"Naveen N. Rao" <naveen.n....@linux.vnet.ibm.com> writes:

> diff --git a/arch/powerpc/xmon/Makefile b/arch/powerpc/xmon/Makefile
> index 0b2f771593eb..5f95af64cb8f 100644
> --- a/arch/powerpc/xmon/Makefile
> +++ b/arch/powerpc/xmon/Makefile
> @@ -7,6 +7,19 @@ UBSAN_SANITIZE := n
>  
>  ccflags-$(CONFIG_PPC64) := $(NO_MINIMAL_TOC)
>  
> +ifdef CONFIG_FUNCTION_TRACER
> +CFLAGS_REMOVE_xmon.o = -mno-sched-epilog $(CC_FLAGS_FTRACE)
> +CFLAGS_REMOVE_nonstdio.o = -mno-sched-epilog $(CC_FLAGS_FTRACE)
> +ifdef CONFIG_XMON_DISASSEMBLY
> +CFLAGS_REMOVE_ppc-dis.o      = -mno-sched-epilog $(CC_FLAGS_FTRACE)
> +CFLAGS_REMOVE_ppc-opc.o      = -mno-sched-epilog $(CC_FLAGS_FTRACE)
> +ifdef CONFIG_SPU_BASE
> +CFLAGS_REMOVE_spu-dis.o      = -mno-sched-epilog $(CC_FLAGS_FTRACE)
> +CFLAGS_REMOVE_spu-opc.o      = -mno-sched-epilog $(CC_FLAGS_FTRACE)
> +endif
> +endif
> +endif

Urk.

We want to disable it for everything in the directory, so can you do
something like:

  ORIG_CFLAGS := $(KBUILD_CFLAGS)
  KBUILD_CFLAGS = $(subst $(CC_FLAGS_FTRACE),,$(ORIG_CFLAGS))

cheers

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