diff options
| author | Namhyung Kim <namhyung.kim@lge.com> | 2012-05-07 14:09:00 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-05-07 16:46:35 -0300 |
| commit | 60bbddaaa33865633efa2800702e3b02495a0e94 (patch) | |
| tree | 52c177c76c7c22a96e77c61d374e1ee52105e8a2 /tools/perf/util/target.h | |
| parent | 55261f46702cec96911a81aacfb3cba13434d304 (diff) | |
perf target: Introduce perf_target_errno
The perf_target_errno enumerations are used to indicate specific error
cases on perf target operations. It'd help libperf being a more generic
library.
Signed-off-by: Namhyung Kim <namhyung.kim@lge.com>
Suggested-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Reviewed-by: David Ahern <dsahern@gmail.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1336367344-28071-4-git-send-email-namhyung.kim@lge.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/target.h')
| -rw-r--r-- | tools/perf/util/target.h | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/tools/perf/util/target.h b/tools/perf/util/target.h index 218291f921e..eb0d2101154 100644 --- a/tools/perf/util/target.h +++ b/tools/perf/util/target.h @@ -13,6 +13,29 @@ struct perf_target { bool system_wide; }; -void perf_target__validate(struct perf_target *target); +enum perf_target_errno { + PERF_ERRNO_TARGET__SUCCESS = 0, + + /* + * Choose an arbitrary negative big number not to clash with standard + * errno since SUS requires the errno has distinct positive values. + * See 'Issue 6' in the link below. + * + * http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/errno.h.html + */ + __PERF_ERRNO_TARGET__START = -10000, + + + /* for perf_target__validate() */ + PERF_ERRNO_TARGET__PID_OVERRIDE_CPU = __PERF_ERRNO_TARGET__START, + PERF_ERRNO_TARGET__PID_OVERRIDE_UID, + PERF_ERRNO_TARGET__UID_OVERRIDE_CPU, + PERF_ERRNO_TARGET__PID_OVERRIDE_SYSTEM, + PERF_ERRNO_TARGET__UID_OVERRIDE_SYSTEM, + + __PERF_ERRNO_TARGET__END, +}; + +enum perf_target_errno perf_target__validate(struct perf_target *target); #endif /* _PERF_TARGET_H */ |