Messages in this thread Patch in this message | | | Date | Tue, 27 Jun 2006 12:16:15 +0200 (CEST) | From | Roman Zippel <> | Subject | Re: 2.6.17-mm2 hrtimer code wedges at boot? |
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Hi,
On Mon, 26 Jun 2006, Valdis.Kletnieks@vt.edu wrote:
> Which looks like a good place to get hung in a loop for a while.... > > Eventually (after about 2 minutes, it finally unwedges and continues on. > > Any ideas?
Could you please try the patch below? tv_nsec can shortly become negative, but its absolute value will always be smaller then the current nsec offset.
bye, Roman
--- kernel/timer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6-mm/kernel/timer.c =================================================================== --- linux-2.6-mm.orig/kernel/timer.c 2006-06-27 11:59:19.000000000 +0200 +++ linux-2.6-mm/kernel/timer.c 2006-06-27 12:10:28.000000000 +0200 @@ -1129,7 +1129,7 @@ static void update_wall_time(void) clocksource_adjust(clock, offset); /* store full nanoseconds into xtime */ - xtime.tv_nsec = clock->xtime_nsec >> clock->shift; + xtime.tv_nsec = (s64)clock->xtime_nsec >> clock->shift; clock->xtime_nsec -= (s64)xtime.tv_nsec << clock->shift; /* check to see if there is a new clocksource to use */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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