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[50.116.44.211]) by smtp.gmail.com with ESMTPSA id d58sm775782qtb.11.2019.05.23.18.38.46 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 23 May 2019 18:38:48 -0700 (PDT) Date: Fri, 24 May 2019 09:38:42 +0800 From: Leo Yan To: Suzuki K Poulose Subject: Re: [PATCH v4 00/30] coresight: Support for ACPI bindings Message-ID: <20190524013842.GA5971@leoy-ThinkPad-X240s> References: <1558521304-27469-1-git-send-email-suzuki.poulose@arm.com> <20190523143227.GC31751@leoy-ThinkPad-X240s> <23a50436-4bcf-3439-c189-093e1a58438d@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <23a50436-4bcf-3439-c189-093e1a58438d@arm.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190523_183850_806844_75C94A4B X-CRM114-Status: GOOD ( 13.24 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: coresight@lists.linaro.org, linux-kernel@vger.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 Hi Suzuki, On Thu, May 23, 2019 at 04:31:54PM +0100, Suzuki K Poulose wrote: [...] > > When you send out the new patch for exposing device connection, please > > loop me so that I can base on it for perf testing related works. > > Sure, will do. Thanks a lot! > As such, the perf testing should not be affected by that > series. It is just a helper to demonstrate the connections. But yes, it > will definitely help you to choose an ETF for a cluster, if you had multiple > ETFs on the system. Otherwise, you should be OK. Yeah, the perf testing approach is heavily based on sysfs out/in nodes to find the trace pathes. > Please be aware that the power management support is missing on ACPI platform. > So you must make sure, by other means, that the debug domain is powered up. Thanks for reminding; for the first step, I will not add any power management enabling steps in the testing script, we can add the related operations if later we have clear idea for this. Thanks, Leo Yan _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel