PR_MCE_KILL(2const)                                        PR_MCE_KILL(2const)

NAME
       PR_MCE_KILL - set the machine check memory corruption kill policy

LIBRARY
       Standard C library (libc, -lc)

SYNOPSIS
       #include <linux/prctl.h>  /* Definition of PR_* constants */
       #include <sys/prctl.h>

       int prctl(PR_MCE_KILL, long op, ...);

DESCRIPTION
       Set the machine check memory corruption kill policy for the calling
       thread.

       op is one of the following operations:

       PR_MCE_KILL_CLEAR
       PR_MCE_KILL_SET

       The policy is inherited by children.

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

ERRORS
       EINVAL op is not a valid value.

STANDARDS
       Linux.

HISTORY
       Linux 2.6.32.

SEE ALSO
       prctl(2), PR_MCE_KILL_CLEAR(2const), PR_MCE_KILL_SET(2const),
       PR_MCE_KILL_GET(2const)

Linux man-pages 6.19              2026-02-08               PR_MCE_KILL(2const)