Re: [PATCH] i386 spinlocks should use the full 32 bits, not only 8bits

From: Linus Torvalds
Date: Thu Oct 20 2005 - 16:57:49 EST




On Thu, 20 Oct 2005, Ingo Molnar wrote:
>
> +/*
> + * We inline the unlock functions in the nondebug case:
> + */
> +#ifdef CONFIG_DEBUG_SPINLOCK

That can't be right. What about preemption etc?

There's a lot more to spin_unlock() than just the debugging stuff.

Linus
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