Messages in this thread | | | Subject | Re: Fwd: [PATCH] hangcheck-timer | From | john stultz <> | Date | 16 Jan 2003 16:55:20 -0800 |
| |
> Attached is a patch adding hangcheck-timer. It is used to detect > when the system goes out to lunch for a period of time, and then > returns. This is interesting for debugging drivers as well as for > clustering environments. > The module sets a timer. When the timer goes off, it then uses > get_cycles() to determine how much real time has passed.
This won't work on systems which do not have synchronized TSCs. Might you consider using do_gettimeofday() instead?
thanks -john
- 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/
| |