1 // SPDX-License-Identifier: GPL-2.0 2 #include <stdint.h> 3 #include <time.h> 4 5 /* 6 * '18446744073709551615\0' 7 */ 8 #define BUFF_U64_STR_SIZE 24 9 #define MAX_PATH 1024 10 11 #define container_of(ptr, type, member)({ \ 12 const typeof(((type *)0)->member) *__mptr = (ptr); \ 13 (type *)((char *)__mptr - offsetof(type, member)) ; }) 14 15 extern int config_debug; 16 void debug_msg(const char *fmt, ...); 17 void err_msg(const char *fmt, ...); 18 19 long parse_seconds_duration(char *val); 20 void get_duration(time_t start_time, char *output, int output_size); 21 22 int parse_cpu_list(char *cpu_list, char **monitored_cpus); 23 long long get_llong_from_str(char *start); 24 25 static inline void 26 update_min(unsigned long long *a, unsigned long long *b) 27 { 28 if (*a > *b) 29 *a = *b; 30 } 31 32 static inline void 33 update_max(unsigned long long *a, unsigned long long *b) 34 { 35 if (*a < *b) 36 *a = *b; 37 } 38 39 static inline void 40 update_sum(unsigned long long *a, unsigned long long *b) 41 { 42 *a += *b; 43 } 44 45 struct sched_attr { 46 uint32_t size; 47 uint32_t sched_policy; 48 uint64_t sched_flags; 49 int32_t sched_nice; 50 uint32_t sched_priority; 51 uint64_t sched_runtime; 52 uint64_t sched_deadline; 53 uint64_t sched_period; 54 }; 55 56 int parse_prio(char *arg, struct sched_attr *sched_param); 57 int set_comm_sched_attr(const char *comm_prefix, struct sched_attr *attr); 58 int set_cpu_dma_latency(int32_t latency); 59 60 #define ns_to_usf(x) (((double)x/1000)) 61 #define ns_to_per(total, part) ((part * 100) / (double)total) 62