1 #ifndef _UAPI_LINUX_MMAN_H 2 #define _UAPI_LINUX_MMAN_H 3 4 #include <asm/mman.h> 5 #include <asm-generic/hugetlb_encode.h> 6 7 #define MREMAP_MAYMOVE 1 8 #define MREMAP_FIXED 2 9 10 #define OVERCOMMIT_GUESS 0 11 #define OVERCOMMIT_ALWAYS 1 12 #define OVERCOMMIT_NEVER 2 13 14 /* 15 * Huge page size encoding when MAP_HUGETLB is specified, and a huge page 16 * size other than the default is desired. See hugetlb_encode.h. 17 * All known huge page size encodings are provided here. It is the 18 * responsibility of the application to know which sizes are supported on 19 * the running system. See mmap(2) man page for details. 20 */ 21 #define MAP_HUGE_SHIFT HUGETLB_FLAG_ENCODE_SHIFT 22 #define MAP_HUGE_MASK HUGETLB_FLAG_ENCODE_MASK 23 24 #define MAP_HUGE_64KB HUGETLB_FLAG_ENCODE_64KB 25 #define MAP_HUGE_512KB HUGETLB_FLAG_ENCODE_512KB 26 #define MAP_HUGE_1MB HUGETLB_FLAG_ENCODE_1MB 27 #define MAP_HUGE_2MB HUGETLB_FLAG_ENCODE_2MB 28 #define MAP_HUGE_8MB HUGETLB_FLAG_ENCODE_8MB 29 #define MAP_HUGE_16MB HUGETLB_FLAG_ENCODE_16MB 30 #define MAP_HUGE_256MB HUGETLB_FLAG_ENCODE_256MB 31 #define MAP_HUGE_1GB HUGETLB_FLAG_ENCODE_1GB 32 #define MAP_HUGE_2GB HUGETLB_FLAG_ENCODE_2GB 33 #define MAP_HUGE_16GB HUGETLB_FLAG_ENCODE_16GB 34 35 #endif /* _UAPI_LINUX_MMAN_H */ 36