Re: [PATCH v5 22/34] tracing: Rename ftrace_regs_return_value to ftrace_regs_get_return_value

From: Mark Rutland
Date: Fri Jan 05 2024 - 12:14:27 EST


On Mon, Dec 18, 2023 at 10:15:59PM +0900, Masami Hiramatsu (Google) wrote:
> From: Masami Hiramatsu (Google) <mhiramat@xxxxxxxxxx>
>
> Rename ftrace_regs_return_value to ftrace_regs_get_return_value as same as
> other ftrace_regs_get/set_* APIs.
>
> Signed-off-by: Masami Hiramatsu (Google) <mhiramat@xxxxxxxxxx>

Acked-by: Mark Rutland <mark.rutland@xxxxxxx>

Since this is a trivial cleanup, it might make sense to move this to the start
of the series, so that it can be queued even if the later parts need more work.

Mark.

> ---
> Changes in v3:
> - Newly added.
> ---
> arch/loongarch/include/asm/ftrace.h | 2 +-
> arch/powerpc/include/asm/ftrace.h | 2 +-
> arch/s390/include/asm/ftrace.h | 2 +-
> arch/x86/include/asm/ftrace.h | 2 +-
> include/linux/ftrace.h | 2 +-
> kernel/trace/fgraph.c | 2 +-
> 6 files changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/arch/loongarch/include/asm/ftrace.h b/arch/loongarch/include/asm/ftrace.h
> index a11996eb5892..a9c3d0f2f941 100644
> --- a/arch/loongarch/include/asm/ftrace.h
> +++ b/arch/loongarch/include/asm/ftrace.h
> @@ -70,7 +70,7 @@ ftrace_regs_set_instruction_pointer(struct ftrace_regs *fregs, unsigned long ip)
> regs_get_kernel_argument(&(fregs)->regs, n)
> #define ftrace_regs_get_stack_pointer(fregs) \
> kernel_stack_pointer(&(fregs)->regs)
> -#define ftrace_regs_return_value(fregs) \
> +#define ftrace_regs_get_return_value(fregs) \
> regs_return_value(&(fregs)->regs)
> #define ftrace_regs_set_return_value(fregs, ret) \
> regs_set_return_value(&(fregs)->regs, ret)
> diff --git a/arch/powerpc/include/asm/ftrace.h b/arch/powerpc/include/asm/ftrace.h
> index 9e5a39b6a311..7e138e0e3baf 100644
> --- a/arch/powerpc/include/asm/ftrace.h
> +++ b/arch/powerpc/include/asm/ftrace.h
> @@ -69,7 +69,7 @@ ftrace_regs_get_instruction_pointer(struct ftrace_regs *fregs)
> regs_get_kernel_argument(&(fregs)->regs, n)
> #define ftrace_regs_get_stack_pointer(fregs) \
> kernel_stack_pointer(&(fregs)->regs)
> -#define ftrace_regs_return_value(fregs) \
> +#define ftrace_regs_get_return_value(fregs) \
> regs_return_value(&(fregs)->regs)
> #define ftrace_regs_set_return_value(fregs, ret) \
> regs_set_return_value(&(fregs)->regs, ret)
> diff --git a/arch/s390/include/asm/ftrace.h b/arch/s390/include/asm/ftrace.h
> index 5a82b08f03cd..01e775c98425 100644
> --- a/arch/s390/include/asm/ftrace.h
> +++ b/arch/s390/include/asm/ftrace.h
> @@ -88,7 +88,7 @@ ftrace_regs_set_instruction_pointer(struct ftrace_regs *fregs,
> regs_get_kernel_argument(&(fregs)->regs, n)
> #define ftrace_regs_get_stack_pointer(fregs) \
> kernel_stack_pointer(&(fregs)->regs)
> -#define ftrace_regs_return_value(fregs) \
> +#define ftrace_regs_get_return_value(fregs) \
> regs_return_value(&(fregs)->regs)
> #define ftrace_regs_set_return_value(fregs, ret) \
> regs_set_return_value(&(fregs)->regs, ret)
> diff --git a/arch/x86/include/asm/ftrace.h b/arch/x86/include/asm/ftrace.h
> index 0b306c82855d..a061f8832b20 100644
> --- a/arch/x86/include/asm/ftrace.h
> +++ b/arch/x86/include/asm/ftrace.h
> @@ -64,7 +64,7 @@ arch_ftrace_get_regs(struct ftrace_regs *fregs)
> regs_get_kernel_argument(&(fregs)->regs, n)
> #define ftrace_regs_get_stack_pointer(fregs) \
> kernel_stack_pointer(&(fregs)->regs)
> -#define ftrace_regs_return_value(fregs) \
> +#define ftrace_regs_get_return_value(fregs) \
> regs_return_value(&(fregs)->regs)
> #define ftrace_regs_set_return_value(fregs, ret) \
> regs_set_return_value(&(fregs)->regs, ret)
> diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
> index 79875a00c02b..da2a23f5a9ed 100644
> --- a/include/linux/ftrace.h
> +++ b/include/linux/ftrace.h
> @@ -187,7 +187,7 @@ static __always_inline bool ftrace_regs_has_args(struct ftrace_regs *fregs)
> regs_get_kernel_argument(ftrace_get_regs(fregs), n)
> #define ftrace_regs_get_stack_pointer(fregs) \
> kernel_stack_pointer(ftrace_get_regs(fregs))
> -#define ftrace_regs_return_value(fregs) \
> +#define ftrace_regs_get_return_value(fregs) \
> regs_return_value(ftrace_get_regs(fregs))
> #define ftrace_regs_set_return_value(fregs, ret) \
> regs_set_return_value(ftrace_get_regs(fregs), ret)
> diff --git a/kernel/trace/fgraph.c b/kernel/trace/fgraph.c
> index 088432b695a6..9a60acaacc96 100644
> --- a/kernel/trace/fgraph.c
> +++ b/kernel/trace/fgraph.c
> @@ -783,7 +783,7 @@ static void fgraph_call_retfunc(struct ftrace_regs *fregs,
> trace.rettime = trace_clock_local();
> #ifdef CONFIG_FUNCTION_GRAPH_RETVAL
> if (fregs)
> - trace.retval = ftrace_regs_return_value(fregs);
> + trace.retval = ftrace_regs_get_return_value(fregs);
> else
> trace.retval = fgraph_ret_regs_return_value(ret_regs);
> #endif
>