linux-kernel - Re: [PATCH 01/15] riscv: cleanup <asm/bug.h>

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Date:   Fri, 18 Oct 2019 08:20:40 +0530
From:   Anup Patel <anup@...infault.org>
To:     Christoph Hellwig <hch@....de>
Cc:     Palmer Dabbelt <palmer@...ive.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Damien Le Moal <damien.lemoal@....com>,
        linux-riscv <linux-riscv@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org List" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 01/15] riscv: cleanup <asm/bug.h>

On Thu, Oct 17, 2019 at 11:07 PM Christoph Hellwig <hch@....de> wrote:
>
> Remove various not required ifdefs and externs.
>
> Signed-off-by: Christoph Hellwig <hch@....de>
> ---
>  arch/riscv/include/asm/bug.h | 16 +++-------------
>  1 file changed, 3 insertions(+), 13 deletions(-)
>
> diff --git a/arch/riscv/include/asm/bug.h b/arch/riscv/include/asm/bug.h
> index 07ceee8b1747..75604fec1b1b 100644
> --- a/arch/riscv/include/asm/bug.h
> +++ b/arch/riscv/include/asm/bug.h
> @@ -12,7 +12,6 @@
>
>  #include <asm/asm.h>
>
> -#ifdef CONFIG_GENERIC_BUG
>  #define __INSN_LENGTH_MASK  _UL(0x3)
>  #define __INSN_LENGTH_32    _UL(0x3)
>  #define __COMPRESSED_INSN_MASK _UL(0xffff)
> @@ -20,7 +19,6 @@
>  #define __BUG_INSN_32  _UL(0x00100073) /* ebreak */
>  #define __BUG_INSN_16  _UL(0x9002) /* c.ebreak */
>
> -#ifndef __ASSEMBLY__
>  typedef u32 bug_insn_t;
>
>  #ifdef CONFIG_GENERIC_BUG_RELATIVE_POINTERS
> @@ -43,6 +41,7 @@ typedef u32 bug_insn_t;
>         RISCV_SHORT " %2"
>  #endif
>
> +#ifdef CONFIG_GENERIC_BUG
>  #define __BUG_FLAGS(flags)                                     \
>  do {                                                           \
>         __asm__ __volatile__ (                                  \
> @@ -58,14 +57,10 @@ do {                                                                \
>                   "i" (flags),                                  \
>                   "i" (sizeof(struct bug_entry)));              \
>  } while (0)
> -
> -#endif /* !__ASSEMBLY__ */
>  #else /* CONFIG_GENERIC_BUG */
> -#ifndef __ASSEMBLY__
>  #define __BUG_FLAGS(flags) do {                                        \
>         __asm__ __volatile__ ("ebreak\n");                      \
>  } while (0)
> -#endif /* !__ASSEMBLY__ */
>  #endif /* CONFIG_GENERIC_BUG */
>
>  #define BUG() do {                                             \
> @@ -79,15 +74,10 @@ do {                                                                \
>
>  #include <asm-generic/bug.h>
>
> -#ifndef __ASSEMBLY__
> -
>  struct pt_regs;
>  struct task_struct;
>
> -extern void die(struct pt_regs *regs, const char *str);
> -extern void do_trap(struct pt_regs *regs, int signo, int code,
> -       unsigned long addr);
> -
> -#endif /* !__ASSEMBLY__ */
> +void die(struct pt_regs *regs, const char *str);
> +void do_trap(struct pt_regs *regs, int signo, int code, unsigned long addr);
>
>  #endif /* _ASM_RISCV_BUG_H */
> --
> 2.20.1
>
>
> _______________________________________________
> linux-riscv mailing list
> linux-riscv@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-riscv

LGTM.

Reviewed-by: Anup Patel <anup@...infault.org>

Regards,
Anup

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