2005-04-16 18:20:36 -04:00
|
|
|
#ifndef _LINUX_THREADS_H
|
|
|
|
#define _LINUX_THREADS_H
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* The default limit for the nr of threads is now in
|
|
|
|
* /proc/sys/kernel/threads-max.
|
|
|
|
*/
|
|
|
|
|
|
|
|
/*
|
2008-12-29 17:35:12 -05:00
|
|
|
* Maximum supported processors. Setting this smaller saves quite a
|
|
|
|
* bit of memory. Use nr_cpu_ids instead of this except for static bitmaps.
|
2005-04-16 18:20:36 -04:00
|
|
|
*/
|
2008-12-29 17:35:12 -05:00
|
|
|
#ifndef CONFIG_NR_CPUS
|
|
|
|
/* FIXME: This should be fixed in the arch's Kconfig */
|
|
|
|
#define CONFIG_NR_CPUS 1
|
2005-04-16 18:20:36 -04:00
|
|
|
#endif
|
|
|
|
|
2008-12-29 17:35:12 -05:00
|
|
|
/* Places which use this should consider cpumask_var_t. */
|
|
|
|
#define NR_CPUS CONFIG_NR_CPUS
|
|
|
|
|
2005-04-16 18:20:36 -04:00
|
|
|
#define MIN_THREADS_LEFT_FOR_ROOT 4
|
|
|
|
|
|
|
|
/*
|
|
|
|
* This controls the default maximum pid allocated to a process
|
|
|
|
*/
|
|
|
|
#define PID_MAX_DEFAULT (CONFIG_BASE_SMALL ? 0x1000 : 0x8000)
|
|
|
|
|
|
|
|
/*
|
2006-03-27 04:16:22 -05:00
|
|
|
* A maximum of 4 million PIDs should be enough for a while.
|
|
|
|
* [NOTE: PID/TIDs are limited to 2^29 ~= 500+ million, see futex.h.]
|
2005-04-16 18:20:36 -04:00
|
|
|
*/
|
|
|
|
#define PID_MAX_LIMIT (CONFIG_BASE_SMALL ? PAGE_SIZE * 8 : \
|
|
|
|
(sizeof(long) > 4 ? 4 * 1024 * 1024 : PID_MAX_DEFAULT))
|
|
|
|
|
|
|
|
#endif
|