mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
46 lines
1.3 KiB
46 lines
1.3 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
|
#ifndef _LINUX_THREADS_H |
|
#define _LINUX_THREADS_H |
|
|
|
|
|
/* |
|
* The default limit for the nr of threads is now in |
|
* /proc/sys/kernel/threads-max. |
|
*/ |
|
|
|
/* |
|
* Maximum supported processors. Setting this smaller saves quite a |
|
* bit of memory. Use nr_cpu_ids instead of this except for static bitmaps. |
|
*/ |
|
#ifndef CONFIG_NR_CPUS |
|
/* FIXME: This should be fixed in the arch's Kconfig */ |
|
#define CONFIG_NR_CPUS 1 |
|
#endif |
|
|
|
/* Places which use this should consider cpumask_var_t. */ |
|
#define NR_CPUS CONFIG_NR_CPUS |
|
|
|
#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) |
|
|
|
/* |
|
* A maximum of 4 million PIDs should be enough for a while. |
|
* [NOTE: PID/TIDs are limited to 2^30 ~= 1 billion, see FUTEX_TID_MASK.] |
|
*/ |
|
#define PID_MAX_LIMIT (CONFIG_BASE_SMALL ? PAGE_SIZE * 8 : \ |
|
(sizeof(long) > 4 ? 4 * 1024 * 1024 : PID_MAX_DEFAULT)) |
|
|
|
/* |
|
* Define a minimum number of pids per cpu. Heuristically based |
|
* on original pid max of 32k for 32 cpus. Also, increase the |
|
* minimum settable value for pid_max on the running system based |
|
* on similar defaults. See kernel/pid.c:pidmap_init() for details. |
|
*/ |
|
#define PIDS_PER_CPU_DEFAULT 1024 |
|
#define PIDS_PER_CPU_MIN 8 |
|
|
|
#endif
|
|
|