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-rw-r--r--include/linux/sched.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index d7d07aa0facf..9c25c8e67030 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -841,6 +841,10 @@ struct task_struct {
/* Stalled due to lack of memory */
unsigned in_memstall:1;
#endif
+#ifdef CONFIG_PAGE_OWNER
+ /* Used by page_owner=on to detect recursion in page tracking. */
+ unsigned in_page_owner:1;
+#endif
unsigned long atomic_flags; /* Flags requiring atomic access. */