mm/page_poisoning.c: allow for zero poisoning

[mirror_ubuntu-zesty-kernel.git] / include / linux / poison.h

diff --git a/include/linux/poison.h b/include/linux/poison.h
index 4a27153574e2839546fb40ee8e8afea483e33cef..51334edec506815a70868dd451d5c72944ed0a59 100644 (file)
--- 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 ************/