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-rw-r--r--include/linux/poison.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/poison.h b/include/linux/poison.h
index 4a27153574e2..51334edec506 100644
--- a/include/linux/poison.h
+++ b/include/linux/poison.h
@@ -30,7 +30,11 @@
#define TIMER_ENTRY_STATIC ((void *) 0x300 + POISON_POINTER_DELTA)
/********** mm/debug-pagealloc.c **********/
+#ifdef CONFIG_PAGE_POISONING_ZERO
+#define PAGE_POISON 0x00
+#else
#define PAGE_POISON 0xaa
+#endif
/********** mm/page_alloc.c ************/