Hi,
On Tue, 27 Jun 2006, Roman Zippel wrote:
> On Tue, 27 Jun 2006, [email protected] wrote:
>
> > Sorry Roman... This may indeed be a legitimate bugfix, but it doesn't
> > fix the problem I'm seeing. I've been doing the mm-bisect polka for a bit,
> > and have it narrowed down to this set of patches:
>
> I'm afraid the problem is somehow related, in the longer boot log one can
> see the edi counting down, so I think it's likely in timespec_add_ns().
> What's weird is that you can trigger it this easily...
Could you please try the patch below? This should better locate which of
the values goes wrong.
bye, Roman
---
kernel/timer.c | 2 ++
1 file changed, 2 insertions(+)
Index: linux-2.6-mm/kernel/timer.c
===================================================================
--- linux-2.6-mm.orig/kernel/timer.c 2006-06-27 19:16:13.000000000 +0200
+++ linux-2.6-mm/kernel/timer.c 2006-06-27 19:17:41.000000000 +0200
@@ -834,6 +834,8 @@ static inline void __get_realtime_clock_
} while (read_seqretry(&xtime_lock, seq));
+ if (ts->tv_nsec < 0 || nsecs < 0)
+ printk("unexpected nsec: %ld,%Ld\n", ts->tv_nsec, nsecs);
timespec_add_ns(ts, nsecs);
}
-
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