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 #define MAX_NICE 20
11 #define MIN_NICE -19
12
13 #define container_of(ptr, type, member)({ \
14 const typeof(((type *)0)->member) *__mptr = (ptr); \
15 (type *)((char *)__mptr - offsetof(type, member)) ; })
16
17 extern int config_debug;
18 void debug_msg(const char *fmt, ...);
19 void err_msg(const char *fmt, ...);
20
21 long parse_seconds_duration(char *val);
22 void get_duration(time_t start_time, char *output, int output_size);
23
24 int parse_cpu_list(char *cpu_list, char **monitored_cpus);
25 long long get_llong_from_str(char *start);
26
27 static inline void
update_min(unsigned long long * a,unsigned long long * b)28 update_min(unsigned long long *a, unsigned long long *b)
29 {
30 if (*a > *b)
31 *a = *b;
32 }
33
34 static inline void
update_max(unsigned long long * a,unsigned long long * b)35 update_max(unsigned long long *a, unsigned long long *b)
36 {
37 if (*a < *b)
38 *a = *b;
39 }
40
41 static inline void
update_sum(unsigned long long * a,unsigned long long * b)42 update_sum(unsigned long long *a, unsigned long long *b)
43 {
44 *a += *b;
45 }
46
47 struct sched_attr {
48 uint32_t size;
49 uint32_t sched_policy;
50 uint64_t sched_flags;
51 int32_t sched_nice;
52 uint32_t sched_priority;
53 uint64_t sched_runtime;
54 uint64_t sched_deadline;
55 uint64_t sched_period;
56 };
57
58 int parse_prio(char *arg, struct sched_attr *sched_param);
59 int set_comm_sched_attr(const char *comm_prefix, struct sched_attr *attr);
60 int set_cpu_dma_latency(int32_t latency);
61