On Mon, Jan 12, 2015 at 07:54:46AM -0800, Tyler Baker wrote: > Call spin_lock_init() before the spinlocks are used, both in early init > and probe functions preventing a lockdep splat. > > I have been observing lockdep complaining [1] during boot on my a80 optimus [2] > when CONFIG_PROVE_LOCKING has been enabled. This patch resolves the splat, > and has been tested on a few other sunxi platforms without issue. > > [1] http://storage.kernelci.org/next/next-20150107/arm-multi_v7_defconfig+CONFIG_PROVE_LOCKING=y/lab-tbaker/boot-sun9i-a80-optimus.html > [2] http://kernelci.org/boot/?a80-optimus > > Signed-off-by: Tyler Baker <tyler.baker@xxxxxxxxxx> > Cc: <stable@xxxxxxxxxxxxxxx> Acked-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx> Thanks! Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com
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