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Date: Mon, 8 Jan 2024 10:09:09 +0900
From: Masami Hiramatsu (Google) <mhiramat@kernel.org>
To: Mark Rutland <mark.rutland@arm.com>
Cc: Alexei Starovoitov <alexei.starovoitov@gmail.com>, Steven Rostedt
 <rostedt@goodmis.org>, Florent Revest <revest@chromium.org>,
 linux-trace-kernel@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
 Martin KaFai Lau <martin.lau@linux.dev>, bpf <bpf@vger.kernel.org>, Sven
 Schnelle <svens@linux.ibm.com>, Alexei Starovoitov <ast@kernel.org>, Jiri
 Olsa <jolsa@kernel.org>, Arnaldo Carvalho de Melo <acme@kernel.org>, Daniel
 Borkmann <daniel@iogearbox.net>, Alan Maguire <alan.maguire@oracle.com>,
 Peter Zijlstra <peterz@infradead.org>, Thomas Gleixner
 <tglx@linutronix.de>, Guo Ren <guoren@kernel.org>
Subject: Re: [PATCH v5 22/34] tracing: Rename ftrace_regs_return_value to
 ftrace_regs_get_return_value
Message-Id: <20240108100909.e7cb718db83950328d4814a3@kernel.org>
In-Reply-To: <ZZg43tDXejswYxji@FVFF77S0Q05N>
References: <170290509018.220107.1347127510564358608.stgit@devnote2>
	<170290535934.220107.9998902467249003656.stgit@devnote2>
	<ZZg43tDXejswYxji@FVFF77S0Q05N>
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On Fri, 5 Jan 2024 17:14:06 +0000
Mark Rutland <mark.rutland@arm.com> wrote:

> On Mon, Dec 18, 2023 at 10:15:59PM +0900, Masami Hiramatsu (Google) wrote:
> > From: Masami Hiramatsu (Google) <mhiramat@kernel.org>
> > 
> > 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@kernel.org>
> 
> Acked-by: Mark Rutland <mark.rutland@arm.com>
> 
> 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.

Thanks for your Ack! and OK, let me move this to the start of this series.

> 
> 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
> > 


-- 
Masami Hiramatsu (Google) <mhiramat@kernel.org>