Re: Early hang with 2.6.21-rc4-rt1

[Roland Dreier]

 > > I'm trying to use 2.6.21-rc4-rt1 to track down who's keeping 
 > > interrupts off for too long. [...]

 > btw., is this something you know for sure (if yes, how do you know?) - 
 > or is it that you would like to double-check the irqs-off times of 
 > v2.6.21-to-be?

I finally got curious enough to want to debug why starting kvm with
tun/tap networking produces a bunch of

    rtc: lost some interrupts at 1024Hz.

messages.  So I'm assuming it's a ~millisecond irqs-off section
somewhere.

 - R.
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