timer_list: Add the base offset so remaining nsecs are accurate for non monotonic timers
timer_list: Add the base offset so remaining nsecs are accurate for non monotonic timers

I noticed for non-monotonic timers in timer_list, some of the
output looked a little confusing.

For example:
 #1: <0000000000000000>, posix_timer_fn, S:01, hrtimer_start_range_ns, leap-a-day/2360
 # expires at 1434412800000000000-1434412800000000000 nsecs [in 1434410725062375469 to 1434410725062375469 nsecs]

You'll note the relative time till the expiration "[in xxx to
yyy nsecs]" is incorrect. This is because its printing the delta
between CLOCK_MONOTONIC time to the CLOCK_REALTIME expiration.

This patch fixes this issue by adding the clock offset to the
"now" time which we use to calculate the delta.

Cc: Prarit Bhargava <fe4655370dc87a32329d591d6e8472329333dfad@redhat.com>
Cc: Daniel Bristot de Oliveira <4479e7fb8b67571481eea6bea86d718e30273107@redhat.com>
Cc: Richard Cochran <e27030aebe9cad8817d34b8c31dbaf301fb798b9@gmail.com>
Cc: Jan Kara <596727c8a0ea4db3ba2ceceedccbacd3d7b371b8@suse.cz>
Cc: Jiri Bohac <fd4a61949a28ae8cdd740d5b4a7df30899289069@suse.cz>
Cc: Thomas Gleixner <00e4cf8f46a57000a44449bf9dd8cbbcc209fd2a@linutronix.de>
Cc: Ingo Molnar <9dbbbf0688fedc85ad4da37637f1a64b8c718ee2@redhat.com>
Cc: Shuah Khan <c62751f8c6ce7eb0639cab80a821801931863a4b@osg.samsung.com>
Signed-off-by: John Stultz <33837adfb53316eae44aad04041e1240088d76fd@linaro.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs