PR_SET_TIMING - set the process timing mode

PR_TIMING_TIMESTAMP is not currently implemented (attempting to set this mode will yield the error EINVAL).

Set whether to use (normal, traditional) statistical process timing or accurate timestamp-based process timing, by passing PR_TIMING_STATISTICAL or PR_TIMING_TIMESTAMP to mode.

EINVALmode is not PR_TIMING_STATISTICAL.

Linux 2.6.0.

Standard C library (libc, -lc)

PR_SET_TIMING - set the process timing mode

On success, 0 is returned. On error, -1 is returned, and errno is set to indicate the error.

prctl(2), PR_GET_TIMING(2const) Linux man-pages 6.9.1 2024-06-02 PR_SET_TIMING(2const)

Linux.

#include<linux/prctl.h> /* Definition of PR_* constants */ #include<sys/prctl.h>intprctl(PR_SET_TIMING,longmode);