diff --git a/include/linux/rmap.h b/include/linux/rmap.h index 4e5bf0925534..7268a54b8956 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -179,8 +179,16 @@ void page_add_anon_rmap(struct page *, struct vm_area_struct *, unsigned long, bool); void do_page_add_anon_rmap(struct page *, struct vm_area_struct *, unsigned long, int); -void page_add_new_anon_rmap(struct page *, struct vm_area_struct *, - unsigned long, bool); +void __page_add_new_anon_rmap(struct page *page, struct vm_area_struct *vma, + unsigned long address, bool compound); +static inline void page_add_new_anon_rmap(struct page *page, + struct vm_area_struct *vma, + unsigned long address, bool compound) +{ + VM_BUG_ON_VMA(address < vma->vm_start || address >= vma->vm_end, vma); + __page_add_new_anon_rmap(page, vma, address, compound); +} + void page_add_file_rmap(struct page *, bool); void page_remove_rmap(struct page *, bool); diff --git a/mm/memory.c b/mm/memory.c index 8136d0f55871..7b45b393d18e 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2436,7 +2436,7 @@ static vm_fault_t wp_page_copy(struct vm_fault *vmf) * thread doing COW. */ ptep_clear_flush_notify(vma, vmf->address, vmf->pte); - page_add_new_anon_rmap(new_page, vma, vmf->address, false); + __page_add_new_anon_rmap(new_page, vma, vmf->address, false); mem_cgroup_commit_charge(new_page, memcg, false, false); __lru_cache_add_active_or_unevictable(new_page, vmf->vma_flags); /* @@ -2984,7 +2984,7 @@ vm_fault_t do_swap_page(struct vm_fault *vmf) /* ksm created a completely new copy */ if (unlikely(page != swapcache && swapcache)) { - page_add_new_anon_rmap(page, vma, vmf->address, false); + __page_add_new_anon_rmap(page, vma, vmf->address, false); mem_cgroup_commit_charge(page, memcg, false, false); __lru_cache_add_active_or_unevictable(page, vmf->vma_flags); } else { @@ -3135,7 +3135,7 @@ static vm_fault_t do_anonymous_page(struct vm_fault *vmf) } inc_mm_counter_fast(vma->vm_mm, MM_ANONPAGES); - page_add_new_anon_rmap(page, vma, vmf->address, false); + __page_add_new_anon_rmap(page, vma, vmf->address, false); mem_cgroup_commit_charge(page, memcg, false, false); __lru_cache_add_active_or_unevictable(page, vmf->vma_flags); setpte: @@ -3405,7 +3405,7 @@ vm_fault_t alloc_set_pte(struct vm_fault *vmf, struct mem_cgroup *memcg, /* copy-on-write page */ if (write && !(vmf->vma_flags & VM_SHARED)) { inc_mm_counter_fast(vma->vm_mm, MM_ANONPAGES); - page_add_new_anon_rmap(page, vma, vmf->address, false); + __page_add_new_anon_rmap(page, vma, vmf->address, false); mem_cgroup_commit_charge(page, memcg, false, false); __lru_cache_add_active_or_unevictable(page, vmf->vma_flags); } else { diff --git a/mm/rmap.c b/mm/rmap.c index c1cca1fd6706..fe4a3b2af774 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -1138,7 +1138,7 @@ void do_page_add_anon_rmap(struct page *page, } /** - * page_add_new_anon_rmap - add pte mapping to a new anonymous page + * __page_add_new_anon_rmap - add pte mapping to a new anonymous page * @page: the page to add the mapping to * @vma: the vm area in which the mapping is added * @address: the user virtual address mapped @@ -1148,12 +1148,11 @@ void do_page_add_anon_rmap(struct page *page, * This means the inc-and-test can be bypassed. * Page does not have to be locked. */ -void page_add_new_anon_rmap(struct page *page, +void __page_add_new_anon_rmap(struct page *page, struct vm_area_struct *vma, unsigned long address, bool compound) { int nr = compound ? hpage_nr_pages(page) : 1; - VM_BUG_ON_VMA(address < vma->vm_start || address >= vma->vm_end, vma); __SetPageSwapBacked(page); if (compound) { VM_BUG_ON_PAGE(!PageTransHuge(page), page);