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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 13E70C3DA58 for ; Thu, 17 Aug 2023 17:39:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:In-Reply-To:From:References:CC:To: Subject:Date:Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=F/b5a827LhHo1KLb0s35bCOitPhXVH5Id04WAPpre3g=; b=1UrCnSPpu6I9bAYXJk1t0rM61Z UKsW8zCn6E8UOsT0dOGI15LLfT2IHBoBXJMWxHbkfU65qvfagRmN9Td9aEiccTlBSjy/uEL4Nj84e qySpjPKKIh21cMJ0MM/n+LZv1FHmZoxs70ER1YlhDmUlzcjl96tYuxlt5o6PEhDxJUSp8FPhE/6Ic EUw5hPKFXDq7N3wCN8ajsaDwHzU4xNGA8PJeQAPuRSO8IeXwIofEoya41HT2GnbkAmdflCZcRVSLs 64SLZOIke7K+k/00S2iWMmTetdE0YFGyV6Q2uOE1+0D20oniSsaBedFb2lhaI5gwzzLfjm5SWKP+n QLAOul7g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qWgxh-006thk-2m; Thu, 17 Aug 2023 17:39:09 +0000 Received: from mgamail.intel.com ([192.55.52.115]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qWgxd-006thN-36 for linux-arm-kernel@lists.infradead.org; Thu, 17 Aug 2023 17:39:07 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1692293945; x=1723829945; h=message-id:date:subject:to:cc:references:from: in-reply-to:content-transfer-encoding:mime-version; bh=CK7xznJ9Om7nX2rLRX2JgKEplaJTFNASHrqOdQZugjw=; b=c7qnquSBuPzpSL6rV1bsSvwer3EEEk6k/a0ApQnEzMez+3EyCgVTRc5/ ROBBiL5Q5BeaonXGBLjQadne0lnwGPf3WHEJd77tqrSAtMSh78MLc5L+9 JDtPlWZL9J4weVI/NMAv4g910IAgFl0wQ3gfjE0BB5Z0n/z9b+IcIhlPT 8uwT/HZcRAYVepw+BwvMZ0c8AaLG8G4SrFy8anNmLguuNiKGO1EfcDNFV 3Li3tC38gHRkf+TCfNBs9Dy9G/1g/z3QbimsxfRGLtf1DAKHGjZU2ZhXt lX7j1HvveXUFqAD6vm88LbJ4yE2lgETp6c3FEQQRqThHAlhlPHndW/u79 A==; X-IronPort-AV: E=McAfee;i="6600,9927,10805"; a="372872638" X-IronPort-AV: E=Sophos;i="6.01,180,1684825200"; d="scan'208";a="372872638" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Aug 2023 10:39:03 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10805"; a="908505643" X-IronPort-AV: E=Sophos;i="6.01,180,1684825200"; d="scan'208";a="908505643" Received: from orsmsx603.amr.corp.intel.com ([10.22.229.16]) by orsmga005.jf.intel.com with ESMTP; 17 Aug 2023 10:39:03 -0700 Received: from orsmsx612.amr.corp.intel.com (10.22.229.25) by ORSMSX603.amr.corp.intel.com (10.22.229.16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Thu, 17 Aug 2023 10:39:02 -0700 Received: from orsmsx611.amr.corp.intel.com (10.22.229.24) by ORSMSX612.amr.corp.intel.com (10.22.229.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Thu, 17 Aug 2023 10:39:02 -0700 Received: from orsedg603.ED.cps.intel.com (10.7.248.4) by orsmsx611.amr.corp.intel.com (10.22.229.