linux-kernel - Re: [PATCH v2 10/21] ARM: tegra: clock: Convert global lock to a lock per clock

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Message-ID: <AANLkTi=reG4MDr3t7oc5yaGzVkJoeZLnrLKfHOgZmPLn@mail.gmail.com>
Date:	Sun, 20 Feb 2011 20:11:24 -0800
From:	Olof Johansson <olof@...om.net>
To:	Colin Cross <ccross@...roid.com>
Cc:	linux-tegra@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	konkers@...roid.com, Russell King <linux@....linux.org.uk>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 10/21] ARM: tegra: clock: Convert global lock to a lock
 per clock

On Sat, Feb 19, 2011 at 2:25 PM, Colin Cross <ccross@...roid.com> wrote:
> Give each clock its own lock, and remove all lock traversals from
> parent to child clocks to prevent AB-BA deadlocks.
>
> This brings the locking in line with the common struct clk
> patches and should make conversion simple.
>
> Signed-off-by: Colin Cross <ccross@...roid.com>

Acked-by: Olof Johansson <olof@...om.net>
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