[RFC][PATCH] uptime: Convert uptime to use 64bit time accessor

John Stultz
2015-03-12T17:24:26Z

Convert the uptime output to use the timespec64 structure.

Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Rik van Riel <riel@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
---
fs/proc/uptime.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/fs/proc/uptime.c b/fs/proc/uptime.c
index 33de567..a0b262f 100644
--- a/fs/proc/uptime.c
+++ b/fs/proc/uptime.c
@@ -9,7 +9,7 @@

static int uptime_proc_show(struct seq_file *m, void *v)
{
- struct timespec uptime;
+ struct timespec64 uptime;
struct timespec idle;
u64 idletime;
u64 nsec;
@@ -20,12 +20,12 @@ static int uptime_proc_show(struct seq_file *m, void *v)
for_each_possible_cpu(i)
idletime += (__force u64) kcpustat_cpu(i).cpustat[CPUTIME_IDLE];

- get_monotonic_boottime(&uptime);
+ get_monotonic_boottime64(&uptime);
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,
+ seq_printf(m, "%llu.%02lu %lu.%02lu\n",
+ (unsigned long long) uptime.tv_sec,
(uptime.tv_nsec / (NSEC_PER_SEC / 100)),
(unsigned long) idle.tv_sec,
(idle.tv_nsec / (NSEC_PER_SEC / 100)));
--
1.9.1