Re: [PATCH v2] riscv: fix styling in ucontext header

From: Conor Dooley
Date: Mon Oct 10 2022 - 14:51:08 EST


On Mon, Oct 10, 2022 at 08:28:48PM +0200, Cleo John wrote:
> Change the two comments in ucontext.h by getting them up to
> the coding style proposed by torvalds.
>
> Signed-off-by: Cleo John <waterdev@xxxxxxxxxxxxx>
> ---
> In my opinion this also improves the readability so I think this is a useful change to do.
> Please also tell me if you have a different opinion.

I don't think it is all that /important/ of a change, but it does make
things match between this file and the other headers.
Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>

Thanks.

>
> Changes in v2:
> - change the styling of the top comments too
>
> arch/riscv/include/uapi/asm/ucontext.h | 12 ++++++++----
> 1 file changed, 8 insertions(+), 4 deletions(-)
>
> diff --git a/arch/riscv/include/uapi/asm/ucontext.h b/arch/riscv/include/uapi/asm/ucontext.h
> index 44eb993950e5..516bd0bb0da5 100644
> --- a/arch/riscv/include/uapi/asm/ucontext.h
> +++ b/arch/riscv/include/uapi/asm/ucontext.h
> @@ -15,19 +15,23 @@ struct ucontext {
> struct ucontext *uc_link;
> stack_t uc_stack;
> sigset_t uc_sigmask;
> - /* There's some padding here to allow sigset_t to be expanded in the
> + /*
> + * There's some padding here to allow sigset_t to be expanded in the
> * future. Though this is unlikely, other architectures put uc_sigmask
> * at the end of this structure and explicitly state it can be
> - * expanded, so we didn't want to box ourselves in here. */
> + * expanded, so we didn't want to box ourselves in here.
> + */
> __u8 __unused[1024 / 8 - sizeof(sigset_t)];
> - /* We can't put uc_sigmask at the end of this structure because we need
> + /*
> + * We can't put uc_sigmask at the end of this structure because we need
> * to be able to expand sigcontext in the future. For example, the
> * vector ISA extension will almost certainly add ISA state. We want
> * to ensure all user-visible ISA state can be saved and restored via a
> * ucontext, so we're putting this at the end in order to allow for
> * infinite extensibility. Since we know this will be extended and we
> * assume sigset_t won't be extended an extreme amount, we're
> - * prioritizing this. */
> + * prioritizing this.
> + */
> struct sigcontext uc_mcontext;
> };
>
> --
> 2.25.1
>