OLD | NEW |
1 #ifndef _SCHED_H | 1 #ifndef _SCHED_H |
2 #define _SCHED_H | 2 #define _SCHED_H |
3 #ifdef __cplusplus | 3 #ifdef __cplusplus |
4 extern "C" { | 4 extern "C" { |
5 #endif | 5 #endif |
6 | 6 |
7 #include <features.h> | 7 #include <features.h> |
8 | 8 |
9 #define __NEED_struct_timespec | 9 #define __NEED_struct_timespec |
10 #define __NEED_pid_t | 10 #define __NEED_pid_t |
11 #define __NEED_time_t | 11 #define __NEED_time_t |
12 | 12 |
13 #ifdef _GNU_SOURCE | 13 #ifdef _GNU_SOURCE |
14 #define __NEED_size_t | 14 #define __NEED_size_t |
15 #endif | 15 #endif |
16 | 16 |
17 #include <bits/alltypes.h> | 17 #include <bits/alltypes.h> |
18 | 18 |
19 struct sched_param { | 19 struct sched_param { |
20 » int sched_priority; | 20 int sched_priority; |
21 » int sched_ss_low_priority; | 21 int sched_ss_low_priority; |
22 » struct timespec sched_ss_repl_period; | 22 struct timespec sched_ss_repl_period; |
23 » struct timespec sched_ss_init_budget; | 23 struct timespec sched_ss_init_budget; |
24 » int sched_ss_max_repl; | 24 int sched_ss_max_repl; |
25 }; | 25 }; |
26 | 26 |
27 int sched_get_priority_max(int); | 27 int sched_get_priority_max(int); |
28 int sched_get_priority_min(int); | 28 int sched_get_priority_min(int); |
29 int sched_getparam(pid_t, struct sched_param *); | 29 int sched_getparam(pid_t, struct sched_param*); |
30 int sched_getscheduler(pid_t); | 30 int sched_getscheduler(pid_t); |
31 int sched_rr_get_interval(pid_t, struct timespec *); | 31 int sched_rr_get_interval(pid_t, struct timespec*); |
32 int sched_setparam(pid_t, const struct sched_param *); | 32 int sched_setparam(pid_t, const struct sched_param*); |
33 int sched_setscheduler(pid_t, int, const struct sched_param *); | 33 int sched_setscheduler(pid_t, int, const struct sched_param*); |
34 int sched_yield(void); | 34 int sched_yield(void); |
35 | 35 |
36 #define SCHED_OTHER 0 | 36 #define SCHED_OTHER 0 |
37 #define SCHED_FIFO 1 | 37 #define SCHED_FIFO 1 |
38 #define SCHED_RR 2 | 38 #define SCHED_RR 2 |
39 #define SCHED_BATCH 3 | 39 #define SCHED_BATCH 3 |
40 #define SCHED_IDLE 5 | 40 #define SCHED_IDLE 5 |
41 #define SCHED_DEADLINE 6 | 41 #define SCHED_DEADLINE 6 |
42 #define SCHED_RESET_ON_FORK 0x40000000 | 42 #define SCHED_RESET_ON_FORK 0x40000000 |
43 | 43 |
44 #ifdef _GNU_SOURCE | 44 #ifdef _GNU_SOURCE |
45 #define CSIGNAL»» 0x000000ff | 45 #define CSIGNAL 0x000000ff |
46 #define CLONE_VM» 0x00000100 | 46 #define CLONE_VM 0x00000100 |
47 #define CLONE_FS» 0x00000200 | 47 #define CLONE_FS 0x00000200 |
48 #define CLONE_FILES» 0x00000400 | 48 #define CLONE_FILES 0x00000400 |
49 #define CLONE_SIGHAND» 0x00000800 | 49 #define CLONE_SIGHAND 0x00000800 |
50 #define CLONE_PTRACE» 0x00002000 | 50 #define CLONE_PTRACE 0x00002000 |
51 #define CLONE_VFORK» 0x00004000 | 51 #define CLONE_VFORK 0x00004000 |
52 #define CLONE_PARENT» 0x00008000 | 52 #define CLONE_PARENT 0x00008000 |
53 #define CLONE_THREAD» 0x00010000 | 53 #define CLONE_THREAD 0x00010000 |
54 #define CLONE_NEWNS» 0x00020000 | 54 #define CLONE_NEWNS 0x00020000 |
55 #define CLONE_SYSVSEM» 0x00040000 | 55 #define CLONE_SYSVSEM 0x00040000 |
56 #define CLONE_SETTLS» 0x00080000 | 56 #define CLONE_SETTLS 0x00080000 |
