[PATCH] Use boot based time for uptime in /proc

Tomas Janousek
2007-05-10T17:11:55Z

Commit 411187fb05cd11676b0979d9fbf3291db69dbce2 caused uptime not to increase
during suspend. This may cause confusion so I restore the old behaviour by
using the boot based time instead of monotonic for uptime.

Signed-off-by: Tomas Janousek <tjanouse@redhat.com>
---
fs/proc/proc_misc.c | 1 +
kernel/timer.c | 1 +
2 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 0782d34..d84956c 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -107,6 +107,7 @@ static int uptime_read_proc(char *page, char **start, off_t off,
cputime_t idletime = cputime_add(init_task.utime, init_task.stime);

do_posix_clock_monotonic_gettime(&uptime);
+ monotonic_to_bootbased(&uptime);
cputime_to_timespec(idletime, &idle);
len = sprintf(page,"%lu.%02lu %lu.%02lu\n",
(unsigned long) uptime.tv_sec,
diff --git a/kernel/timer.c b/kernel/timer.c
index d5e1d6f..3a8ba7d 100644
--- a/kernel/timer.c
+++ b/kernel/timer.c
@@ -1106,6 +1106,7 @@ int do_sysinfo(struct sysinfo *info)
getnstimeofday(&tp);
tp.tv_sec += wall_to_monotonic.tv_sec;
tp.tv_nsec += wall_to_monotonic.tv_nsec;
+ monotonic_to_bootbased(&tp);
if (tp.tv_nsec - NSEC_PER_SEC >= 0) {
tp.tv_nsec = tp.tv_nsec - NSEC_PER_SEC;
tp.tv_sec++;
--
1.5.1.4

--
TJ. (Brno, CZ), BaseOS, Red Hat