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