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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 97583C43331 for ; Fri, 12 Mar 2021 18:01:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8189964F3F for ; Fri, 12 Mar 2021 18:01:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233299AbhCLSAt (ORCPT ); Fri, 12 Mar 2021 13:00:49 -0500 Received: from foss.arm.com ([217.140.110.172]:58732 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232985AbhCLSAX (ORCPT ); Fri, 12 Mar 2021 13:00:23 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 59166106F; Fri, 12 Mar 2021 10:00:23 -0800 (PST) Received: from merodach.members.linode.com (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 8C9173F7D7; Fri, 12 Mar 2021 10:00:21 -0800 (PST) From: James Morse To: x86@kernel.org, linux-kernel@vger.kernel.org Cc: Fenghua Yu , Reinette Chatre , Thomas Gleixner , Ingo Molnar , Borislav Petkov , H Peter Anvin , Babu Moger , James Morse , shameerali.kolothum.thodi@huawei.com, Jamie Iles , D Scott Phillips OS Subject: [PATCH v2 17/24] x86/resctrl: Use cdp_enabled in rdt_domain_reconfigure_cdp() Date: Fri, 12 Mar 2021 17:58:42 +0000 Message-Id: <20210312175849.8327-18-james.morse@arm.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210312175849.8327-1-james.morse@arm.com> References: <20210312175849.8327-1-james.morse@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org rdt_domain_reconfigure_cdp() infers whether CDP is enabled by checking the alloc_capable and alloc_enabled flags of the data resources. Now that we have an explicit cdp_enabled, use that. Reviewed-by: Jamie Iles Signed-off-by: James Morse --- arch/x86/kernel/cpu/resctrl/rdtgroup.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c index 55c17adf763c..378cad0020da 100644 --- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c +++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c @@ -1933,14 +1933,16 @@ static int set_cache_qos_cfg(int level, bool enable) /* Restore the qos cfg state when a domain comes online */ void rdt_domain_reconfigure_cdp(struct rdt_resource *r) { - if (!r->alloc_capable) + struct rdt_hw_resource *hw_res = resctrl_to_arch_res(r); + + if (!hw_res->cdp_capable) return; if (r == &rdt_resources_all[RDT_RESOURCE_L2DATA].resctrl) - l2_qos_cfg_update(&r->alloc_enabled); + l2_qos_cfg_update(&hw_res->cdp_enabled); if (r == &rdt_resources_all[RDT_RESOURCE_L3DATA].resctrl) - l3_qos_cfg_update(&r->alloc_enabled); + l3_qos_cfg_update(&hw_res->cdp_enabled); } /* -- 2.30.0