Contributors: 8
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Colin Cross |
168 |
76.36% |
1 |
10.00% |
| John Stultz |
21 |
9.55% |
2 |
20.00% |
| Ruchi Kandoi |
16 |
7.27% |
1 |
10.00% |
| Rafael J. Wysocki |
5 |
2.27% |
1 |
10.00% |
| Yangtao Li |
4 |
1.82% |
1 |
10.00% |
| Rashika Kheria |
3 |
1.36% |
1 |
10.00% |
| Thomas Gleixner |
2 |
0.91% |
2 |
20.00% |
| Ondrej Mosnáček |
1 |
0.45% |
1 |
10.00% |
| Total |
220 |
|
10 |
|
// SPDX-License-Identifier: GPL-2.0+
/*
* debugfs file to track time spent in suspend
*
* Copyright (c) 2011, Google, Inc.
*/
#include <linux/debugfs.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/seq_file.h>
#include <linux/suspend.h>
#include <linux/time.h>
#include "timekeeping_internal.h"
#define NUM_BINS 32
static unsigned int sleep_time_bin[NUM_BINS] = {0};
static int tk_debug_sleep_time_show(struct seq_file *s, void *data)
{
unsigned int bin;
seq_puts(s, " time (secs) count\n");
seq_puts(s, "------------------------------\n");
for (bin = 0; bin < 32; bin++) {
if (sleep_time_bin[bin] == 0)
continue;
seq_printf(s, "%10u - %-10u %4u\n",
bin ? 1 << (bin - 1) : 0, 1 << bin,
sleep_time_bin[bin]);
}
return 0;
}
DEFINE_SHOW_ATTRIBUTE(tk_debug_sleep_time);
static int __init tk_debug_sleep_time_init(void)
{
debugfs_create_file("sleep_time", 0444, NULL, NULL,
&tk_debug_sleep_time_fops);
return 0;
}
late_initcall(tk_debug_sleep_time_init);
void tk_debug_account_sleep_time(const struct timespec64 *t)
{
/* Cap bin index so we don't overflow the array */
int bin = min(fls(t->tv_sec), NUM_BINS-1);
sleep_time_bin[bin]++;
pm_deferred_pr_dbg("Timekeeping suspended for %lld.%03lu seconds\n",
(s64)t->tv_sec, t->tv_nsec / NSEC_PER_MSEC);
}