Best Regards, Shuai
diff --git a/drivers/perf/alibaba_uncore_drw_pmu.c b/drivers/perf/alibaba_uncore_drw_pmu.c index a7689fecb49d..0d129acf3f84 100644 --- a/drivers/perf/alibaba_uncore_drw_pmu.c +++ b/drivers/perf/alibaba_uncore_drw_pmu.c @@ -683,6 +683,7 @@ static int ali_drw_pmu_probe(struct platform_device *pdev) drw_pmu->pmu = (struct pmu) { .module = THIS_MODULE, + .parent = &pdev->dev, .task_ctx_nr = perf_invalid_context, .event_init = ali_drw_pmu_event_init, .add = ali_drw_pmu_add,