Re: [PATCH v2 1/2] treewide: remove unused address argument from pte_alloc functions

Kirill A. Shutemov
2018-10-12T11:09:06Z

On Thu, Oct 11, 2018 at 06:37:55PM -0700, Joel Fernandes (Google) wrote:
> diff --git a/arch/m68k/include/asm/mcf_pgalloc.h b/arch/m68k/include/asm/mcf_pgalloc.h
> index 12fe700632f4..4399d712f6db 100644
> --- a/arch/m68k/include/asm/mcf_pgalloc.h
> +++ b/arch/m68k/include/asm/mcf_pgalloc.h
> @@ -12,8 +12,7 @@ extern inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
>
> extern const char bad_pmd_string[];
>
> -extern inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
> - unsigned long address)
> +extern inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
> {
> unsigned long page = __get_free_page(GFP_DMA);
>
> @@ -32,8 +31,6 @@ extern inline pmd_t *pmd_alloc_kernel(pgd_t *pgd, unsigned long address)
> #define pmd_alloc_one_fast(mm, address) ({ BUG(); ((pmd_t *)1); })
> #define pmd_alloc_one(mm, address) ({ BUG(); ((pmd_t *)2); })
>
> -#define pte_alloc_one_fast(mm, addr) pte_alloc_one(mm, addr)
> -

I believe this was one done manually, right?
Please explicitely state everthing you did on not of sematic patch

...

> diff --git a/arch/microblaze/include/asm/pgalloc.h b/arch/microblaze/include/asm/pgalloc.h
> index 7c89390c0c13..f4cc9ffc449e 100644
> --- a/arch/microblaze/include/asm/pgalloc.h
> +++ b/arch/microblaze/include/asm/pgalloc.h
> @@ -108,10 +108,9 @@ static inline void free_pgd_slow(pgd_t *pgd)
> #define pmd_alloc_one_fast(mm, address) ({ BUG(); ((pmd_t *)1); })
> #define pmd_alloc_one(mm, address) ({ BUG(); ((pmd_t *)2); })
>
> -extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long addr);
> +extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm);
>
> -static inline struct page *pte_alloc_one(struct mm_struct *mm,
> - unsigned long address)
> +static inline struct page *pte_alloc_one(struct mm_struct *mm)
> {
> struct page *ptepage;
>
> @@ -132,20 +131,6 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm,
> return ptepage;
> }
>
> -static inline pte_t *pte_alloc_one_fast(struct mm_struct *mm,
> - unsigned long address)
> -{
> - unsigned long *ret;
> -
> - ret = pte_quicklist;
> - if (ret != NULL) {
> - pte_quicklist = (unsigned long *)(*ret);
> - ret[0] = 0;
> - pgtable_cache_size--;
> - }
> - return (pte_t *)ret;
> -}
> -

Ditto.

--
Kirill A. Shutemov