Message ID | 6c92a6e1bee6217b4286e77136287699755859b0.1686263351.git.tim.c.chen@linux.intel.com |
---|---|
State | New |
Headers |
Return-Path: <linux-kernel-owner@vger.kernel.org> Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp583374vqr; Thu, 8 Jun 2023 15:42:39 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ4pwUzaoXXc3MyOKkBCaxFFZJbWfme3qT8Z0SePTfWQdy5900312th1HhfZQ2gS+KbAATWz X-Received: by 2002:a05:6a00:a82:b0:647:e45f:1a4c with SMTP id b2-20020a056a000a8200b00647e45f1a4cmr6066254pfl.11.1686264159068; Thu, 08 Jun 2023 15:42:39 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1686264159; cv=none; d=google.com; s=arc-20160816; b=iS4RQ/puHULDTNWoCSf5sAUly8sFq/K397xDTvwyW+FIjor/+isiQppckx4/+dJ0HA wlY3OCfaDUmI3x8ou8sv1vZSFS6cP4T4hSsSO4Rh1AXayxlkn66FBbgNLJFbG3Dkcq+E pYJPksikuK64dWduXB8XzjeAcsgJBr2+njgeEXbG2tvij3KIBm9iXpjNefAHO7HdRO6/ 08uHt9rb643k7Q/nHsQZO9yvPDO5i037OYdWc5u7ppnY6jI8VgnTVK13LaVt+91D7gIP YCOxGCqIqipCEk5lhFEvz8xIe44ztsMuiXDGXeScjBcua8DYZZYEJjE7FerCgFShRbLe JxXw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=mwRGKQyRoqap7UrceRbRe9gO74NmucCP4j5RJP6wMHs=; b=rciE965Pi6FrX3co3hIO3ETcsM1JuRFD3gkoafUlCAZCW2Hm/A5AdqjTNYnML0+xHQ RwqczTP7iw/+9c9FQI+sbNE3ERW33Xr17bVc4uFKNcxfFdehGOJlKEUGdSbStpdblvDz ww+4h+TMN7v9ISmtk1rvANEH3yWiE+BEGtb5mCDl2DhiJyi/Kq0IuPzBGzf/TLs70bgt y5cOd/miM6pWZMH8ZdZR+SDPPXXCA6p/r2OgiAxjUPebOJmRnA4e9L/Uhe6H5ewklFsJ lxpIFxAIxVdQPybebit+AT+KLsboJ5YQQAO38AcjIu+Ba50UbyuCFoNjhDXLGgHjh0IL CdOQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=Ultd5iGI; 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=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id s17-20020a63af51000000b0053fbb186dbasi1557620pgo.244.2023.06.08.15.42.24; Thu, 08 Jun 2023 15:42:39 -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; dkim=pass header.i=@intel.com header.s=Intel header.b=Ultd5iGI; 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=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237315AbjFHWcp (ORCPT <rfc822;literming00@gmail.com> + 99 others); Thu, 8 Jun 2023 18:32:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56526 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237218AbjFHWcb (ORCPT <rfc822;linux-kernel@vger.kernel.org>); Thu, 8 Jun 2023 18:32:31 -0400 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AED742D78 for <linux-kernel@vger.kernel.org>; Thu, 8 Jun 2023 15:32:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1686263543; x=1717799543; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=qV3Dw8igkVoKguLTu65QopHctrOrSlhGJhrK2Z67mn4=; b=Ultd5iGIcJyuXRxhPkEEjKokq/T4fHxBBKa30moIzItEGNLRPUMUmEsx Y3J1t9ExeQo8G+iEneZfW2RIabPpGFDpuo4tZdxpXjmbIBtCcWDVSbbEb kCj1qpTMZupAe9dVrL2lp+uRMxzH4eS2uKVDNGnpGGQZqpBjsAJ8dSzfg ycBSbvW55ccH1/Q257K9ZGNUHxnzEJjPrOVlpsGKG8/oDNq0dbVShKy06 pbOhVcBOFlO7RTD5z7UuwKr4ryijdYqs2F+huBDksaIFScDGS55/SLUS4 foWqt5+hGLz51TERdPnLlFQ331Bf7J9w+ctg9fXaTYTRipUUIHGaIwBDG A==; X-IronPort-AV: E=McAfee;i="6600,9927,10735"; a="347094808" X-IronPort-AV: E=Sophos;i="6.00,227,1681196400"; d="scan'208";a="347094808" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jun 