diff options
Diffstat (limited to 'mm/huge_memory.c')
| -rw-r--r-- | mm/huge_memory.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c index e8669885232f..78c84bee7e29 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -522,7 +522,7 @@ void prep_transhuge_page(struct page *page) bool is_transparent_hugepage(struct page *page) { if (!PageCompound(page)) - return 0; + return false; page = compound_head(page); return is_huge_zero_page(page) || @@ -1647,8 +1647,8 @@ int zap_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma, * pgtable_trans_huge_withdraw after finishing pmdp related * operations. */ - orig_pmd = pmdp_huge_get_and_clear_full(tlb->mm, addr, pmd, - tlb->fullmm); + orig_pmd = pmdp_huge_get_and_clear_full(vma, addr, pmd, + tlb->fullmm); tlb_remove_pmd_tlb_entry(tlb, pmd, addr); if (vma_is_special_huge(vma)) { if (arch_needs_pgtable_deposit()) @@ -1746,7 +1746,7 @@ bool move_huge_pmd(struct vm_area_struct *vma, unsigned long old_addr, /* * We don't have to worry about the ordering of src and dst - * ptlocks because exclusive mmap_sem prevents deadlock. + * ptlocks because exclusive mmap_lock prevents deadlock. */ old_ptl = __pmd_trans_huge_lock(old_pmd, vma); if (old_ptl) { @@ -1833,9 +1833,9 @@ int change_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd, goto unlock; /* - * In case prot_numa, we are under down_read(mmap_sem). It's critical + * In case prot_numa, we are under mmap_read_lock(mm). It's critical * to not clear pmd intermittently to avoid race with MADV_DONTNEED - * which is also under down_read(mmap_sem): + * which is also under mmap_read_lock(mm): * * CPU0: CPU1: * change_huge_pmd(prot_numa=1) @@ -2618,7 +2618,7 @@ int split_huge_page_to_list(struct page *page, struct list_head *list) if (PageAnon(head)) { /* - * The caller does not necessarily hold an mmap_sem that would + * The caller does not necessarily hold an mmap_lock that would * prevent the anon_vma disappearing so we first we take a * reference to it and then lock the anon_vma for write. This * is similar to page_lock_anon_vma_read except the write lock |