#ifndef _LINUX_THREADS_H #define _LINUX_THREADS_H #include <linux/config.h> /* * The default limit for the nr of threads is now in * /proc/sys/kernel/threads-max. */ /* * Maximum supported processors that can run under SMP. This value is * set via configure setting. The maximum is equal to the size of the * bitmasks used on that platform, i.e. 32 or 64. Setting this smaller * saves quite a bit of memory. */ #ifdef CONFIG_SMP #define NR_CPUS CONFIG_NR_CPUS #else #define NR_CPUS 1 #endif #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: */ #define PID_MAX_LIMIT (CONFIG_BASE_SMALL ? PAGE_SIZE * 8 : \ (sizeof(long) > 4 ? 4 * 1024 * 1024 : PID_MAX_DEFAULT)) #endif