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Fri, 08 Jan 2021 03:03:38 -0800 (PST) Date: Fri, 8 Jan 2021 16:33:36 +0530 From: Viresh Kumar To: Ionela Voinescu Subject: Re: [PATCH V3 3/3] arm64: topology: Make AMUs work with modular cpufreq drivers Message-ID: <20210108110336.udylbu6jkjc6mr55@vireshk-i7> References: <5ffc7b9ed03c6301ac2f710f609282959491b526.1608010334.git.viresh.kumar@linaro.org> <8f0fe23d1c9effed71d5660c939472d43726a61b.1608010334.git.viresh.kumar@linaro.org> <20201216000349.GA5299@arm.com> <20201216043805.bx6laemhfm2eaufv@vireshk-i7> <20201216193724.GA375@arm.com> <20201217105049.z3aqhl4mo56hhqvk@vireshk-i7> <20210108094416.GA19952@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210108094416.GA19952@arm.com> User-Agent: NeoMutt/20180716-391-311a52 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210108_060352_504741_32E54F7C X-CRM114-Status: GOOD ( 14.12 ) 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: Catalin Marinas , Will Deacon , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Vincent Guittot 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 08-01-21, 09:44, Ionela Voinescu wrote: > Now that I think of it again (after spending 30 minutes trying to come > up with a more clear solution) I realised this is not actually a > problem :). > > The only location that checks the invariance status is schedutil, but > what a cpufreq governor does becomes irrelevant if you remove the > cpufreq driver. Good catch :) > The only potential problem is if one then inmods a > cpufreq driver that's not invariant. But I think that might be on "if" > too many to consider. What do you think? Yeah, there is no need to worry about this then I think. I will resend the patches soon. -- viresh _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel