| 1 | |
| 2 | #include <linux/init.h>
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| 3 | #include <linux/kernel_stat.h>
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| 4 | #include <linux/proc_fs.h>
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| 5 | #include <linux/seq_file.h>
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| 6 | #include "internal.h"
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| 7 |
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| 8 | |
| 9 | * /proc/softirqs ... display the number of softirqs
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| 10 |
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| 11 | static int show_softirqs(struct seq_file *p, void *v)
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| 12 | {
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| 13 | int i, j;
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| 14 |
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| 15 | seq_puts(p, " ");
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| 16 | for_each_possible_cpu(i)
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| 17 | seq_printf(p, "CPU%-8d", i);
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| 18 | seq_putc(p, '\n');
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| 19 |
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| 20 | for (i = 0; i < NR_SOFTIRQS; i++) {
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| 21 | seq_printf(p, "%12s:", softirq_to_name[i]);
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| 22 | for_each_possible_cpu(j)
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| 23 | seq_put_decimal_ull_width(p, " ", kstat_softirqs_cpu(i, j), 10);
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| 24 | seq_putc(p, '\n');
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| 25 | }
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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_softirqs_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("softirqs", 0, NULL, show_softirqs);
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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_softirqs_init);
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