NAME

PR_SET_MM_START_STACK - modify kernel memory map descriptor fields

LIBRARY

Standard C library (libc, -lc)

SYNOPSIS

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

int prctl(PR_SET_MM, PR_SET_MM_START_STACK, unsigned long addr, 0L, 0L);

DESCRIPTION

Set the start address of the stack. The corresponding memory area must be readable and writable.

RETURN VALUE

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

ERRORS

EINVAL

addr is greater than TASK_SIZE (the limit on the size of the user address space for this architecture).

EINVAL

The permissions of the corresponding memory area are not as required.

STANDARDS

Linux.

HISTORY

Linux 3.3.

SEE ALSO

prctl(2), PR_SET_MM(2const)