1 /* SPDX-License-Identifier: GPL-2.0 */
22 TARGET_ERRNO__SUCCESS = 0,
25 * Choose an arbitrary negative big number not to clash with standard
26 * errno since SUS requires the errno has distinct positive values.
27 * See 'Issue 6' in the link below.
29 * http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/errno.h.html
31 __TARGET_ERRNO__START = -10000,
33 /* for target__validate() */
34 TARGET_ERRNO__PID_OVERRIDE_CPU = __TARGET_ERRNO__START,
35 TARGET_ERRNO__PID_OVERRIDE_UID,
36 TARGET_ERRNO__UID_OVERRIDE_CPU,
37 TARGET_ERRNO__PID_OVERRIDE_SYSTEM,
38 TARGET_ERRNO__UID_OVERRIDE_SYSTEM,
39 TARGET_ERRNO__SYSTEM_OVERRIDE_THREAD,
40 TARGET_ERRNO__BPF_OVERRIDE_CPU,
41 TARGET_ERRNO__BPF_OVERRIDE_PID,
42 TARGET_ERRNO__BPF_OVERRIDE_UID,
43 TARGET_ERRNO__BPF_OVERRIDE_THREAD,
45 /* for target__parse_uid() */
46 TARGET_ERRNO__INVALID_UID,
47 TARGET_ERRNO__USER_NOT_FOUND,
52 enum target_errno target__validate(struct target *target);
53 enum target_errno target__parse_uid(struct target *target);
55 int target__strerror(struct target *target, int errnum, char *buf, size_t buflen);
57 static inline bool target__has_task(struct target *target)
59 return target->tid || target->pid || target->uid_str;
62 static inline bool target__has_cpu(struct target *target)
64 return target->system_wide || target->cpu_list;
67 static inline bool target__has_bpf(struct target *target)
69 return target->bpf_str;
72 static inline bool target__none(struct target *target)
74 return !target__has_task(target) && !target__has_cpu(target);
77 static inline bool target__has_per_thread(struct target *target)
79 return target->system_wide && target->per_thread;
82 static inline bool target__uses_dummy_map(struct target *target)
84 bool use_dummy = false;
86 if (target->default_per_cpu)
87 use_dummy = target->per_thread ? true : false;
88 else if (target__has_task(target) ||
89 (!target__has_cpu(target) && !target->uses_mmap))
91 else if (target__has_per_thread(target))
97 #endif /* _PERF_TARGET_H */