On Thu, May 23, 2013 at 05:50:15PM +0200, Lars-Peter Clausen wrote: > On 05/23/2013 05:42 PM, Stephen Warren wrote:
> > I guess the core of the issue is that you want to replace spin_lock() > > with spin_lock_irqsave(). I'd like to see that explicitly described in > > the commit description, if that is the core aspect of this change. > Hm, it does. > regmap-mmio uses a spinlock with spin_lock() and spin_unlock() for > locking. > ... > This patch updates the adds a flags parameter to the regmap lock > and unlock callbacks and uses spin_lock_irqsave() and > spin_unlock_restore() ... That's pretty buried in the changelog though - really all the first paragraph needs to say is that we want to use the irqsave versions to allow interaction with interrupt context.
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