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- #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
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