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-rw-r--r--mm/page-writeback.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index ea9da3bed3e9..886ea0d5a136 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -824,6 +824,7 @@ int __set_page_dirty_nobuffers(struct page *page)
824 mapping2 = page_mapping(page); 824 mapping2 = page_mapping(page);
825 if (mapping2) { /* Race with truncate? */ 825 if (mapping2) { /* Race with truncate? */
826 BUG_ON(mapping2 != mapping); 826 BUG_ON(mapping2 != mapping);
827 WARN_ON_ONCE(!PagePrivate(page) && !PageUptodate(page));
827 if (mapping_cap_account_dirty(mapping)) { 828 if (mapping_cap_account_dirty(mapping)) {
828 __inc_zone_page_state(page, NR_FILE_DIRTY); 829 __inc_zone_page_state(page, NR_FILE_DIRTY);
829 task_io_account_write(PAGE_CACHE_SIZE); 830 task_io_account_write(PAGE_CACHE_SIZE);