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Date: Wed, 16 May 2012 09:30:30 +0200
Message-ID: <CACRpkda94B1JDC0T8eafBkHDg8JFy19OAH3NgGZRBLA28i9iRQ@mail.gmail.com>
Subject: Re: [PATCH] clk: Fix race conditions between clk_set_parent() and clk_enable()
From: Linus Walleij <linus.walleij@linaro.org>
To: "Turquette, Mike" <mturquette@ti.com>
Cc: Saravana Kannan <skannan@codeaurora.org>,
        Arnd Bergman <arnd.bergmann@linaro.org>,
        linux-arm-kernel@lists.infradead.org, Andrew Lunn <andrew@lunn.ch>,
        Paul Walmsley <paul@pwsan.com>, Russell King <linux@arm.linux.org.uk>,
        Linus Walleij <linus.walleij@stericsson.com>,
        Stephen Boyd <sboyd@codeaurora.org>, linux-arm-msm@vger.kernel.org,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Mark Brown <broonie@opensource.wolfsonmicro.com>,
        Magnus Damm <magnus.damm@gmail.com>, linux-kernel@vger.kernel.org,
        Rob Herring <rob.herring@calxeda.com>,
        Richard Zhao <richard.zhao@linaro.org>,
        Grant Likely <grant.likely@secretlab.ca>,
        Deepak Saxena <dsaxena@linaro.org>,
        Amit Kucheria <amit.kucheria@linaro.org>,
        Jamie Iles <jamie@jamieiles.com>,
        Jeremy Kerr <jeremy.kerr@canonical.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Shawn Guo <shawn.guo@freescale.com>
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On Wed, May 16, 2012 at 8:00 AM, Turquette, Mike <mturquette@ti.com> wrote:

> The above hunk is a good change since it fixes a bug where we
> prepare/enable the parent clocks around the .set_parent callback, even
> when CLK_SET_PARENT_GATE is set. ?It should be a separate patch.

This makes me think that maybe some of these clk fixes really
need to add Cc: stable@kernel.org so they get into 3.4 as well.

Not that there are plenty of in-kernel users, but since people may
be basing development off the 3.4 tree, it would be good to have
fixes propagate there.

Linus Walleij
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