diff options
Diffstat (limited to 'mm/rmap.c')
| -rw-r--r-- | mm/rmap.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/mm/rmap.c b/mm/rmap.c index 4107f64ff74..6f3f7db2712 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -451,7 +451,11 @@ static void __page_set_anon_rmap(struct page *page, page->index = linear_page_index(vma, address); - inc_page_state(nr_mapped); + /* + * nr_mapped state can be updated without turning off + * interrupts because it is not modified via interrupt. + */ + __inc_page_state(nr_mapped); } /** @@ -498,7 +502,7 @@ void page_add_file_rmap(struct page *page) BUG_ON(!pfn_valid(page_to_pfn(page))); if (atomic_inc_and_test(&page->_mapcount)) - inc_page_state(nr_mapped); + __inc_page_state(nr_mapped); } /** @@ -522,7 +526,7 @@ void page_remove_rmap(struct page *page) */ if (page_test_and_clear_dirty(page)) set_page_dirty(page); - dec_page_state(nr_mapped); + __dec_page_state(nr_mapped); } } |