Messages in this thread | | | Date | Thu, 14 Apr 2011 08:48:26 +0200 | From | Michal Simek <> | Subject | Re: [PATCH] ftrace: Build without frame pointers on Microblaze |
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Hi Ingo, [cc: Steven and Frederic]
can you please add this patch to your tree?
Thanks, Michal
Michal Simek wrote: > Microblaze doesn't need/support FRAME_POINTERS in order to have a working > function tracer. > > The patch remove Kconfig warning. > > Warning log: > warning: (LOCKDEP && FAULT_INJECTION_STACKTRACE_FILTER && LATENCYTOP && > FUNCTION_TRACER && KMEMCHECK) selects FRAME_POINTER which has unmet direct > dependencies (DEBUG_KERNEL && (CRIS || M68K || FRV || UML || AVR32 || > SUPERH || BLACKFIN || MN10300) || ARCH_WANT_FRAME_POINTERS) > > Signed-off-by: Michal Simek <monstr@monstr.eu> > CC: Steven Rostedt <rostedt@goodmis.org> > CC: Frederic Weisbecker <fweisbec@gmail.com> > CC: Ingo Molnar <mingo@redhat.com> > --- > kernel/trace/Kconfig | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig > index 61d7d59..2ad39e5 100644 > --- a/kernel/trace/Kconfig > +++ b/kernel/trace/Kconfig > @@ -141,7 +141,7 @@ if FTRACE > config FUNCTION_TRACER > bool "Kernel Function Tracer" > depends on HAVE_FUNCTION_TRACER > - select FRAME_POINTER if !ARM_UNWIND && !S390 > + select FRAME_POINTER if !ARM_UNWIND && !S390 && !MICROBLAZE > select KALLSYMS > select GENERIC_TRACER > select CONTEXT_SWITCH_TRACER
-- Michal Simek, Ing. (M.Eng) w: www.monstr.eu p: +42-0-721842854 Maintainer of Linux kernel 2.6 Microblaze Linux - http://www.monstr.eu/fdt/ Microblaze U-BOOT custodian
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