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Commit 96830a57 authored by Michael Abbott's avatar Michael Abbott Committed by Martin Schwidefsky
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[PATCH] Fix idle time field in /proc/uptime 



Git commit 79741dd3 changes idle cputime accounting, but unfortunately
the /proc/uptime file hasn't caught up.  Here the idle time calculation
from /proc/stat is copied over.

Signed-off-by: default avatarMichael Abbott <michael.abbott@diamond.ac.uk>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 94a8d5ca

fs/proc/uptime.c

+6 −1
Original line number Diff line number Diff line
@@ -4,13 +4,18 @@ 
#include <linux/sched.h>

#include <linux/seq_file.h>

#include <linux/time.h>

#include <linux/kernel_stat.h>

#include <asm/cputime.h>



static int uptime_proc_show(struct seq_file *m, void *v)

{

	struct timespec uptime;

	struct timespec idle;

	cputime_t idletime = cputime_add(init_task.utime, init_task.stime);

	int i;

	cputime_t idletime = cputime_zero;



	for_each_possible_cpu(i)

		idletime = cputime64_add(idletime, kstat_cpu(i).cpustat.idle);



	do_posix_clock_monotonic_gettime(&uptime);

	monotonic_to_bootbased(&uptime);