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Re: [Qemu-devel] [PATCH v2 2/3] Fix time drift problem under high load w


From: Gleb Natapov
Subject: Re: [Qemu-devel] [PATCH v2 2/3] Fix time drift problem under high load when PIT is in use.
Date: Tue, 8 Jul 2008 17:42:46 +0300

On Tue, Jul 08, 2008 at 02:52:51PM +0100, Paul Brook wrote:
> On Tuesday 08 July 2008, Gleb Natapov wrote:
> > Count the number of interrupts that was lost due to interrupt coalescing
> > and re-inject them back when possible. This fixes time drift problem when
> > pit is used as a time source.
> 
> You apparently ignored my comments about not doing this when we have an 
> accurate virtual clock.
> 
What part do you want me to disable if virtual clock is enabled?
Interrupt re-injection in PIT/RTC code? Or do you what qemu_irq_set() to
always return 1 if virtual clock is enabled (this will effectively
disable the new interface and all its users will fall back to current
behaviour).

--
                        Gleb.




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