Re: m68k: Convert to genirq (WIP)

From: Geert Uytterhoeven
Date: Sun Jun 19 2011 - 06:17:41 EST

On Fri, Jun 17, 2011 at 19:22, Andreas Schwab <schwab@xxxxxxxxxxxxxx> wrote:
> Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> writes:
>> This is the WARN_ONCE(!irqs_disabled()) check.
>> static inline bool arch_irqs_disabled_flags(unsigned long flags)
>> {
>> Â Â Â Â return (flags & ~ALLOWINT) != 0;
> That should be
> Â Â Â Â Âreturn (flags & 0x700) == 0x700;
> It doesn't make sense to use ALLOWINT here, since arch_local_irq_disable
> doesn't use it either.

Unfortunately this makes it worse:

| Calibrating delay loop... kernel BUG at kernel/posix-cpu-timers.c:1314!

BUG_ON(!irqs_disabled()) triggers as flags is 0x2619 there.



Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
             Â Â -- Linus Torvalds
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