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* David Brownell <david-b@pacbell.net> wrote: > > > I speculate that either the design has changed (without fanfare), > > > or else that stuff is in RT kernels and has not yet gone upstream. > > > > Well whatever. We shouldn't have to resort to caller-side party > > tricks like this to get acceptable performance. > > I'd be happy if, as originally presented, it were possible to just > pass a raw_spinlock_t to spin_lock_irqsave() and friends. that's a spinlock type abstraction of PREEMPT_RT, not of mainline. In mainline there's basically almost never any valid reason to use a raw spinlock - please use spinlock_t instead. Why do you want to use raw_spinlock_t? Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||
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