diff options
Diffstat (limited to 'include/linux/poison.h')
-rw-r--r-- | include/linux/poison.h | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/include/linux/poison.h b/include/linux/poison.h index 34066ffd893d..2110a81c5e2a 100644 --- a/include/linux/poison.h +++ b/include/linux/poison.h | |||
@@ -48,15 +48,6 @@ | |||
48 | #define POISON_FREE 0x6b /* for use-after-free poisoning */ | 48 | #define POISON_FREE 0x6b /* for use-after-free poisoning */ |
49 | #define POISON_END 0xa5 /* end-byte of poisoning */ | 49 | #define POISON_END 0xa5 /* end-byte of poisoning */ |
50 | 50 | ||
51 | /********** mm/hugetlb.c **********/ | ||
52 | /* | ||
53 | * Private mappings of hugetlb pages use this poisoned value for | ||
54 | * page->mapping. The core VM should not be doing anything with this mapping | ||
55 | * but futex requires the existence of some page->mapping value even though it | ||
56 | * is unused if PAGE_MAPPING_ANON is set. | ||
57 | */ | ||
58 | #define HUGETLB_POISON ((void *)(0x00300300 + POISON_POINTER_DELTA + PAGE_MAPPING_ANON)) | ||
59 | |||
60 | /********** arch/$ARCH/mm/init.c **********/ | 51 | /********** arch/$ARCH/mm/init.c **********/ |
61 | #define POISON_FREE_INITMEM 0xcc | 52 | #define POISON_FREE_INITMEM 0xcc |
62 | 53 | ||