~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/fs/proc/loadavg.c

Version: ~ [ linux-5.9.1 ] ~ [ linux-5.8.16 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.72 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.152 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.202 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.240 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.240 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.85 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 #include <linux/fs.h>
  2 #include <linux/init.h>
  3 #include <linux/pid_namespace.h>
  4 #include <linux/proc_fs.h>
  5 #include <linux/sched.h>
  6 #include <linux/seq_file.h>
  7 #include <linux/seqlock.h>
  8 #include <linux/time.h>
  9 
 10 #define LOAD_INT(x) ((x) >> FSHIFT)
 11 #define LOAD_FRAC(x) LOAD_INT(((x) & (FIXED_1-1)) * 100)
 12 
 13 static int loadavg_proc_show(struct seq_file *m, void *v)
 14 {
 15         unsigned long avnrun[3];
 16 
 17         get_avenrun(avnrun, FIXED_1/200, 0);
 18 
 19         seq_printf(m, "%lu.%02lu %lu.%02lu %lu.%02lu %ld/%d %d\n",
 20                 LOAD_INT(avnrun[0]), LOAD_FRAC(avnrun[0]),
 21                 LOAD_INT(avnrun[1]), LOAD_FRAC(avnrun[1]),
 22                 LOAD_INT(avnrun[2]), LOAD_FRAC(avnrun[2]),
 23                 nr_running(), nr_threads,
 24                 task_active_pid_ns(current)->last_pid);
 25         return 0;
 26 }
 27 
 28 static int loadavg_proc_open(struct inode *inode, struct file *file)
 29 {
 30         return single_open(file, loadavg_proc_show, NULL);
 31 }
 32 
 33 static const struct file_operations loadavg_proc_fops = {
 34         .open           = loadavg_proc_open,
 35         .read           = seq_read,
 36         .llseek         = seq_lseek,
 37         .release        = single_release,
 38 };
 39 
 40 static int __init proc_loadavg_init(void)
 41 {
 42         proc_create("loadavg", 0, NULL, &loadavg_proc_fops);
 43         return 0;
 44 }
 45 module_init(proc_loadavg_init);
 46 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp