Mark Haywood wrote: > Li, Aubrey wrote: >> Hi Mark, >> >> I noticed local APIC timer is used by cbe in the current system. >> >> And I got the following note from "Intel(r) 64 and IA-32 Architectures >> Software Developer's Manual Volume 3A: System Programming Guide, Part 1" >> >> ----note---- >> The APIC timer may temporarily stop while the processor is in deep >> C-states or during transitions caused by Enhanced Intel SpeedStep(r) >> Technology. >> ----note end---- >> >> Did you see the timer stop on any platform? >> Did you encounter any problem? >> I didn't see any code care about this issue during the speed transition, >> ;-) > > There isn't any code to handle this because we were unaware of the > possibility. Maybe we should check with Len concerning the validity of > the statement and/or whether it only applies to certain family/models.
We've certainly been told repeatedly about this, and I'm assuming it's coming, if not now, then soon. > No, I've never knowingly encountered a problem. Me either, yet.
