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IDLE(2) | Linux Programmer's Manual | IDLE(2) |
NAME¶
idle - make process 0 idleSYNOPSIS¶
#include <unistd.h>DESCRIPTION¶
idle() is an internal system call used during bootstrap. It marks the process's pages as swappable, lowers its priority, and enters the main scheduling loop. idle() never returns. Only process 0 may call idle(). Any user process, even a process with superuser permission, will receive EPERM.RETURN VALUE¶
idle() never returns for process 0, and always returns -1 for a user process.ERRORS¶
- EPERM
- Always, for a user process.
VERSIONS¶
Since 2.3.13 this system call does not exist anymore.CONFORMING TO¶
This function is Linux-specific, and should not be used in programs intended to be portable.COLOPHON¶
This page is part of release 3.44 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.1994-08-21 | Linux |