Messages in this thread Patch in this message | | | Date | Mon, 14 Mar 2011 17:37:36 +0000 | Subject | [RFC][PATCH v2 06/23] (ia64) __vmalloc: add gfp flags variant of pte, pmd and pud allocation | From | Prasad Joshi <> |
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__vmalloc: propagating GFP allocation flag.
- adds functions to allow caller to pass the GFP flag for memory allocation - helps in fixing the Bug 30702 (__vmalloc(GFP_NOFS) can callback file system evict_inode).
Signed-off-by: Anand Mitra <mitra@kqinfotech.com> Signed-off-by: Prasad Joshi <prasadjoshi124@gmail.com> --- Chnagelog: arch/ia64/include/asm/pgalloc.h | 24 +++++++++++++++++++++--- 1 files changed, 21 insertions(+), 3 deletions(-) --- diff --git a/arch/ia64/include/asm/pgalloc.h b/arch/ia64/include/asm/pgalloc.h index 96a8d92..0e46e47 100644 --- a/arch/ia64/include/asm/pgalloc.h +++ b/arch/ia64/include/asm/pgalloc.h @@ -39,9 +39,15 @@ pgd_populate(struct mm_struct *mm, pgd_t * pgd_entry, pud_t * pud) pgd_val(*pgd_entry) = __pa(pud); }
+static inline pud_t * +__pud_alloc_one(struct mm_struct *mm, unsigned long addr, gfp_t gfp_mask) +{ + return quicklist_alloc(0, gfp_mask, NULL); +} + static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr) { - return quicklist_alloc(0, GFP_KERNEL, NULL); + return __pud_alloc_one(mm, addr, GFP_KERNEL); }
static inline void pud_free(struct mm_struct *mm, pud_t *pud) @@ -57,9 +63,15 @@ pud_populate(struct mm_struct *mm, pud_t * pud_entry, pmd_t * pmd) pud_val(*pud_entry) = __pa(pmd); }
+static inline pmd_t * +__pmd_alloc_one(struct mm_struct *mm, unsigned long addr, gfp_t gfp_mask) +{ + return quicklist_alloc(0, gfp_mask, NULL); +} + static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr) { - return quicklist_alloc(0, GFP_KERNEL, NULL); + return __pmd_alloc_one(mm, addr, GFP_KERNEL); }
static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) @@ -95,10 +107,16 @@ static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long addr) return page; }
+static inline pte_t *__pte_alloc_one_kernel(struct mm_struct *mm, + unsigned long addr, gfp_t gfp_mask) +{ + return quicklist_alloc(0, gfp_mask, NULL); +} + static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long addr) { - return quicklist_alloc(0, GFP_KERNEL, NULL); + return __pte_alloc_one_kernel(mm, addr, GFP_KERNEL); }
static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
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