On Mon 2016-08-29 12:12:49, Chris Metcalf wrote: > When doing an nmi backtrace of many cores, most of which are idle, > the output is a little overwhelming and very uninformative. Suppress > messages for cpus that are idling when they are interrupted and just > emit one line, "NMI backtrace for N skipped: idling at pc 0xNNN". > > We do this by grouping all the cpuidle code together into a new > .cpuidle.text section, and then checking the address of the > interrupted PC to see if it lies within that section. > > This commit suitably tags x86 and tile idle routines, and only > adds in the minimal framework for other architectures. > > Acked-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx> > Tested-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx> > Tested-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx> [arm] > Signed-off-by: Chris Metcalf <cmetcalf@xxxxxxxxxxxx> This version works even with my configuration. Feel free to add Tested-by: Petr Mladek <pmladek@xxxxxxxx> Best Regards, Petr -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
