On Thu, Aug 16, 2007 at 06:06:00AM +0530, Satyam Sharma wrote:
>
> that are:
>
> while ((atomic_read(&waiting_for_crash_ipi) > 0) && msecs) {
> mdelay(1);
> msecs--;
> }
>
> where mdelay() becomes __const_udelay() which happens to be in another
> translation unit (arch/i386/lib/delay.c) and hence saves this callsite
> from being a bug :-)
The udelay itself certainly should have some form of cpu_relax in it.
Cheers,
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