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[2620:137:e000::1:20]) by mx.google.com with ESMTP id r25-20020aa7cfd9000000b00418c2b5be0bsi18780542edy.237.2022.03.29.15.29.24; Tue, 29 Mar 2022 15:29:49 -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=@infradead.org header.s=desiato.20200630 header.b=B1myBB6p; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234634AbiC2J0I (ORCPT + 99 others); Tue, 29 Mar 2022 05:26:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53844 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234633AbiC2J0A (ORCPT ); Tue, 29 Mar 2022 05:26:00 -0400 Received: from desiato.infradead.org (desiato.infradead.org [IPv6:2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3DE2E27169 for ; Tue, 29 Mar 2022 02:24:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=GNMAqIh0j6P//qlq8Z1xIR7mjldURS8/Ro5eIkOUj+w=; b=B1myBB6pcjFAoPaZpBLrlBlJeD lsya7OrVyrHw3xcSbhztqK72QHvaKM7rlZiEwgxOP2yYEYqjbBeoEDmeVDa4MqcnzDMzmeGMW3H8q WtVql6DJiGqyDmAVKo7v46USmmMOREJ8zcQ5d2QzhOUaiFLbjciuI46l69y6CmIfyhB5A9fijRTEt jn/8DfIFZpZbfgX/7tE93ChQoMbYbftFhHJgPX7W41AB0ge/6sAAVoKDbQHbxuSj8Otk7dRXCqZVS pBJVklp/JiQAbIC48SRmBkrcEnzZl9fvhWoyE23U8AReqJwCGR+kLmJ9daNkl+SavvD5dOm8QRTMs JjVv4/rw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=worktop.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nZ84a-005o2F-Tu; Tue, 29 Mar 2022 09:23:33 +0000 Received: by worktop.programming.kicks-ass.net (Postfix, from userid 1000) id 8B1DD9861E9; Tue, 29 Mar 2022 11:23:30 +0200 (CEST) Date: Tue, 29 Mar 2022 11:23:30 +0200 From: Peter Zijlstra To: Qing Wang Cc: Catalin Marinas , Will Deacon , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org, "H. Peter Anvin" , Sudeep Holla , Greg Kroah-Hartman , "Rafael J. Wysocki" , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Daniel Bristot de Oliveira , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: Re: [PATCH 1/3] sched: topology: add input parameter for sched_domain_flags_f() Message-ID: <20220329092330.GG8939@worktop.programming.kicks-ass.net> References: <1648545322-14531-1-git-send-email-wangqing@vivo.com> <1648545322-14531-2-git-send-email-wangqing@vivo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1648545322-14531-2-git-send-email-wangqing@vivo.com> X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,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: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 29, 2022 at 02:15:19AM -0700, Qing Wang wrote: > From: Wang Qing > > sched_domain_flags_f() are statically set now, but actually, we can get a lot > of necessary information based on the cpu_map. e.g. we can know whether its > cache is shared. > > Allows custom extension without affecting current. Still NAK