On Mon, Nov 02, 2015 at 03:12:49PM +0530, Vineet Gupta wrote:
> > @@ -664,16 +670,24 @@ static inline void arch_write_lock(arch_rwlock_t *rw)
> >
> > static inline void arch_read_unlock(arch_rwlock_t *rw)
> > {
> > + unsigned long flags;
> > +
> > + local_irq_save(flags);
> > arch_spin_lock(&(rw->lock_mutex));
>
>
> Isn't raw_spin_lock_irqsave() equivalent and more concise ?
You might run into header file recursion issues; also raw_spinlock has
lockdep annotations added, whereas the above does not.
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