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Date:   Tue, 29 Mar 2022 11:23:30 +0200
From:   Peter Zijlstra <peterz@infradead.org>
To:     Qing Wang <wangqing@vivo.com>
Cc:     Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
        Sudeep Holla <sudeep.holla@arm.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        "Rafael J. Wysocki" <rafael@kernel.org>,
        Juri Lelli <juri.lelli@redhat.com>,
        Vincent Guittot <vincent.guittot@linaro.org>,
        Dietmar Eggemann <dietmar.eggemann@arm.com>,
        Steven Rostedt <rostedt@goodmis.org>,
        Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
        Daniel Bristot de Oliveira <bristot@redhat.com>,
        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>
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On Tue, Mar 29, 2022 at 02:15:19AM -0700, Qing Wang wrote:
> From: Wang Qing <wangqing@vivo.com>
> 
> 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