57 #define CLONE_PARENT_SETTID» 0x00100000 | 57 #define CLONE_PARENT_SETTID 0x00100000 |
58 #define CLONE_CHILD_CLEARTID» 0x00200000 | 58 #define CLONE_CHILD_CLEARTID 0x00200000 |
59 #define CLONE_DETACHED» 0x00400000 | 59 #define CLONE_DETACHED 0x00400000 |
60 #define CLONE_UNTRACED» 0x00800000 | 60 #define CLONE_UNTRACED 0x00800000 |
61 #define CLONE_CHILD_SETTID» 0x01000000 | 61 #define CLONE_CHILD_SETTID 0x01000000 |
62 #define CLONE_NEWUTS» 0x04000000 | 62 #define CLONE_NEWUTS 0x04000000 |
63 #define CLONE_NEWIPC» 0x08000000 | 63 #define CLONE_NEWIPC 0x08000000 |
64 #define CLONE_NEWUSER» 0x10000000 | 64 #define CLONE_NEWUSER 0x10000000 |
65 #define CLONE_NEWPID» 0x20000000 | 65 #define CLONE_NEWPID 0x20000000 |
66 #define CLONE_NEWNET» 0x40000000 | 66 #define CLONE_NEWNET 0x40000000 |
67 #define CLONE_IO» 0x80000000 | 67 #define CLONE_IO 0x80000000 |
68 int clone (int (*)(void *), void *, int, void *, ...); | 68 int clone(int (*)(void*), void*, int, void*, ...); |
69 int unshare(int); | 69 int unshare(int); |
70 int setns(int, int); | 70 int setns(int, int); |
71 | 71 |
72 void *memcpy(void *__restrict, const void *__restrict, size_t); | 72 void* memcpy(void* __restrict, const void* __restrict, size_t); |
73 int memcmp(const void *, const void *, size_t); | 73 int memcmp(const void*, const void*, size_t); |
74 void *calloc(size_t, size_t); | 74 void* calloc(size_t, size_t); |
75 void free(void *); | 75 void free(void*); |
76 | 76 |
77 typedef struct cpu_set_t { unsigned long __bits[128/sizeof(long)]; } cpu_set_t; | 77 typedef struct cpu_set_t { |
78 int __sched_cpucount(size_t, const cpu_set_t *); | 78 unsigned long __bits[128 / sizeof(long)]; |
79 int sched_getaffinity(pid_t, size_t, cpu_set_t *); | 79 } cpu_set_t; |
80 int sched_setaffinity(pid_t, size_t, const cpu_set_t *); | 80 int __sched_cpucount(size_t, const cpu_set_t*); |
| 81 int sched_getaffinity(pid_t, size_t, cpu_set_t*); |
| 82 int sched_setaffinity(pid_t, size_t, const cpu_set_t*); |
81 | 83 |
82 #define __CPU_op_S(i, size, set, op) ( (i)/8U >= (size) ? 0 : \ | 84 #define __CPU_op_S(i, size, set, op) \ |
83 » ((set)->__bits[(i)/8/sizeof(long)] op (1UL<<((i)%(8*sizeof(long))))) ) | 85 ((i) / 8U >= (size) ? 0 : ((set)->__bits[(i) / 8 / sizeof(long)] op( \ |
| 86 1UL << ((i) % (8 * sizeof(long)))))) |
84 | 87 |
85 #define CPU_SET_S(i, size, set) __CPU_op_S(i, size, set, |=) | 88 #define CPU_SET_S(i, size, set) __CPU_op_S(i, size, set, |=) |
86 #define CPU_CLR_S(i, size, set) __CPU_op_S(i, size, set, &=~) | 89 #define CPU_CLR_S(i, size, set) __CPU_op_S(i, size, set, &= ~) |
87 #define CPU_ISSET_S(i, size, set) __CPU_op_S(i, size, set, &) | 90 #define CPU_ISSET_S(i, size, set) __CPU_op_S(i, size, set, &) |
88 | 91 |
89 #define __CPU_op_func_S(func, op) \ | 92 #define __CPU_op_func_S(func, op) \ |
90 static __inline void __CPU_##func##_S(size_t __size, cpu_set_t *__dest, \ | 93 static __inline void __CPU_##func##_S(size_t __size, cpu_set_t* __dest, \ |
91 » const cpu_set_t *__src1, const cpu_set_t *__src2) \ | 94 const cpu_set_t* __src1, \ |
92 { \ | 95 const cpu_set_t* __src2) { \ |
93 » size_t __i; \ | 96 size_t __i; \ |
