Subject: Re: [PATCH] powerpc64/ftrace: Include ftrace.h needed for enable/disable calls

From: "Naveen N. Rao" <[email-masked]>
Date: Fri, 17 Aug 2018 15:55:40 +0530

Luke Dashjr wrote:
> this_cpu_disable_ftrace and this_cpu_enable_ftrace are inlines in ftrace.h
> Without it included, the build fails.

I'm unable to reproduce this. Can you share your .config and the build 
environment?

> 
> Fixes: a4bc64d305af ("powerpc64/ftrace: Disable ftrace during kvm entry/exit")
> Signed-off-by: Luke Dashjr <[email-masked]>
> Cc: [email-masked]
> ---
>  arch/powerpc/kvm/book3s_hv.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
> index ee4a8854985e..15c2c64291f4 100644
> --- a/arch/powerpc/kvm/book3s_hv.c
> +++ b/arch/powerpc/kvm/book3s_hv.c
> @@ -46,6 +46,7 @@
>  #include <linux/compiler.h>
>  #include <linux/of.h>
> 
> +#include <asm/ftrace.h>
>  #include <asm/reg.h>
>  #include <asm/ppc-opcode.h>
>  #include <asm/asm-prototypes.h>

In any case, this change itself looks alright to me. So:
Acked-by: Naveen N. Rao <[email-masked]>

Thanks,
Naveen