diff options
| author | Flavio Cruz <flaviocruz@gmail.com> | 2023-03-13 01:42:12 -0400 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2023-03-13 20:42:03 +0100 |
| commit | 5ff6ff2707b7b482efc9e172c87bd5c4106d9ed4 (patch) | |
| tree | 68abe2ad4b92c47deebb23bdcd54eb359d9921a9 /include | |
| parent | f72cc8c81afe03667cc1ee70169ed343a40f4578 (diff) | |
Track task and thread time using time_value64_t.
Changed kern/timer.c to use the higher precision time_value64_t.
Of course, this won't suffer from the 2038 overflow but it does provide
nanosecond precision (if gnumach ever uses a better timer) and
moves us closer to only having time_value64_t.
Message-Id: <ZA63tGcv3bETUJFJ@jupiter.tail36e24.ts.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/mach/time_value.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/mach/time_value.h b/include/mach/time_value.h index 0643b740..ea661ec3 100644 --- a/include/mach/time_value.h +++ b/include/mach/time_value.h @@ -140,6 +140,11 @@ static __inline__ time_value_t convert_time_value_from_user(rpc_time_value_t tv) time_value64_sub_nanos(result, (subtrahend)->nanoseconds); \ } +#define time_value64_init(tv) { \ + (tv)->seconds = 0; \ + (tv)->nanoseconds = 0; \ + } + #define TIME_VALUE64_TO_TIME_VALUE(tv64, tv) do { \ (tv)->seconds = (tv64)->seconds; \ (tv)->microseconds = (tv64)->nanoseconds / 1000; \ |