1 #include <sched.h>
2 
3 /*
4  * Not defined anywhere else, probably, just to make sure we
5  * catch future flags
6  */
7 #define SCHED_POLICY_MASK 0xff
8 
9 #ifndef SCHED_DEADLINE
10 #define SCHED_DEADLINE 6
11 #endif
12 
13 static size_t syscall_arg__scnprintf_sched_policy(char *bf, size_t size,
14 						  struct syscall_arg *arg)
15 {
16 	const char *policies[] = {
17 		"NORMAL", "FIFO", "RR", "BATCH", "ISO", "IDLE", "DEADLINE",
18 	};
19 	size_t printed;
20 	int policy = arg->val,
21 	    flags = policy & ~SCHED_POLICY_MASK;
22 
23 	policy &= SCHED_POLICY_MASK;
24 	if (policy <= SCHED_DEADLINE)
25 		printed = scnprintf(bf, size, "%s", policies[policy]);
26 	else
27 		printed = scnprintf(bf, size, "%#x", policy);
28 
29 #define	P_POLICY_FLAG(n) \
30 	if (flags & SCHED_##n) { \
31 		printed += scnprintf(bf + printed, size - printed, "|%s", #n); \
32 		flags &= ~SCHED_##n; \
33 	}
34 
35 	P_POLICY_FLAG(RESET_ON_FORK);
36 #undef P_POLICY_FLAG
37 
38 	if (flags)
39 		printed += scnprintf(bf + printed, size - printed, "|%#x", flags);
40 
41 	return printed;
42 }
43 
44 #define SCA_SCHED_POLICY syscall_arg__scnprintf_sched_policy
45