From: Paul Mackerras <[email protected]>
Date: Thu, 9 Mar 2006 09:06:05 +1100
> I'd be interested to know what the C standard says about whether the
> compiler can reorder writes that may be visible to a signal handler.
> An interrupt handler in the kernel is logically equivalent to a signal
> handler in normal C code.
>
> Surely there are some C language lawyers on one of the lists that this
> thread is going to?
Just like for setjmp() I think you have to mark such things
as volatile.
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