This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / include / linux / poison.h

diff --git a/include/linux/poison.h b/include/linux/poison.h
new file mode 100644 (file)
index 0000000..3e628f9
--- /dev/null
+++ b/include/linux/poison.h
@@ -0,0 +1,63 @@
+#ifndef _LINUX_POISON_H
+#define _LINUX_POISON_H
+
+/********** include/linux/list.h **********/
+/*
+ * These are non-NULL pointers that will result in page faults
+ * under normal circumstances, used to verify that nobody uses
+ * non-initialized list entries.
+ */
+#define LIST_POISON1  ((void *) 0x00100100)
+#define LIST_POISON2  ((void *) 0x00200200)
+
+/********** mm/slab.c **********/
+/*
+ * Magic nums for obj red zoning.
+ * Placed in the first word before and the first word after an obj.
+ */
+#define        RED_INACTIVE    0x5A2CF071UL    /* when obj is inactive */
+#define        RED_ACTIVE      0x170FC2A5UL    /* when obj is active */
+
+/* ...and for poisoning */
+#define        POISON_INUSE    0x5a    /* for use-uninitialised poisoning */
+#define POISON_FREE    0x6b    /* for use-after-free poisoning */
+#define        POISON_END      0xa5    /* end-byte of poisoning */
+
+/********** arch/$ARCH/mm/init.c **********/
+#define POISON_FREE_INITMEM    0xcc
+
+/********** arch/x86_64/mm/init.c **********/
+#define        POISON_FREE_INITDATA    0xba
+
+/********** arch/ia64/hp/common/sba_iommu.c **********/
+/*
+ * arch/ia64/hp/common/sba_iommu.c uses a 16-byte poison string with a
+ * value of "SBAIOMMU POISON\0" for spill-over poisoning.
+ */
+
+/********** fs/jbd/journal.c **********/
+#define JBD_POISON_FREE        0x5b
+
+/********** drivers/base/dmapool.c **********/
+#define        POOL_POISON_FREED       0xa7    /* !inuse */
+#define        POOL_POISON_ALLOCATED   0xa9    /* !initted */
+
+/********** drivers/atm/ **********/
+#define ATM_POISON_FREE                0x12
+#define ATM_POISON             0xdeadbeef
+
+/********** net/ **********/
+#define NEIGHBOR_DEAD          0xdeadbeef
+#define NETFILTER_LINK_POISON  0xdead57ac
+
+/********** kernel/mutexes **********/
+#define MUTEX_DEBUG_INIT       0x11
+#define MUTEX_DEBUG_FREE       0x22
+
+/********** security/ **********/
+#define KEY_DESTROY            0xbd
+
+/********** sound/oss/ **********/
+#define OSS_POISON_FREE                0xAB
+
+#endif