diff options
Diffstat (limited to 'src/basic/time-util.c')
| -rw-r--r-- | src/basic/time-util.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/basic/time-util.c b/src/basic/time-util.c index 7ca764abeb..c16460a198 100644 --- a/src/basic/time-util.c +++ b/src/basic/time-util.c @@ -47,12 +47,15 @@ static clockid_t map_clock_id(clockid_t c) { /* Some more exotic archs (s390, ppc, …) lack the "ALARM" flavour of the clocks. Thus, clock_gettime() will * fail for them. Since they are essentially the same as their non-ALARM pendants (their only difference is * when timers are set on them), let's just map them accordingly. This way, we can get the correct time even on - * those archs. */ + * those archs. + * + * Also, older kernels don't support CLOCK_BOOTTIME: fall back to CLOCK_MONOTONIC. */ switch (c) { + case CLOCK_BOOTTIME: case CLOCK_BOOTTIME_ALARM: - return CLOCK_BOOTTIME; + return clock_boottime_or_monotonic (); case CLOCK_REALTIME_ALARM: return CLOCK_REALTIME; |