1*4882a593Smuzhiyun // SPDX-License-Identifier: LGPL-2.1
2*4882a593Smuzhiyun #ifndef PERF_FLAG_FD_NO_GROUP
3*4882a593Smuzhiyun # define PERF_FLAG_FD_NO_GROUP (1UL << 0)
4*4882a593Smuzhiyun #endif
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun #ifndef PERF_FLAG_FD_OUTPUT
7*4882a593Smuzhiyun # define PERF_FLAG_FD_OUTPUT (1UL << 1)
8*4882a593Smuzhiyun #endif
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #ifndef PERF_FLAG_PID_CGROUP
11*4882a593Smuzhiyun # define PERF_FLAG_PID_CGROUP (1UL << 2) /* pid=cgroup id, per-cpu mode only */
12*4882a593Smuzhiyun #endif
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun #ifndef PERF_FLAG_FD_CLOEXEC
15*4882a593Smuzhiyun # define PERF_FLAG_FD_CLOEXEC (1UL << 3) /* O_CLOEXEC */
16*4882a593Smuzhiyun #endif
17*4882a593Smuzhiyun
syscall_arg__scnprintf_perf_flags(char * bf,size_t size,struct syscall_arg * arg)18*4882a593Smuzhiyun static size_t syscall_arg__scnprintf_perf_flags(char *bf, size_t size,
19*4882a593Smuzhiyun struct syscall_arg *arg)
20*4882a593Smuzhiyun {
21*4882a593Smuzhiyun bool show_prefix = arg->show_string_prefix;
22*4882a593Smuzhiyun const char *prefix = "PERF_";
23*4882a593Smuzhiyun int printed = 0, flags = arg->val;
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun if (flags == 0)
26*4882a593Smuzhiyun return 0;
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun #define P_FLAG(n) \
29*4882a593Smuzhiyun if (flags & PERF_FLAG_##n) { \
30*4882a593Smuzhiyun printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
31*4882a593Smuzhiyun flags &= ~PERF_FLAG_##n; \
32*4882a593Smuzhiyun }
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun P_FLAG(FD_NO_GROUP);
35*4882a593Smuzhiyun P_FLAG(FD_OUTPUT);
36*4882a593Smuzhiyun P_FLAG(PID_CGROUP);
37*4882a593Smuzhiyun P_FLAG(FD_CLOEXEC);
38*4882a593Smuzhiyun #undef P_FLAG
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun if (flags)
41*4882a593Smuzhiyun printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun return printed;
44*4882a593Smuzhiyun }
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun #define SCA_PERF_FLAGS syscall_arg__scnprintf_perf_flags
47