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27 via Frontend Transport; Thu, 17 Aug 2023 10:39:02 -0700 Received: from NAM12-MW2-obe.outbound.protection.outlook.com (104.47.66.42) by edgegateway.intel.com (134.134.137.100) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.27; Thu, 17 Aug 2023 10:39:02 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=SuHtOax7bJzyzs9WwMHCXmBSnoKSqKHtn2jXyKHkpLak7UJp67GyhmGZ/WWVaxBBIjRtyV+cO8jtIG85Lu2FRbHtuRyYxOVrUZwnfiJtp8nEHDy5x+K1WBEYOIkAGMDoaGSHi/AUXQn6vPwwevjlslERY//Z9cbCE7zmANt+5q6jEYFW7c9sK5ufOP/PnbJuwrIYCh/M6WRg3cmqVx9gKv6wWdpDtb7oeqskKyuXzid4ts35Eldl0ZR4cOXeH7qBWjarccsypl2oB7ivlE9uWI9cciHclsO9Oo2xrwEAV8PPU4s5gN2PywxYphJyrPhplQg0Ya6SaNZN0fflwmRvCg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=uoSbqtHlTkWe3QEWQNYi+/1Bag2Z16xuhDuSsnJh09c=; b=nnAFm9gaBfz0lMwG47QULjJaVjeeDUQEE3r1i7RFWV0G94h2eBhQx5mBm1W1Jw84fxVaR/885K/hahyDQ5wT6Qc6JX5GxH5bNq5zu2s3Wexc5wxTJE/f8bcxGOm0EZMvLTuWbWzcyJvL5v/KjEQqMY0s+1g8eqmhfq5gg+9UYDNyisa1rlDF9lNNa5DyiYVBFUJOSn6Z2aFi+ewcp/duQLDwISDqheLN+wHEmU/nkKhYQCfomS2O7p0Xpex+upLGy3b75uc+W8yMT0pPpbYe9zNqZEfdoR3Ijw3W8p8KIVGKz/m1cY4ztN5cE5nOdjW2UpD06YP7tP4OMeQdS9EUqQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; Received: from IA1PR11MB6097.namprd11.prod.outlook.com (2603:10b6:208:3d7::17) by SJ0PR11MB6768.namprd11.prod.outlook.com (2603:10b6:a03:47f::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6678.24; Thu, 17 Aug 2023 17:38:55 +0000 Received: from IA1PR11MB6097.namprd11.prod.outlook.com ([fe80::7109:4aa5:6a6d:c3d4]) by IA1PR11MB6097.namprd11.prod.outlook.com ([fe80::7109:4aa5:6a6d:c3d4%5]) with mapi id 15.20.6678.031; Thu, 17 Aug 2023 17:38:54 +0000 Message-ID: Date: Thu, 17 Aug 2023 10:39:04 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Firefox/91.0 Thunderbird/91.11.0 Subject: Re: [RFC 05/12] fs/resctrl: Set-up downstream priority partition resources Content-Language: en-US To: Amit Singh Tomar , , CC: , , , , References: <20230815152712.1760046-1-amitsinght@marvell.com> <20230815152712.1760046-6-amitsinght@marvell.com> From: Fenghua Yu In-Reply-To: <20230815152712.1760046-6-amitsinght@marvell.com> X-ClientProxiedBy: SJ0PR03CA0362.namprd03.prod.outlook.com (2603:10b6:a03:3a1::7) To IA1PR11MB6097.namprd11.prod.outlook.com (2603:10b6:208:3d7::17) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: IA1PR11MB6097:EE_|SJ0PR11MB6768:EE_ X-MS-Office365-Filtering-Correlation-Id: 2017952c-d71e-411b-4302-08db9f48d3b6 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:IA1PR11MB6097.