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Fri, 19 Feb 2021 01:48:11 -0800 (PST) Date: Fri, 19 Feb 2021 15:18:09 +0530 From: Viresh Kumar To: Ionela Voinescu Subject: Re: [PATCH V3 1/2] topology: Allow multiple entities to provide sched_freq_tick() callback Message-ID: <20210219094809.ktvwx3pggnvatl3q@vireshk-i7> References: <20210203114521.GA6380@arm.com> <20210205091424.3od3tme3f7mh7ebp@vireshk-i7> <20210217002422.GA17422@arm.com> <20210218093304.3mt3o7kbeymn5ofl@vireshk-i7> <20210218163635.GA23622@arm.com> <20210219045823.beeijwaymd63prk7@vireshk-i7> <20210219094440.GA29843@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210219094440.GA29843@arm.com> User-Agent: NeoMutt/20180716-391-311a52 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210219_044815_044533_7679AA2B X-CRM114-Status: GOOD ( 15.18 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Vincent Guittot , linux-pm@vger.kernel.org, Catalin Marinas , Rafael Wysocki , linux-kernel@vger.kernel.org, Greg Kroah-Hartman , Sudeep Holla , Will Deacon , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 19-02-21, 09:44, Ionela Voinescu wrote: > On Friday 19 Feb 2021 at 10:28:23 (+0530), Viresh Kumar wrote: > > The very core routines (cpufreq_freq_transition_end() and > > cpufreq_driver_fast_switch()) of the cpufreq core call > > arch_set_freq_scale() today and this isn't going to change anytime > > soon. If something gets changed there someone will need to see other > > parts of the kernel which may get broken with that. > > > > Yes, but it won't really be straightforward to notice this breakage if > that happens, so in my opinion it was worth to keep that condition. Right, but chances of that happening are close to zero right now. I don't see any changes being made there in near future and so as we agreed, lets leave it as is. Btw, thanks for your feedback, it was indeed very valuable. -- viresh _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel