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-rw-r--r--include/trace/events/writeback.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h
index 57d795365987..1efa463c4979 100644
--- a/include/trace/events/writeback.h
+++ b/include/trace/events/writeback.h
@@ -257,7 +257,7 @@ TRACE_EVENT(track_foreign_dirty,
__entry->ino = inode ? inode->i_ino : 0;
__entry->memcg_id = wb->memcg_css->id;
__entry->cgroup_ino = __trace_wb_assign_cgroup(wb);
- __entry->page_cgroup_ino = cgroup_ino(page->mem_cgroup->css.cgroup);
+ __entry->page_cgroup_ino = cgroup_ino(page_memcg(page)->css.cgroup);
),
TP_printk("bdi %s[%llu]: ino=%lu memcg_id=%u cgroup_ino=%lu page_cgroup_ino=%lu",