| 1 | |
| 2 | #include <linux/fs.h>
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| 3 | #include <linux/init.h>
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| 4 | #include <linux/pid_namespace.h>
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| 5 | #include <linux/proc_fs.h>
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| 6 | #include <linux/sched.h>
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| 7 | #include <linux/sched/loadavg.h>
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| 8 | #include <linux/sched/stat.h>
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| 9 | #include <linux/seq_file.h>
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| 10 | #include <linux/seqlock.h>
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| 11 | #include <linux/time.h>
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| 12 | #include "internal.h"
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| 13 |
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| 14 | static int loadavg_proc_show(struct seq_file *m, void *v)
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| 15 | {
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| 16 | unsigned long avnrun[3];
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| 17 |
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| 18 | get_avenrun(avnrun, FIXED_1/200, 0);
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| 19 |
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| 20 | seq_printf(m, "%lu.%02lu %lu.%02lu %lu.%02lu %u/%d %d\n",
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| 21 | LOAD_INT(avnrun[0]), LOAD_FRAC(avnrun[0]),
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| 22 | LOAD_INT(avnrun[1]), LOAD_FRAC(avnrun[1]),
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| 23 | LOAD_INT(avnrun[2]), LOAD_FRAC(avnrun[2]),
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| 24 | nr_running(), nr_threads,
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| 25 | idr_get_cursor(&task_active_pid_ns(current)->idr) - 1);
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| 26 | return 0;
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| 27 | }
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| 28 |
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| 29 | static int __init proc_loadavg_init(void)
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| 30 | {
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| 31 | struct proc_dir_entry *pde;
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| 32 |
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| 33 | pde = proc_create_single("loadavg", 0, NULL, loadavg_proc_show);
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| 34 | pde_make_permanent(pde);
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| 35 | return 0;
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| 36 | }
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| 37 | fs_initcall(proc_loadavg_init);
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