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230031)(136003)(366004)(39860400002)(396003)(346002)(376002)(186009)(451199024)(1800799009)(31696002)(2906002)(83380400001)(26005)(86362001)(478600001)(36756003)(6506007)(6666004)(2616005)(6486002)(6512007)(53546011)(44832011)(5660300002)(41300700001)(316002)(66476007)(66556008)(66946007)(31686004)(4326008)(8676002)(8936002)(82960400001)(38100700002)(43740500002)(45980500001);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?NTJzcW9VenJ0OFZ3eGpFdHo4YUM3bmdQamhaSWFSRnZBQjZ1V1llMExZZnBE?= =?utf-8?B?R3lreDk0aGY0WVVMMktwNHBwWG0wU0J3OEp3TDNjWVFQTHpJU2owRGhPM1ZE?= =?utf-8?B?Rm9NQjRyYmNYMWNkY0JYU2JCVldsYkpTWVFzL2JZaTZEY1NyVHBaWC9MR2li?= =?utf-8?B?by9yUHFzaERKNmVtZk5GdlBaNkkrMjVJWm9ITHo3WTJ4QTA0SitYc1NvVWtC?= =?utf-8?B?N3RRdmxXMWt3VWVsSTl1bldOaXozaHF2eWRtazg0ZDZRZ0JESnlUQWlTYTNU?= =?utf-8?B?VkpqdEhuZ0ladDdSeTE5RWdCZ21zMEFtU1FUMUkvL2Q2Q3BKamRBSEVtWkhr?= =?utf-8?B?cFh6MHlDeW9WNWhiL01vR0Q5N3UwWTBHVCtxcjNjMnJ4UFFiWG8zWWUyanVD?= =?utf-8?B?NTU4WlBxNTNBMEVhWms2bkNOeDRLbU95dDh6WnlpbExnTDZEdUx1RlRHQTIw?= =?utf-8?B?dXY2aXhPS0pDRVowSnF3RlBKUC9ucCtEUE43ckMyelV3ZFdCNHAwcU5kSzAr?= =?utf-8?B?SmljQy84V2NjajA3R1RPa01EWEJLVS9BL2Z4dFc3V0hOcllidGJBcTEwV0FS?= =?utf-8?B?V1UwYW8wS2VlOFhtMmNtVHZVbUh6bEZzclRvTjdPU1dpcngwOC94TnIzT3ZN?= =?utf-8?B?WERlZjJ2RnQ3TVNEdVRuWlRMeE91c1ZxcnpFdERPS05pY3o3QXRTdlo1aVNu?= =?utf-8?B?WmgxRnlacldKc00wWEpESE9VOHNZNXkyYUcvQTRhOXNDTkYrY2FNM3U5c0g3?= =?utf-8?B?VktJYnFFS2U1dUhrby9aRkl1TUVUR1Z0SnlYdjJjQmNTQlNGQm5CdkdZdnJ1?= =?utf-8?B?VW5EdXprL0hrVzdkaXFrM0dQVEJXMjdNSHE3K3B6a0gvVFFhYlhtdHR1ZXhP?= =?utf-8?B?Q3JyL2M5VjdnRGFud0wzcFRTS0NUalFHbXVPaG4zZkorQkV3ZkR4Q2RqYkU1?= =?utf-8?B?TGp0U3R3NnhOSnZDSHBsd0dmRCtSUEpGN1hyV2xDY3JMb2JUbmZBTjVMbFFK?= =?utf-8?B?aXlLbElxVzZRVTNhRFhqeWRDdTIzQTltRzZLTnZBUk5XYjNDdEhlWTBZZFB5?= =?utf-8?B?UEpVdFNiWFZJMmh1bGw5L3BGZnI1QzVWS1pYcHJMWTRiekU5dlZibGhQdkhB?= =?utf-8?B?RXpjbzk0T1grNU1pWDFNN0czWXQ5a0ZhVHhkR2NCQzJ3S0RSQ2hlRGxhbDNR?= =?utf-8?B?QzhGWjFxM1ZKbm9vTHdTMm9LcFBIb3lTZG12d0l3dHEyQXVnT0ZKV1RVQ2xl?= =?utf-8?B?azdlNDd5Z29uSXdJVy9FemZnWGZ4UGNEN3EyaElSczVtNWlKVTNMTGdHdmdx?= =?utf-8?B?Wko5c3VVNnQzcDlmTTlLZnlXcFNQZGU4NWFkaVJ4ZzR4OVh1WURUbmtESmpG?= =?utf-8?B?TUx6cU41UFhqQUJ3L1ZTSWFMSTNBNksyNjJtUTZzVktoQWt1NW9LY0ljcWJl?= =?utf-8?B?QTVTQVkyZVBBenRuaXdncitxcWRFOFMwblVHK3JFYnRvTzBXUmQyenU2bFV6?= =?utf-8?B?bEpxb0lnaTQzaFJSWnlHN3dtNkRDQWRkZlZoR0hxTW5FdmpncnRFOVArdkRo?= =?utf-8?B?bkJ0dDlhM0ZJMEpCRytEYnpJUkorNG5sUVlTbFJpekNNV2Q3Sko5WW1aeXA4?= =?utf-8?B?RURXeHdVQU9xNUhwZCsxRnVCK0UycGlrTFViaHpqOUFxSld4Y052YSt5SGM2?= =?utf-8?B?N0c5aXJqTGlCeDVHbkRKSDRDUDFWbmViN3hVVWJISDVjWjhrbHBkYWNiNGVk?= =?utf-8?B?NWlJSWdzTlZCeHJFc1h4MGNJbnJtcnQySE5xcEZKWTkxUFFtNjg0cDQ1bm5v?