94 » for (__i=0; __i<__size/sizeof(long); __i++) \ | 97 for (__i = 0; __i < __size / sizeof(long); __i++) \ |
95 » » __dest->__bits[__i] = __src1->__bits[__i] \ | 98 __dest->__bits[__i] = __src1->__bits[__i] op __src2->__bits[__i]; \ |
96 » » » op __src2->__bits[__i] ; \ | 99 } |
97 } | |
98 | 100 |
99 __CPU_op_func_S(AND, &) | 101 __CPU_op_func_S(AND, &) __CPU_op_func_S(OR, |) __CPU_op_func_S(XOR, ^) |
100 __CPU_op_func_S(OR, |) | |
101 __CPU_op_func_S(XOR, ^) | |
102 | 102 |
103 #define CPU_AND_S(a,b,c,d) __CPU_AND_S(a,b,c,d) | 103 #define CPU_AND_S(a, b, c, d) __CPU_AND_S(a, b, c, d) |
104 #define CPU_OR_S(a,b,c,d) __CPU_OR_S(a,b,c,d) | 104 #define CPU_OR_S(a, b, c, d) __CPU_OR_S(a, b, c, d) |
105 #define CPU_XOR_S(a,b,c,d) __CPU_XOR_S(a,b,c,d) | 105 #define CPU_XOR_S(a, b, c, d) __CPU_XOR_S(a, b, c, d) |
106 | 106 |
107 #define CPU_COUNT_S(size,set) __sched_cpucount(size,set) | 107 #define CPU_COUNT_S(size, set) __sched_cpucount(size, set) |
108 #define CPU_ZERO_S(size,set) memset(set,0,size) | 108 #define CPU_ZERO_S(size, set) memset(set, 0, size) |
109 #define CPU_EQUAL_S(size,set1,set2) (!memcmp(set1,set2,size)) | 109 #define CPU_EQUAL_S(size, set1, set2) (!memcmp(set1, set2, size)) |
110 | 110 |
111 #define CPU_ALLOC_SIZE(n) (sizeof(long) * ( (n)/(8*sizeof(long)) \ | 111 #define CPU_ALLOC_SIZE(n) \ |
112 » + ((n)%(8*sizeof(long)) + 8*sizeof(long)-1)/(8*sizeof(long)) ) ) | 112 (sizeof(long) * \ |
113 #define CPU_ALLOC(n) ((cpu_set_t *)calloc(1,CPU_ALLOC_SIZE(n))) | 113 ((n) / (8 * sizeof(long)) + \ |
| 114 ((n) % (8 * sizeof(long)) + 8 * sizeof(long) - 1) / (8 * sizeof(long)))) |
| 115 #define CPU_ALLOC(n) ((cpu_set_t*)calloc(1, CPU_ALLOC_SIZE(n))) |
114 #define CPU_FREE(set) free(set) | 116 #define CPU_FREE(set) free(set) |
115 | 117 |
116 #define CPU_SETSIZE 128 | 118 #define CPU_SETSIZE 128 |
117 | 119 |
118 #define CPU_SET(i, set) CPU_SET_S(i,sizeof(cpu_set_t),set) | 120 #define CPU_SET(i, set) CPU_SET_S(i, sizeof(cpu_set_t), set) |
119 #define CPU_CLR(i, set) CPU_CLR_S(i,sizeof(cpu_set_t),set) | 121 #define CPU_CLR(i, set) CPU_CLR_S(i, sizeof(cpu_set_t), set) |
120 #define CPU_ISSET(i, set) CPU_ISSET_S(i,sizeof(cpu_set_t),set) | 122 #define CPU_ISSET(i, set) CPU_ISSET_S(i, sizeof(cpu_set_t), set) |
121 #define CPU_AND(d,s1,s2) CPU_AND_S(sizeof(cpu_set_t),d,s1,s2) | 123 #define CPU_AND(d, s1, s2) CPU_AND_S(sizeof(cpu_set_t), d, s1, s2) |
122 #define CPU_OR(d,s1,s2) CPU_OR_S(sizeof(cpu_set_t),d,s1,s2) | 124 #define CPU_OR(d, s1, s2) CPU_OR_S(sizeof(cpu_set_t), d, s1, s2) |
123 #define CPU_XOR(d,s1,s2) CPU_XOR_S(sizeof(cpu_set_t),d,s1,s2) | 125 #define CPU_XOR(d, s1, s2) CPU_XOR_S(sizeof(cpu_set_t), d, s1, s2) |
124 #define CPU_COUNT(set) CPU_COUNT_S(sizeof(cpu_set_t),set) | 126 #define CPU_COUNT(set) CPU_COUNT_S(sizeof(cpu_set_t), set) |
125 #define CPU_ZERO(set) CPU_ZERO_S(sizeof(cpu_set_t),set) | 127 #define CPU_ZERO(set) CPU_ZERO_S(sizeof(cpu_set_t), set) |
126 #define CPU_EQUAL(s1,s2) CPU_EQUAL_S(sizeof(cpu_set_t),s1,s2) | 128 #define CPU_EQUAL(s1, s2) CPU_EQUAL_S(sizeof(cpu_set_t), s1, s2) |
127 | 129 |
128 #endif | 130 #endif |
129 | 131 |
130 #ifdef __cplusplus | 132 #ifdef __cplusplus |
131 } | 133 } |
132 #endif | 134 #endif |
133 #endif | 135 #endif |
OLD | NEW |