diff options
Diffstat (limited to 'include/linux/huge_mm.h')
| -rw-r--r-- | include/linux/huge_mm.h | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h index df29c8f..48c32eb 100644 --- a/include/linux/huge_mm.h +++ b/include/linux/huge_mm.h @@ -92,12 +92,8 @@ extern void __split_huge_page_pmd(struct mm_struct *mm, pmd_t *pmd); #define wait_split_huge_page(__anon_vma, __pmd) \ do { \ pmd_t *____pmd = (__pmd); \ - spin_unlock_wait(&(__anon_vma)->root->lock); \ - /* \ - * spin_unlock_wait() is just a loop in C and so the \ - * CPU can reorder anything around it. \ - */ \ - smp_mb(); \ + anon_vma_lock(__anon_vma); \ + anon_vma_unlock(__anon_vma); \ BUG_ON(pmd_trans_splitting(*____pmd) || \ pmd_trans_huge(*____pmd)); \ } while (0) @@ -117,7 +113,7 @@ static inline void vma_adjust_trans_huge(struct vm_area_struct *vma, unsigned long end, long adjust_next) { - if (!vma->anon_vma || vma->vm_ops || vma->vm_file) + if (!vma->anon_vma || vma->vm_ops) return; __vma_adjust_trans_huge(vma, start, end, adjust_next); } |