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Mon, 13 Apr 2020 22:45:06 -0700 (PDT) Date: Tue, 14 Apr 2020 11:15:04 +0530 From: Viresh Kumar To: Sumit Gupta Subject: Re: [TEGRA194_CPUFREQ Patch 2/3] cpufreq: Add Tegra194 cpufreq driver Message-ID: <20200414054504.e3qn2cnxqur4sclw@vireshk-i7> References: <20200326115023.xy3n5bl7uetuw7mx@vireshk-i7> <20200406025549.qfwzlk3745y3r274@vireshk-i7> <3ab4136c-8cca-c2f9-d286-b82dac23e720@nvidia.com> <20200408055301.jhvu5bc2luu3b5qr@vireshk-i7> <08307e54-0e14-14a3-7d6a-d59e1e04a683@nvidia.com> <20200409074415.twpzu2n4frqlde7b@vireshk-i7> <00390070-38a1-19aa-ca59-42c4658bee7e@nvidia.com> <20200413062141.a6hmwipexhv3sctq@vireshk-i7> <64b609f1-efb1-425f-a91a-27a492bd3ec4@nvidia.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <64b609f1-efb1-425f-a91a-27a492bd3ec4@nvidia.com> User-Agent: NeoMutt/20180716-391-311a52 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200413_224508_285406_C9FC96F7 X-CRM114-Status: UNSURE ( 6.35 ) X-CRM114-Notice: Please train this message. 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: bbasu@nvidia.com, linux-pm@vger.kernel.org, catalin.marinas@arm.com, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, jonathanh@nvidia.com, talho@nvidia.com, thierry.reding@gmail.com, linux-tegra@vger.kernel.org, mperttunen@nvidia.com, will@kernel.org, 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+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 13-04-20, 17:50, Sumit Gupta wrote: > This was done considering long delay value as explained previously. > Do you think that smp_call_function_single() would be better than work queue > here? Don't work with assumptions, you should test both and see which one works better. Workqueue should never be faster than smp_call_function_single() with my understanding. -- viresh _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel