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[71.197.186.152]) by smtp.googlemail.com with ESMTPSA id c26sm2814912pfr.172.2019.06.28.10.57.56 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 28 Jun 2019 10:57:56 -0700 (PDT) From: Kevin Hilman To: Neil Armstrong , jbrunet@baylibre.com Subject: Re: [RFC/RFT v2 05/14] soc: amlogic: meson-clk-measure: protect measure with a mutex In-Reply-To: <20190626090632.7540-6-narmstrong@baylibre.com> References: <20190626090632.7540-1-narmstrong@baylibre.com> <20190626090632.7540-6-narmstrong@baylibre.com> Date: Fri, 28 Jun 2019 10:57:56 -0700 Message-ID: <7hsgrtr3rv.fsf@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190628_105758_895346_1EF8C5C2 X-CRM114-Status: UNSURE ( 4.97 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Neil Armstrong , martin.blumenstingl@googlemail.com, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Neil Armstrong writes: > In order to protect clock measuring when multiple process asks for > a mesure, protect the main measure function with mutexes. > > Signed-off-by: Neil Armstrong Reviewed-by: Kevin Hilman _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B7A26C4321A for ; Fri, 28 Jun 2019 17:57:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 85D0D2083B for ; Fri, 28 Jun 2019 17:57:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=baylibre-com.20150623.gappssmtp.com header.i=@baylibre-com.20150623.gappssmtp.com header.b="QidYQZ1e" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726885AbfF1R56 (ORCPT ); Fri, 28 Jun 2019 13:57:58 -0400 Received: from mail-pl1-f171.google.com ([209.85.214.171]:38102 "EHLO mail-pl1-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726666AbfF1R56 (ORCPT ); Fri, 28 Jun 2019 13:57:58 -0400 Received: by mail-pl1-f171.google.com with SMTP id 9so2874382ple.5 for ; Fri, 28 Jun 2019 10:57:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:in-reply-to:references:date:message-id :mime-version; bh=JXDx5Of53xKpwKzie292LEzpOCIt7HdxAp/TZojOC98=; b=QidYQZ1e5tVfpSNlbzJAwZ1PSEo4dbT1h4HX6qlUhaYy/0WDP2DbYNFPTucwsPtXtJ P5Da3q4BSmLlg7YBmA0owHM1bUPrEb7BS8gzdHoNIWge3t/+SscDfMMBa3vx9swwjY5n LFvDrn5pgiwG3LzawIGsvptYLxKuORQdAVK4jqhJjDPscsuEl0XBsIcIhtmOUiqLnY31 rl5J0Is/8LGOWfkwroXrx5lrTEZnf+8x1H9rCHGrYrmt0cwF3/5ZHvKqdnUE5x9l17cs 65Qi5bpDUOP3xQ2tieEt795doUy4MrobU1fhvRK9NMQeo5arbU4RPh5V9yXTVNhCQ2rL ovHA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:in-reply-to:references:date :message-id:mime-version; bh=JXDx5Of53xKpwKzie292LEzpOCIt7HdxAp/TZojOC98=; b=NTmU67Td1xpFowmHyxnLJfJ1w9eNvi0p6yS0/LaHt9pGB77Y/A3BAP10YOxErdljki xylUvhT+LizYK1EUNpWk45Lqvusw69HOAF10nW0/kVq54be7IaodZk5Z20Ak4xcHFIG+ 4G5AAoUHxCUXpzyQeIhpk21TEena/qbHPc5T3KLykiH0D2WqVbM60y2g6+FdkU6tXEiF NrMLPHeuNGb35Gpz9ZJEehZH7m26KVL6z/MXYRnYPWZjphXionVD37boN7RL43Q8xf8F jsF3qaUABh0LGjLRkbzV+DkEpUhlP2TUBDJQCpf4VHhxxxa+FQvZtTRumgSXC2Wf05Xd hn2A== X-Gm-Message-State: APjAAAULWh7y0NTk/Ywdp5p5z1N3X5rvPysHbFGxUmPvbqeq8t1zv5Cl ol5tnza0dTcZAPttWy6PvgQF/g== X-Google-Smtp-Source: APXvYqxBvlNYSLn6PRoeEXRuFeavrw3x9z3+yywP5RFfiMDYAfvzlGijWI2kL3fNFlbko9TEHruOVA== X-Received: by 2002:a17:902:3341:: with SMTP id a59mr12892929plc.186.1561744677360; Fri, 28 Jun 2019 10:57:57 -0700 (PDT) Received: from localhost (c-71-197-186-152.hsd1.wa.comcast.net. [71.197.186.152]) by smtp.googlemail.com with ESMTPSA id c26sm2814912pfr.172.2019.06.28.10.57.56 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 28 Jun 2019 10:57:56 -0700 (PDT) From: Kevin Hilman To: Neil Armstrong , jbrunet@baylibre.com Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, martin.blumenstingl@googlemail.com, linux-gpio@vger.kernel.org, Neil Armstrong Subject: Re: [RFC/RFT v2 05/14] soc: amlogic: meson-clk-measure: protect measure with a mutex In-Reply-To: <20190626090632.7540-6-narmstrong@baylibre.com> References: <20190626090632.7540-1-narmstrong@baylibre.com> <20190626090632.7540-6-narmstrong@baylibre.com> Date: Fri, 28 Jun 2019 10:57:56 -0700 Message-ID: <7hsgrtr3rv.fsf@baylibre.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Neil Armstrong writes: > In order to protect clock measuring when multiple process asks for > a mesure, protect the main measure function with mutexes. > > Signed-off-by: Neil Armstrong Reviewed-by: Kevin Hilman From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D518AC4321A for ; 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[71.197.186.152]) by smtp.googlemail.com with ESMTPSA id c26sm2814912pfr.172.2019.06.28.10.57.56 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 28 Jun 2019 10:57:56 -0700 (PDT) From: Kevin Hilman To: Neil Armstrong , jbrunet@baylibre.com Subject: Re: [RFC/RFT v2 05/14] soc: amlogic: meson-clk-measure: protect measure with a mutex In-Reply-To: <20190626090632.7540-6-narmstrong@baylibre.com> References: <20190626090632.7540-1-narmstrong@baylibre.com> <20190626090632.7540-6-narmstrong@baylibre.com> Date: Fri, 28 Jun 2019 10:57:56 -0700 Message-ID: <7hsgrtr3rv.fsf@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190628_105758_894194_69924E94 X-CRM114-Status: UNSURE ( 6.33 ) 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: Neil Armstrong , martin.blumenstingl@googlemail.com, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-clk@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 Neil Armstrong writes: > In order to protect clock measuring when multiple process asks for > a mesure, protect the main measure function with mutexes. > > Signed-off-by: Neil Armstrong Reviewed-by: Kevin Hilman _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel