memcg: add the pagefault count into memcg stats

[can-eth-gw-linux.git] / mm / filemap.c

diff --git a/mm/filemap.c b/mm/filemap.c
index 7455ccd8bda84e1e0e045d1b268cefb6d9bce16e..bcdc393b6580a27820ff5252e5cb3ab154117a4f 100644 (file)
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1661,6 +1661,7 @@ int filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
                /* No page in the page cache at all */
                do_sync_mmap_readahead(vma, ra, file, offset);
                count_vm_event(PGMAJFAULT);
+               mem_cgroup_count_vm_event(vma->vm_mm, PGMAJFAULT);
                ret = VM_FAULT_MAJOR;
 retry_find:
                page = find_get_page(mapping, offset);