diff options
Diffstat (limited to 'src/time/clock_getcpuclockid.c')
| -rw-r--r-- | src/time/clock_getcpuclockid.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/time/clock_getcpuclockid.c b/src/time/clock_getcpuclockid.c index 723840b0..8a0e2d4c 100644 --- a/src/time/clock_getcpuclockid.c +++ b/src/time/clock_getcpuclockid.c @@ -5,7 +5,10 @@ int clock_getcpuclockid(pid_t pid, clockid_t *clk) { - if (pid && pid != getpid()) return EPERM; - *clk = CLOCK_PROCESS_CPUTIME_ID; + struct timespec ts; + clockid_t id = (-pid-1)*8U + 2; + int ret = __syscall(SYS_clock_getres, id, &ts); + if (ret) return -ret; + *clk = id; return 0; } |