utils.h (1322B)
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 15extern int config_debug; 16void debug_msg(const char *fmt, ...); 17void err_msg(const char *fmt, ...); 18 19long parse_seconds_duration(char *val); 20void get_duration(time_t start_time, char *output, int output_size); 21 22int parse_cpu_list(char *cpu_list, char **monitored_cpus); 23long long get_llong_from_str(char *start); 24 25static inline void 26update_min(unsigned long long *a, unsigned long long *b) 27{ 28 if (*a > *b) 29 *a = *b; 30} 31 32static inline void 33update_max(unsigned long long *a, unsigned long long *b) 34{ 35 if (*a < *b) 36 *a = *b; 37} 38 39static inline void 40update_sum(unsigned long long *a, unsigned long long *b) 41{ 42 *a += *b; 43} 44 45struct 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 56int parse_prio(char *arg, struct sched_attr *sched_param); 57int set_comm_sched_attr(const char *comm_prefix, struct sched_attr *attr); 58int set_cpu_dma_latency(int32_t latency);