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Use boot based time for uptime in /proc

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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>
Acked-by: John Stultz <johnstul@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Tomas Janousek 2007-07-15 23:39:42 -07:00 committed by Linus Torvalds
parent 924b42d5a2
commit d62141414a
2 changed files with 2 additions and 0 deletions
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1
fs/proc/proc_misc.c
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@ -105,6 +105,7 @@ 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,

1
kernel/timer.c
View File

@ -1114,6 +1114,7 @@ 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++;