Erik, I think this is in connection with clocksource calibration but I'm not an expert.
This works: [ 0.007000] tsc: Fast TSC calibration using PIT [ 0.008000] tsc: Detected 1996.299 MHz processor [ 0.008000] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x398d0c7513b, max_idle_ns: 881590744042 ns
This doesn't: [...] tsc: Refined tsc clocksource calibration: ... [...] clocksource: tsc: mask: 0xfff...f (...)
Erik, I think this is in connection with clocksource calibration but I'm not an expert.
This works:
[ 0.007000] tsc: Fast TSC calibration using PIT
[ 0.008000] tsc: Detected 1996.299 MHz processor
[ 0.008000] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x398d0c7513b, max_idle_ns: 881590744042 ns
This doesn't:
[...] tsc: Refined tsc clocksource calibration: ...
[...] clocksource: tsc: mask: 0xfff...f (...)