Re: NO_HZ: timer interrupt stuck

From: Andi Kleen
Date: Fri Feb 23 2007 - 09:50:56 EST

David Miller <davem@xxxxxxxxxxxxx> writes:
> BTW, sparc64 always did the trick where the do_timer() work was done
> by one of the per-cpu local timer interrupts, I'm glad the idea gained
> traction generically. :-)))

It was already implemented before for x86-64, but disabled
by default because it ran into some platform issues. The new code
hopefully knows now how to work around them.

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