projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 277cf08f | 1 | #include <uapi/linux/mman.h> |
| 256763b0 | 2 | |
| df4cb167 ACM |
3 | static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, |
| 4 | struct syscall_arg *arg) | |
| 5 | { | |
| 6 | int printed = 0, prot = arg->val; | |
| 7 | ||
| 8 | if (prot == PROT_NONE) | |
| 9 | return scnprintf(bf, size, "NONE"); | |
| 10 | #define P_MMAP_PROT(n) \ | |
| 11 | if (prot & PROT_##n) { \ | |
| 12 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
| 13 | prot &= ~PROT_##n; \ | |
| 14 | } | |
| 15 | ||
| 16 | P_MMAP_PROT(EXEC); | |
| 17 | P_MMAP_PROT(READ); | |
| 18 | P_MMAP_PROT(WRITE); | |
| df4cb167 | 19 | P_MMAP_PROT(SEM); |
| df4cb167 ACM |
20 | P_MMAP_PROT(GROWSDOWN); |
| 21 | P_MMAP_PROT(GROWSUP); | |
| 22 | #undef P_MMAP_PROT | |
| 23 | ||
| 24 | if (prot) | |
| 25 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", prot); | |
| 26 | ||
| 27 | return printed; | |
| 28 | } | |
| 29 | ||
| 30 | #define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot | |
| 31 | ||
| df4cb167 ACM |
32 | static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size, |
| 33 | struct syscall_arg *arg) | |
| 34 | { | |
| 35 | int printed = 0, flags = arg->val; | |
| 36 | ||
| 37 | #define P_MMAP_FLAG(n) \ | |
| 38 | if (flags & MAP_##n) { \ | |
| 39 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
| 40 | flags &= ~MAP_##n; \ | |
| 41 | } | |
| 42 | ||
| 43 | P_MMAP_FLAG(SHARED); | |
| 44 | P_MMAP_FLAG(PRIVATE); | |
| 2bd42f3a | 45 | #ifdef MAP_32BIT |
| df4cb167 | 46 | P_MMAP_FLAG(32BIT); |
| 2bd42f3a | 47 | #endif |
| df4cb167 ACM |
48 | P_MMAP_FLAG(ANONYMOUS); |
| 49 | P_MMAP_FLAG(DENYWRITE); | |
| 50 | P_MMAP_FLAG(EXECUTABLE); | |
| 51 | P_MMAP_FLAG(FILE); | |
| 52 | P_MMAP_FLAG(FIXED); | |
| 53 | P_MMAP_FLAG(GROWSDOWN); | |
| df4cb167 | 54 | P_MMAP_FLAG(HUGETLB); |
| df4cb167 ACM |
55 | P_MMAP_FLAG(LOCKED); |
| 56 | P_MMAP_FLAG(NONBLOCK); | |
| 57 | P_MMAP_FLAG(NORESERVE); | |
| 58 | P_MMAP_FLAG(POPULATE); | |
| 59 | P_MMAP_FLAG(STACK); | |
| df4cb167 | 60 | P_MMAP_FLAG(UNINITIALIZED); |
| df4cb167 ACM |
61 | #undef P_MMAP_FLAG |
| 62 | ||
| 63 | if (flags) | |
| 64 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
| 65 | ||
| 66 | return printed; | |
| 67 | } | |
| 68 | ||
| 69 | #define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags | |
| 70 | ||
| 71 | static size_t syscall_arg__scnprintf_mremap_flags(char *bf, size_t size, | |
| 72 | struct syscall_arg *arg) | |
| 73 | { | |
| 74 | int printed = 0, flags = arg->val; | |
| 75 | ||
| 76 | #define P_MREMAP_FLAG(n) \ | |
| 77 | if (flags & MREMAP_##n) { \ | |
| 78 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
| 79 | flags &= ~MREMAP_##n; \ | |
| 80 | } | |
| 81 | ||
| 82 | P_MREMAP_FLAG(MAYMOVE); | |
| df4cb167 | 83 | P_MREMAP_FLAG(FIXED); |
| df4cb167 ACM |
84 | #undef P_MREMAP_FLAG |
| 85 | ||
| 86 | if (flags) | |
| 87 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
| 88 | ||
| 89 | return printed; | |
| 90 | } | |
| 91 | ||
| 92 | #define SCA_MREMAP_FLAGS syscall_arg__scnprintf_mremap_flags | |
| 93 | ||
| df4cb167 ACM |
94 | static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size, |
| 95 | struct syscall_arg *arg) | |
| 96 | { | |
| 97 | int behavior = arg->val; | |
| 98 | ||
| 99 | switch (behavior) { | |
| 100 | #define P_MADV_BHV(n) case MADV_##n: return scnprintf(bf, size, #n) | |
| 101 | P_MADV_BHV(NORMAL); | |
| 102 | P_MADV_BHV(RANDOM); | |
| 103 | P_MADV_BHV(SEQUENTIAL); | |
| 104 | P_MADV_BHV(WILLNEED); | |
| 105 | P_MADV_BHV(DONTNEED); | |
| f752e90e | 106 | P_MADV_BHV(FREE); |
| df4cb167 ACM |
107 | P_MADV_BHV(REMOVE); |
| 108 | P_MADV_BHV(DONTFORK); | |
| 109 | P_MADV_BHV(DOFORK); | |
| 110 | P_MADV_BHV(HWPOISON); | |
| df4cb167 | 111 | P_MADV_BHV(SOFT_OFFLINE); |
| df4cb167 ACM |
112 | P_MADV_BHV(MERGEABLE); |
| 113 | P_MADV_BHV(UNMERGEABLE); | |
| df4cb167 | 114 | P_MADV_BHV(HUGEPAGE); |
| df4cb167 | 115 | P_MADV_BHV(NOHUGEPAGE); |
| df4cb167 | 116 | P_MADV_BHV(DONTDUMP); |
| df4cb167 | 117 | P_MADV_BHV(DODUMP); |
| 256763b0 | 118 | #undef P_MADV_BHV |
| df4cb167 ACM |
119 | default: break; |
| 120 | } | |
| 121 | ||
| 122 | return scnprintf(bf, size, "%#x", behavior); | |
| 123 | } | |
| 124 | ||
| 125 | #define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior |