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authorTakashi Iwai <tiwai@suse.de>2012-01-31 18:13:14 +0400
committerTakashi Iwai <tiwai@suse.de>2012-01-31 18:13:14 +0400
commitea51e5040e24eefe44d70bc654a237ca1f0225b0 (patch)
treedf2e5922dcdfafae62a10d8cd97f98121064fc23 /fs/proc/uptime.c
parent3422a47041b8cb8f14ac1e3926bcf711121df6dc (diff)
parent8dbd52daee38adaae4d5a674bcca837e694a4f4c (diff)
downloadlinux-ea51e5040e24eefe44d70bc654a237ca1f0225b0.tar.xz
Merge branch 'fix/asoc' into for-linus
Diffstat (limited to 'fs/proc/uptime.c')
-rw-r--r--fs/proc/uptime.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/fs/proc/uptime.c b/fs/proc/uptime.c
index 766b1d456050..9610ac772d7e 100644
--- a/fs/proc/uptime.c
+++ b/fs/proc/uptime.c
@@ -11,15 +11,20 @@ static int uptime_proc_show(struct seq_file *m, void *v)
{
struct timespec uptime;
struct timespec idle;
+ u64 idletime;
+ u64 nsec;
+ u32 rem;
int i;
- cputime_t idletime = cputime_zero;
+ idletime = 0;
for_each_possible_cpu(i)
- idletime = cputime64_add(idletime, kstat_cpu(i).cpustat.idle);
+ idletime += (__force u64) kcpustat_cpu(i).cpustat[CPUTIME_IDLE];
do_posix_clock_monotonic_gettime(&uptime);
monotonic_to_bootbased(&uptime);
- cputime_to_timespec(idletime, &idle);
+ nsec = cputime64_to_jiffies64(idletime) * TICK_NSEC;
+ idle.tv_sec = div_u64_rem(nsec, NSEC_PER_SEC, &rem);
+ idle.tv_nsec = rem;
seq_printf(m, "%lu.%02lu %lu.%02lu\n",
(unsigned long) uptime.tv_sec,
(uptime.tv_nsec / (NSEC_PER_SEC / 100)),