[PATCH] powerpc/85xx: Convert socrates_fpga_pic_lock to raw_spinlock

[Thomas Gleixner]

On Thu, 18 Feb 2010, Anton Vorontsov wrote:

> Interrupt controllers' hooks are executed in the atomic context, so
> they are not permitted to sleep (with RT kernels non-raw spinlocks are
> sleepable). So, socrates_fpga_pic_lock has to be a real (non-sleepable)
> spinlock.
> 
> Signed-off-by: Anton Vorontsov <avorontsov at ru.mvista.com>

Acked-by: Thomas Gleixner <tglx at linutronix.de>