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[/] [or1k/] [tags/] [before_ORP/] [uclinux/] [uClinux-2.0.x/] [kernel/] [info.c] - Rev 199
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/* * linux/kernel/info.c * * Copyright (C) 1992 Darren Senn */ /* This implements the sysinfo() system call */ #include <asm/segment.h> #include <linux/sched.h> #include <linux/string.h> #include <linux/unistd.h> #include <linux/types.h> #include <linux/mm.h> #include <linux/swap.h> asmlinkage int sys_sysinfo(struct sysinfo *info) { int error; struct sysinfo val; error = verify_area(VERIFY_WRITE, info, sizeof(struct sysinfo)); if (error) return error; memset((char *)&val, 0, sizeof(struct sysinfo)); 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; si_meminfo(&val); si_swapinfo(&val); memcpy_tofs(info, &val, sizeof(struct sysinfo)); return 0; }
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