On Mon, 26 Jan 2015, Rafael J. Wysocki wrote: > On Monday, January 26, 2015 10:40:24 AM Thomas Gleixner wrote: > > The only remaining issue might be a NMI calling into > > ktime_get_mono_fast_ns() before timekeeping is resumed. Its probably a > > non issue on x86/tsc, but it might be a problem on other platforms > > which turn off devices, clocks, It's not rocket science to prevent > > that. > > I don't see any users of ktime_get_mono_fast_ns() at all, unless some > non-trivial > macros are involved. At least grepping for it only returns the definition, > declarations and the line in trace.c.
You can trace in NMI and perf is going to use ktime_get_mono_fast_ns() eventually as well. Thanks, tglx -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/