On 01/07/13 19:53, Paul E. McKenney wrote: > On Mon, Jan 07, 2013 at 07:36:19PM -0500, Steven Rostedt wrote: >> On Mon, 2013-01-07 at 18:12 -0500, Steven Rostedt wrote: >>> On Tue, 2013-01-08 at 09:59 +1100, Stephen Rothwell wrote: >>>> Hi Paul, >>>> >>>> On Mon, 7 Jan 2013 14:16:27 -0800 "Paul E. McKenney" >>>> <paul...@linux.vnet.ibm.com> wrote: >>>>> >>>>> On Mon, Jan 07, 2013 at 11:42:36AM -0800, Randy Dunlap wrote: >>>>>> >>>>>> on i386 or x86_64: >>>>>> >>>>>> ERROR: "trace_clock_local" [kernel/rcutorture.ko] undefined! >>>>> >>>>> Hello, Randy, >>>>> >>>>> Did your build include the following, also pushed to -next in that same >>>>> batch from -rcu? Including Steven Rostedt on CC for his take. >>>> >>>> That commit was certainly in next-20130107. >>> >>> Could be bad config dependencies. >> >> Paul, >> >> You need to also select TRACE_CLOCK if you are going to use it. > > Thank you, Steve! > > Randy, does the following patch help?
Yes, that's good. Acked-by: Randy Dunlap <rdun...@infradead.org> Thanks. > Thanx, Paul > > ------------------------------------------------------------------------ > > diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug > index ce75d3b..b0fe7bd 100644 > --- a/lib/Kconfig.debug > +++ b/lib/Kconfig.debug > @@ -1010,6 +1010,7 @@ config RCU_CPU_STALL_INFO > config RCU_TRACE > bool "Enable tracing for RCU" > depends on DEBUG_KERNEL > + select TRACE_CLOCK > help > This option provides tracing in RCU which presents stats > in debugfs for debugging RCU implementation. > > -- -- ~Randy -- 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/
