X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=include%2Fsched.h;h=fda4b484603093ab797df2fc3a29b187a2980927;hb=0ab97350f01b42de0f9fd811ee08653169661859;hp=3df4c7bd4491873a2c63b19c0e8de312f7bced51;hpb=6cf8bfdb646efaf76c75a95d1ea0cd254706c037;p=musl diff --git a/include/sched.h b/include/sched.h index 3df4c7bd..fda4b484 100644 --- a/include/sched.h +++ b/include/sched.h @@ -10,14 +10,24 @@ extern "C" { #define __NEED_pid_t #define __NEED_time_t +#ifdef _GNU_SOURCE +#define __NEED_size_t +#endif + #include struct sched_param { int sched_priority; - int sched_ss_low_priority; - struct timespec sched_ss_repl_period; - struct timespec sched_ss_init_budget; - int sched_ss_max_repl; + int __reserved1; +#if _REDIR_TIME64 + long __reserved2[4]; +#else + struct { + time_t __reserved1; + long __reserved2; + } __reserved2[2]; +#endif + int __reserved3; }; int sched_get_priority_max(int); @@ -32,13 +42,19 @@ int sched_yield(void); #define SCHED_OTHER 0 #define SCHED_FIFO 1 #define SCHED_RR 2 +#define SCHED_BATCH 3 +#define SCHED_IDLE 5 +#define SCHED_DEADLINE 6 +#define SCHED_RESET_ON_FORK 0x40000000 #ifdef _GNU_SOURCE #define CSIGNAL 0x000000ff +#define CLONE_NEWTIME 0x00000080 #define CLONE_VM 0x00000100 #define CLONE_FS 0x00000200 #define CLONE_FILES 0x00000400 #define CLONE_SIGHAND 0x00000800 +#define CLONE_PIDFD 0x00001000 #define CLONE_PTRACE 0x00002000 #define CLONE_VFORK 0x00004000 #define CLONE_PARENT 0x00008000 @@ -51,6 +67,7 @@ int sched_yield(void); #define CLONE_DETACHED 0x00400000 #define CLONE_UNTRACED 0x00800000 #define CLONE_CHILD_SETTID 0x01000000 +#define CLONE_NEWCGROUP 0x02000000 #define CLONE_NEWUTS 0x04000000 #define CLONE_NEWIPC 0x08000000 #define CLONE_NEWUSER 0x10000000 @@ -60,6 +77,69 @@ int sched_yield(void); int clone (int (*)(void *), void *, int, void *, ...); int unshare(int); int setns(int, int); + +void *memcpy(void *__restrict, const void *__restrict, size_t); +int memcmp(const void *, const void *, size_t); +void *memset (void *, int, size_t); +void *calloc(size_t, size_t); +void free(void *); + +typedef struct cpu_set_t { unsigned long __bits[128/sizeof(long)]; } cpu_set_t; +int __sched_cpucount(size_t, const cpu_set_t *); +int sched_getcpu(void); +int sched_getaffinity(pid_t, size_t, cpu_set_t *); +int sched_setaffinity(pid_t, size_t, const cpu_set_t *); + +#define __CPU_op_S(i, size, set, op) ( (i)/8U >= (size) ? 0 : \ + (((unsigned long *)(set))[(i)/8/sizeof(long)] op (1UL<<((i)%(8*sizeof(long))))) ) + +#define CPU_SET_S(i, size, set) __CPU_op_S(i, size, set, |=) +#define CPU_CLR_S(i, size, set) __CPU_op_S(i, size, set, &=~) +#define CPU_ISSET_S(i, size, set) __CPU_op_S(i, size, set, &) + +#define __CPU_op_func_S(func, op) \ +static __inline void __CPU_##func##_S(size_t __size, cpu_set_t *__dest, \ + const cpu_set_t *__src1, const cpu_set_t *__src2) \ +{ \ + size_t __i; \ + for (__i=0; __i<__size/sizeof(long); __i++) \ + ((unsigned long *)__dest)[__i] = ((unsigned long *)__src1)[__i] \ + op ((unsigned long *)__src2)[__i] ; \ +} + +__CPU_op_func_S(AND, &) +__CPU_op_func_S(OR, |) +__CPU_op_func_S(XOR, ^) + +#define CPU_AND_S(a,b,c,d) __CPU_AND_S(a,b,c,d) +#define CPU_OR_S(a,b,c,d) __CPU_OR_S(a,b,c,d) +#define CPU_XOR_S(a,b,c,d) __CPU_XOR_S(a,b,c,d) + +#define CPU_COUNT_S(size,set) __sched_cpucount(size,set) +#define CPU_ZERO_S(size,set) memset(set,0,size) +#define CPU_EQUAL_S(size,set1,set2) (!memcmp(set1,set2,size)) + +#define CPU_ALLOC_SIZE(n) (sizeof(long) * ( (n)/(8*sizeof(long)) \ + + ((n)%(8*sizeof(long)) + 8*sizeof(long)-1)/(8*sizeof(long)) ) ) +#define CPU_ALLOC(n) ((cpu_set_t *)calloc(1,CPU_ALLOC_SIZE(n))) +#define CPU_FREE(set) free(set) + +#define CPU_SETSIZE 128 + +#define CPU_SET(i, set) CPU_SET_S(i,sizeof(cpu_set_t),set) +#define CPU_CLR(i, set) CPU_CLR_S(i,sizeof(cpu_set_t),set) +#define CPU_ISSET(i, set) CPU_ISSET_S(i,sizeof(cpu_set_t),set) +#define CPU_AND(d,s1,s2) CPU_AND_S(sizeof(cpu_set_t),d,s1,s2) +#define CPU_OR(d,s1,s2) CPU_OR_S(sizeof(cpu_set_t),d,s1,s2) +#define CPU_XOR(d,s1,s2) CPU_XOR_S(sizeof(cpu_set_t),d,s1,s2) +#define CPU_COUNT(set) CPU_COUNT_S(sizeof(cpu_set_t),set) +#define CPU_ZERO(set) CPU_ZERO_S(sizeof(cpu_set_t),set) +#define CPU_EQUAL(s1,s2) CPU_EQUAL_S(sizeof(cpu_set_t),s1,s2) + +#endif + +#if _REDIR_TIME64 +__REDIR(sched_rr_get_interval, __sched_rr_get_interval_time64); #endif #ifdef __cplusplus