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Thu, 27 Jun 2019 04:44:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1561610697; bh=xcVtg5zfJpAaPqWmKdZvrhg6l+boP2yFtIErksXuDNA=; h=From:To:Cc:Subject:Date:From; b=al/qui08bseXmFy75eEdJMgW6kdAjL5jAVBnWBZJoT4G169Kz8CPTO1R3gU1wLBrI sBXILX/7mvLFxxEkWUhTwpPTz/aWGLXh2iQaVI9645HkorVk0ItKJxQJmqqurCMFdB kXYckg7doHfw8ffHQXTyXnORd/qUPtW3aRER4CZk= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 165C260909 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=saiprakash.ranjan@codeaurora.org From: Sai Prakash Ranjan To: Mathieu Poirier , Suzuki K Poulose , Rob Herring , devicetree@vger.kernel.org, Leo Yan , Alexander Shishkin , David Brown , Mark Rutland Subject: [RESEND PATCHv4 0/1] coresight: Do not default to CPU0 for missing CPU phandle Date: Thu, 27 Jun 2019 10:14:41 +0530 Message-Id: X-Mailer: git-send-email 2.22.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190627_054534_776980_FB377EC4 X-CRM114-Status: UNSURE ( 9.34 ) 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: Sai Prakash Ranjan , Rajendra Nayak , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Sibi Sankar , Vivek Gautam , 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 In case of missing CPU phandle, the affinity is set default to CPU0 which is not a correct assumption. Fix this in coresight platform to set affinity to invalid and abort the probe in drivers. Also update the dt-bindings accordingly. Resent with Reviewed tag by Suzuki. v4: * Fix return for !CONFIG_ACPI and !CONFIG_OF. v3: * Addressed review comments from Suzuki and updated acpi_coresight_get_cpu. * Removed patch 2 which had invalid check for online cpus. v2: * Addressed review comments from Suzuki and Mathieu. * Allows the probe of etm and cpu-debug to abort earlier in case of unavailability of respective cpus. Sai Prakash Ranjan (1): coresight: Do not default to CPU0 for missing CPU phandle .../bindings/arm/coresight-cpu-debug.txt | 4 ++-- .../devicetree/bindings/arm/coresight.txt | 8 +++++--- .../hwtracing/coresight/coresight-cpu-debug.c | 3 +++ drivers/hwtracing/coresight/coresight-etm3x.c | 3 +++ drivers/hwtracing/coresight/coresight-etm4x.c | 3 +++ .../hwtracing/coresight/coresight-platform.c | 20 +++++++++---------- 6 files changed, 26 insertions(+), 15 deletions(-) -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel