Re: [PATCH v2 2/2] ARM: ftrace: Add MODULE_PLTS support

From: Steven Rostedt
Date: Fri Mar 02 2018 - 12:00:37 EST


On Thu, 1 Mar 2018 17:43:43 +0100
Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx> wrote:

> diff --git a/arch/arm/include/asm/ftrace.h b/arch/arm/include/asm/ftrace.h
> index 9e842ff..3e663f9 100644
> --- a/arch/arm/include/asm/ftrace.h
> +++ b/arch/arm/include/asm/ftrace.h
> @@ -19,6 +19,7 @@ struct dyn_arch_ftrace {
> #ifdef CONFIG_OLD_MCOUNT
> bool old_mcount;
> #endif

I think you want to add:

#ifdef CONFIG_ARM_MODULE_PLTS
> + struct module *mod;
#endif

This will add more memory overhead, and we don't want to add that if it
is not needed.

-- Steve