Commit | Line | Data |
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c9cf5528 RD |
1 | #ifndef _LINUX_POISON_H |
2 | #define _LINUX_POISON_H | |
3 | ||
4 | /********** include/linux/list.h **********/ | |
5 | /* | |
6 | * These are non-NULL pointers that will result in page faults | |
7 | * under normal circumstances, used to verify that nobody uses | |
8 | * non-initialized list entries. | |
9 | */ | |
10 | #define LIST_POISON1 ((void *) 0x00100100) | |
11 | #define LIST_POISON2 ((void *) 0x00200200) | |
12 | ||
c6f3a97f TG |
13 | /********** include/linux/timer.h **********/ |
14 | /* | |
15 | * Magic number "tsta" to indicate a static timer initializer | |
16 | * for the object debugging code. | |
17 | */ | |
18 | #define TIMER_ENTRY_STATIC ((void *) 0x74737461) | |
19 | ||
c9cf5528 RD |
20 | /********** mm/slab.c **********/ |
21 | /* | |
22 | * Magic nums for obj red zoning. | |
23 | * Placed in the first word before and the first word after an obj. | |
24 | */ | |
b46b8f19 DW |
25 | #define RED_INACTIVE 0x09F911029D74E35BULL /* when obj is inactive */ |
26 | #define RED_ACTIVE 0xD84156C5635688C0ULL /* when obj is active */ | |
c9cf5528 | 27 | |
81819f0f CL |
28 | #define SLUB_RED_INACTIVE 0xbb |
29 | #define SLUB_RED_ACTIVE 0xcc | |
30 | ||
c9cf5528 RD |
31 | /* ...and for poisoning */ |
32 | #define POISON_INUSE 0x5a /* for use-uninitialised poisoning */ | |
33 | #define POISON_FREE 0x6b /* for use-after-free poisoning */ | |
34 | #define POISON_END 0xa5 /* end-byte of poisoning */ | |
35 | ||
36 | /********** arch/$ARCH/mm/init.c **********/ | |
37 | #define POISON_FREE_INITMEM 0xcc | |
38 | ||
c9cf5528 RD |
39 | /********** arch/ia64/hp/common/sba_iommu.c **********/ |
40 | /* | |
41 | * arch/ia64/hp/common/sba_iommu.c uses a 16-byte poison string with a | |
42 | * value of "SBAIOMMU POISON\0" for spill-over poisoning. | |
43 | */ | |
44 | ||
45 | /********** fs/jbd/journal.c **********/ | |
cd02ff0b MC |
46 | #define JBD_POISON_FREE 0x5b |
47 | #define JBD2_POISON_FREE 0x5c | |
c9cf5528 RD |
48 | |
49 | /********** drivers/base/dmapool.c **********/ | |
50 | #define POOL_POISON_FREED 0xa7 /* !inuse */ | |
51 | #define POOL_POISON_ALLOCATED 0xa9 /* !initted */ | |
52 | ||
b3c681e0 RD |
53 | /********** drivers/atm/ **********/ |
54 | #define ATM_POISON_FREE 0x12 | |
3c6b3773 | 55 | #define ATM_POISON 0xdeadbeef |
b3c681e0 | 56 | |
4bdbf6c0 RD |
57 | /********** net/ **********/ |
58 | #define NEIGHBOR_DEAD 0xdeadbeef | |
59 | #define NETFILTER_LINK_POISON 0xdead57ac | |
60 | ||
a7807a32 RD |
61 | /********** kernel/mutexes **********/ |
62 | #define MUTEX_DEBUG_INIT 0x11 | |
63 | #define MUTEX_DEBUG_FREE 0x22 | |
64 | ||
65 | /********** security/ **********/ | |
66 | #define KEY_DESTROY 0xbd | |
67 | ||
b3c681e0 RD |
68 | /********** sound/oss/ **********/ |
69 | #define OSS_POISON_FREE 0xAB | |
70 | ||
c9cf5528 | 71 | #endif |