Re: [patch] Re: setitimer lowlatency-2.2.13-A1 questions

Manfred Spraul (manfreds@colorfullife.com)
Mon, 06 Dec 1999 20:39:50 +0100

Andrea Arcangeli wrote:
>
> It's not safe as do_bottom_half can return with irq disabled and it's not
> safe to reenable the irqs inside enable_bh if enable_bh is be called with
> irq disabled. I fixed both problems in this alternate patch (not compiled
> too ;):

Is there a special reason why do_bottom_half() calls __sti() and __cli()
directly? This seems wrong, what about using the normal
__save_flags()/__sti()/__restore_flags()?

--
	Manfred


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