[PATCH] fix heartbeat
val at nmt.edu
Sun Feb 10 11:23:53 EST 2002
On Sat, Feb 09, 2002 at 05:50:47PM +1100, Paul Mackerras wrote:
> Val Henson writes:
> > The heartbeat function will not execute properly on Gemini without
> > this patch. (Check for cpu 0 removed from gemini_heartbeat.)
> CHRP needs the heartbeat function called on all cpus, IIRC.
> Clearly the heartbeat_count needs to be per-cpu or else pushed into
> the heartbeat function. How about we make it just
> if (ppc_md.heartbeat)
> and let the heartbeat function do the if (!smp_processor_id()) and the
> if (!heartbeat_count--) if it wants?
Ah, I see, the heartbeat_count is now being decremented once per timer
interrupt, instead of smp_nr_cpus times per timer interrupt. Last
time I checked, it was still possible for the heartbeat count to go
It's fine the way it is. Sorry for the unnecessary patch.
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