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

2024-01-07 Thread Google
On Fri, 5 Jan 2024 17:14:06 +
Mark Rutland  wrote:

> On Mon, Dec 18, 2023 at 10:15:59PM +0900, Masami Hiramatsu (Google) wrote:
> > From: Masami Hiramatsu (Google) 
> > 
> > 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) 
> 
> Acked-by: Mark Rutland 
> 
> 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);

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

2024-01-05 Thread Mark Rutland
On Mon, Dec 18, 2023 at 10:15:59PM +0900, Masami Hiramatsu (Google) wrote:
> From: Masami Hiramatsu (Google) 
> 
> 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) 

Acked-by: Mark Rutland 

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
> 



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

2023-12-18 Thread Masami Hiramatsu (Google)
From: Masami Hiramatsu (Google) 

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) 
---
 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