= =?utf-8?B?R0pSUWhSV0dVNFg4ZFplYTkvMnJNdmtGdEZqbng0R3Vkb21XUWZteEd4cFhU?= =?utf-8?B?WE1SazM0clRjSXBzaVlYaFd4bjJ6TEZ6elFWZnFEWGJjSEdIdzBBV2lIRFI5?= =?utf-8?B?T0laZW9jWitBemIreFVmdEhscDM4TC9tN1lvd2tpV3FxcXhkbkxlTEs0bSs5?= =?utf-8?B?aGx2S1dBdDNtOFBIVkJWVFdjWDVCbjhrOHZaWHVHV1dYZElFQ2F1cU80QUds?= =?utf-8?B?N0xrR1RDUTlodEExUGxhc0FveUN0NFVTRFF3MzVVMDZsOGtKWmQ1YnkrRE1N?= =?utf-8?Q?A2ZAx1kTig74RslLGYE9rmwi+?= X-MS-Exchange-CrossTenant-Network-Message-Id: 2017952c-d71e-411b-4302-08db9f48d3b6 X-MS-Exchange-CrossTenant-AuthSource: IA1PR11MB6097.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Aug 2023 17:38:54.3853 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: YWHBtO9gUWACIGBef4A5eeQBOfd+Req2gC0EIAk6U4x1HXaePGojfoLF5C/lSQQxjhgwHSV3EYH/p/u1xBis6A== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR11MB6768 X-OriginatorOrg: intel.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230817_103906_044236_F8734983 X-CRM114-Status: GOOD ( 25.10 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, Amit, On 8/15/23 08:27, Amit Singh Tomar wrote: > Upon resource control group creation, Cache portion bitmap, and Memory > bandwidth allocation gets initialized to the default/maximum values, > obtained from resource control code. > > Let's replicate it for priority partition resource, and setup the default > downstream priority value. > > Signed-off-by: Amit Singh Tomar > --- > drivers/platform/mpam/mpam_resctrl.c | 4 +++- > fs/resctrl/rdtgroup.c | 30 ++++++++++++++++++++++++++++ > include/linux/resctrl.h | 4 ++++ > 3 files changed, 37 insertions(+), 1 deletion(-) > > diff --git a/drivers/platform/mpam/mpam_resctrl.c b/drivers/platform/mpam/mpam_resctrl.c > index 1081ceac41a8..cc843f1b0fb7 100644 > --- a/drivers/platform/mpam/mpam_resctrl.c > +++ b/drivers/platform/mpam/mpam_resctrl.c > @@ -733,8 +733,10 @@ static int mpam_resctrl_resource_init(struct mpam_resctrl_res *res) > exposed_alloc_capable = true; > } > > - if (has_ppart) > + if (has_ppart) { > r->priority_cap = true; > + r->dspri_default_ctrl = BIT_MASK(class->props.dspri_wd) - 1; > + } > > /* > * MBWU counters may be 'local' or 'total' depending on where > diff --git a/fs/resctrl/rdtgroup.c b/fs/resctrl/rdtgroup.c > index 9c5dfaaa7fa2..bc5fb246ba68 100644 > --- a/fs/resctrl/rdtgroup.c > +++ b/fs/resctrl/rdtgroup.c > @@ -3045,6 +3045,21 @@ static int rdtgroup_init_cat(struct resctrl_schema *s, u32 closid) > return 0; > } > > +static int rdtgroup_init_dspri(struct rdt_resource *r, u32 closid) > +{ > + struct resctrl_staged_config *cfg; > + struct rdt_domain *d; > + > + list_for_each_entry(d, &r->domains, list) { > + cfg = &d->staged_config[CDP_NONE]; > + cfg->new_ctrl = r->dspri_default_ctrl; > + cfg->have_new_ctrl = true; > + r->dspri_store = true; > + } > + > + return 0; > +} > + > /* Initialize MBA resource with default values. */ > static void rdtgroup_init_mba(struct rdt_resource *r, u32 closid) > { > @@ -3082,12 +3097,27 @@ static int rdtgroup_init_alloc(struct rdtgroup *rdtgrp) > return ret; > } > > + if (r->priority_cap) > + r->dspri_store = false; > + > ret = resctrl_arch_update_domains(r, rdtgrp->closid); > if (ret < 0) { > rdt_last_cmd_puts("Failed to initialize allocations\n"); > return ret; > } > > + if (r->priority_cap) { > + ret = rdtgroup_init_dspri(r, rdtgrp->closid); > + if (ret < 0) > + return ret; > + > + ret = resctrl_arch_update_domains(r, rdtgrp->closid); > + if (ret < 0) { > + rdt_last_cmd_puts("Failed to initialize allocations\n"); > + return ret; > + } > + r->dspri_store = false; > + } > } > > rdtgrp->mode = RDT_MODE_SHAREABLE; > diff --git a/include/linux/resctrl.h b/include/linux/resctrl.h > index a98ba5828211..d5b0661c0f70 100644 > --- a/include/linux/resctrl.h > +++ b/include/linux/resctrl.h > @@ -198,6 +198,7 @@ struct resctrl_membw { > * @alloc_capable: Is allocation available on this machine > * @mon_capable: Is monitor feature available on this machine > * @priority_capable: Is priority partitioning feature available on this machine > + * @dspri_store: Please add description for this new field. > * @num_rmid: Number of RMIDs available > * @cache_level: Which cache level defines scope of this resource > * @cache: Cache allocation related data > @@ -206,6 +207,7 @@ struct resctrl_membw { > * @name: Name to use in "schemata" file. > * @data_width: Character width of data when displaying > * @default_ctrl: Specifies default cache cbm or memory B/W percent. > + * @dspri_default_ctrl: Specifies default downstream priority value. > * @format_str: Per resource format string to show domain value > * @evt_list: List of monitoring events > * @fflags: flags to choose base and info files > @@ -216,6 +218,7 @@ struct rdt_resource { > bool alloc_capable; > bool mon_capable; > bool priority_cap; > + bool dspri_store; > int num_rmid; > int cache_level; > struct resctrl_cache cache; > @@ -224,6 +227,7 @@ struct rdt_resource { > char *name; > int data_width; > u32 default_ctrl; > + u32 dspri_default_ctrl; > const char *format_str; > struct list_head evt_list; > unsigned long fflags; Thanks. -Fenghua _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel