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| author | Mike Rapoport <rppt@linux.ibm.com> | 2019-09-23 15:35:22 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-09-24 15:54:09 -0700 |
| commit | 013199211c8bfe9cad9312f5083f0d5a576cf74a (patch) | |
| tree | 342fd75b4fc6f95879a39e621fdaf40c15fe3c90 | |
| parent | 13224794cb0832caa403ad583d8605202cabc6bc (diff) | |
| download | linux-013199211c8bfe9cad9312f5083f0d5a576cf74a.tar.bz2 | |
ia64: switch to generic version of pte allocation
The ia64 implementation pte_alloc_one(), pte_alloc_one_kernel(),
pte_free_kernel() and pte_free() is identical to the generic except of
lack of __GFP_ACCOUNT for the user PTEs allocation.
Switch ia64 to use generic version of these functions.
Link: http://lkml.kernel.org/r/1565250728-21721-3-git-send-email-rppt@linux.ibm.com
Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | arch/ia64/include/asm/pgalloc.h | 32 |
1 files changed, 2 insertions, 30 deletions
diff --git a/arch/ia64/include/asm/pgalloc.h b/arch/ia64/include/asm/pgalloc.h index b03d993f5d7e..f4c491044882 100644 --- a/arch/ia64/include/asm/pgalloc.h +++ b/arch/ia64/include/asm/pgalloc.h @@ -20,6 +20,8 @@ #include <linux/page-flags.h> #include <linux/threads.h> +#include <asm-generic/pgalloc.h> + #include <asm/mmu_context.h> static inline pgd_t *pgd_alloc(struct mm_struct *mm) @@ -82,36 +84,6 @@ pmd_populate_kernel(struct mm_struct *mm, pmd_t * pmd_entry, pte_t * pte) pmd_val(*pmd_entry) = __pa(pte); } -static inline pgtable_t pte_alloc_one(struct mm_struct *mm) -{ - struct page *page; - - page = alloc_page(GFP_KERNEL | __GFP_ZERO); - if (!page) - return NULL; - if (!pgtable_page_ctor(page)) { - __free_page(page); - return NULL; - } - return page; -} - -static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm) -{ - return (pte_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO); -} - -static inline void pte_free(struct mm_struct *mm, pgtable_t pte) -{ - pgtable_page_dtor(pte); - __free_page(pte); -} - -static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) -{ - free_page((unsigned long)pte); -} - #define __pte_free_tlb(tlb, pte, address) pte_free((tlb)->mm, pte) #endif /* _ASM_IA64_PGALLOC_H */ |