2023 15:32:22 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10735"; a="956906460" X-IronPort-AV: E=Sophos;i="6.00,227,1681196400"; d="scan'208";a="956906460" Received: from b04f130c83f2.jf.intel.com ([10.165.154.98]) by fmsmga006.fm.intel.com with ESMTP; 08 Jun 2023 15:32:21 -0700 From: Tim Chen <tim.c.chen@linux.intel.com> To: Peter Zijlstra <peterz@infradead.org> Cc: Tim C Chen <tim.c.chen@linux.intel.com>, Juri Lelli <juri.lelli@redhat.com>, Vincent Guittot <vincent.guittot@linaro.org>, Ricardo Neri <ricardo.neri@intel.com>, "Ravi V . Shankar" <ravi.v.shankar@intel.com>, Ben Segall <bsegall@google.com>, Daniel Bristot de Oliveira <bristot@redhat.com>, Dietmar Eggemann <dietmar.eggemann@arm.com>, Len Brown <len.brown@intel.com>, Mel Gorman <mgorman@suse.de>, "Rafael J . Wysocki" <rafael.j.wysocki@intel.com>, Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>, Steven Rostedt <rostedt@goodmis.org>, Valentin Schneider <vschneid@redhat.com>, Ionela Voinescu <ionela.voinescu@arm.com>, x86@kernel.org, linux-kernel@vger.kernel.org, Shrikanth Hegde <sshegde@linux.vnet.ibm.com>, Srikar Dronamraju <srikar@linux.vnet.ibm.com>, naveen.n.rao@linux.vnet.ibm.com, Yicong Yang <yangyicong@hisilicon.com>, Barry Song <v-songbaohua@oppo.com>, Chen Yu <yu.c.chen@intel.com>, Hillf Danton <hdanton@sina.com> Subject: [Patch v2 6/6] sched/debug: Dump domains' sched group flags Date: Thu, 8 Jun 2023 15:32:32 -0700 Message-Id: <6c92a6e1bee6217b4286e77136287699755859b0.1686263351.git.tim.c.chen@linux.intel.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <cover.1686263351.git.tim.c.chen@linux.intel.com> References: <cover.1686263351.git.tim.c.chen@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-4.3 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=ham 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?1768176126868269412?= X-GMAIL-MSGID: =?utf-8?q?1768176126868269412?= |
Series |
Enable Cluster Scheduling for x86 Hybrid CPUs
|
|
Commit Message
Tim Chen
June 8, 2023, 10:32 p.m. UTC
From: Tim C Chen <tim.c.chen@linux.intel.com> From: Peter Zijlstra (Intel) <peterz@infradead.org> There have been a case where the SD_SHARE_CPUCAPACITY sched group flag in a parent domain were not set and propagated properly when a degenerate domain is removed. Add dump of domain0 sched group flags of a CPU to make debug easier in the future. Usage: cat /debug/sched/domains/cpu0/domain1/groups_flags to dump cpu0 domain1's sched group flags. Signed-off-by: Tim Chen <tim.c.chen@linux.intel.com> --- kernel/sched/debug.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index 1637b65ba07a..55b50f940feb 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -389,6 +389,7 @@ static void register_sd(struct sched_domain *sd, struct dentry *parent) #undef SDM debugfs_create_file("flags", 0444, parent, &sd->flags, &sd_flags_fops); + debugfs_create_file("groups_flags", 0444, parent, &sd->groups->flags, &sd_flags_fops); } void update_sched_domain_debugfs(void)