On 05/24/2013 02:29 AM, Lars-Peter Clausen wrote:
> regmap-mmio uses a spinlock with spin_lock() and spin_unlock() for locking.
> To be able to use the regmap API from different contexts (atomic vs
> non-atomic),
> without the risk of race conditions, we need to use spin_lock_irqsave() and
> spin_lock_irqrestore() instead. A new field, the spinlock_flags field, is
> added
> to regmap struct to store the flags between regmap_{,un}lock_spinlock(). The
> spinlock_flags field itself is also protected by the spinlock.
Reviewed-by: Stephen Warren <swar...@nvidia.com>
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