diff options
Diffstat (limited to 'arch/loongarch/include/asm/hugetlb.h')
| -rw-r--r-- | arch/loongarch/include/asm/hugetlb.h | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/arch/loongarch/include/asm/hugetlb.h b/arch/loongarch/include/asm/hugetlb.h index b837c65a4894..ab68b594f889 100644 --- a/arch/loongarch/include/asm/hugetlb.h +++ b/arch/loongarch/include/asm/hugetlb.h @@ -10,23 +10,20 @@ uint64_t pmd_to_entrylo(unsigned long pmd_val); -#define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE -static inline int prepare_hugepage_range(struct file *file, - unsigned long addr, - unsigned long len) +#define __HAVE_ARCH_HUGE_PTE_CLEAR +static inline void huge_pte_clear(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, unsigned long sz) { - unsigned long task_size = STACK_TOP; + pte_t clear; - if (len > task_size) - return -ENOMEM; - if (task_size - len < addr) - return -EINVAL; - return 0; + pte_val(clear) = (unsigned long)invalid_pte_table; + set_pte_at(mm, addr, ptep, clear); } #define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) + unsigned long addr, pte_t *ptep, + unsigned long sz) { pte_t clear; pte_t pte = ptep_get(ptep); @@ -41,8 +38,9 @@ static inline pte_t huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { pte_t pte; + unsigned long sz = huge_page_size(hstate_vma(vma)); - pte = huge_ptep_get_and_clear(vma->vm_mm, addr, ptep); + pte = huge_ptep_get_and_clear(vma->vm_mm, addr, ptep, sz); flush_tlb_page(vma, addr); return pte; } |