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SubjectRe: [PATCH v2 2/2] riscv: Fix build warning for mm/pageattr
On Thu, Jul 16, 2020 at 6:36 PM Zong Li <zong.li@sifive.com> wrote:
>
> Add header for missing prototype. Also, static keyword should be at
> beginning of declaration.
>
> The warning messages as follows (with W=1 build):
>
> arch/riscv/mm/pageattr.c:130:5:
> warning: no previous prototype for 'set_memory_ro' [-Wmissing-prototypes]
>
> arch/riscv/mm/pageattr.c:136:5:
> warning: no previous prototype for 'set_memory_rw' [-Wmissing-prototypes]
>
> arch/riscv/mm/pageattr.c:142:5:
> warning: no previous prototype for 'set_memory_x' [-Wmissing-prototypes]
>
> arch/riscv/mm/pageattr.c:147:5:
> warning: no previous prototype for 'set_memory_nx' [-Wmissing-prototypes]
>
> arch/riscv/mm/pageattr.c:152:5:
> warning: no previous prototype for 'set_direct_map_invalid_noflush' [-Wmissing-prototypes]
>
> arch/riscv/mm/pageattr.c:169:5:
> warning: no previous prototype for 'set_direct_map_default_noflush' [-Wmissing-prototypes]
>
> arch/riscv/mm/pageattr.c:97:1:
> warning: 'static' is not at beginning of declaration [-Wold-style-declaration]
>
> Signed-off-by: Zong Li <zong.li@sifive.com>
> Reviewed-by: Pekka Enberg <penberg@kernel.org>
> ---
> arch/riscv/mm/pageattr.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/riscv/mm/pageattr.c b/arch/riscv/mm/pageattr.c
> index 289a9a5ea5b5..19fecb362d81 100644
> --- a/arch/riscv/mm/pageattr.c
> +++ b/arch/riscv/mm/pageattr.c
> @@ -7,6 +7,7 @@
> #include <linux/pgtable.h>
> #include <asm/tlbflush.h>
> #include <asm/bitops.h>
> +#include <asm/set_memory.h>
>
> struct pageattr_masks {
> pgprot_t set_mask;
> @@ -94,7 +95,7 @@ static int pageattr_pte_hole(unsigned long addr, unsigned long next,
> return 0;
> }
>
> -const static struct mm_walk_ops pageattr_ops = {
> +static const struct mm_walk_ops pageattr_ops = {
> .pgd_entry = pageattr_pgd_entry,
> .p4d_entry = pageattr_p4d_entry,
> .pud_entry = pageattr_pud_entry,
> --
> 2.27.0
>

Looks good to me.

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

Regards,
Anup

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