/* * linux/kernel/info.c * * Copyright (C) 1992 Darren Senn */ /* This implements the sysinfo() system call */ #include #include #include #include #include #include #include #include #include asmlinkage int sys_sysinfo(struct sysinfo *info) { struct sysinfo val; memset((char *)&val, 0, sizeof(struct sysinfo)); cli(); val.uptime = jiffies / HZ; val.loads[0] = avenrun[0] << (SI_LOAD_SHIFT - FSHIFT); val.loads[1] = avenrun[1] << (SI_LOAD_SHIFT - FSHIFT); val.loads[2] = avenrun[2] << (SI_LOAD_SHIFT - FSHIFT); val.procs = nr_tasks-1; sti(); si_meminfo(&val); si_swapinfo(&val); if (copy_to_user(info, &val, sizeof(struct sysinfo))) return -EFAULT; return 0; }