RE: [PATCH] provide hrtimer exports for module use [Was: Exportsfor hrtimer APIs]

[Thomas Gleixner <tglx@linutronix.de>]

On Tue, 2006-03-14 at 14:34 -0800, Stone, Joshua I wrote:
> Thomas Gleixner wrote:
> > What means "more for defining intervals" ? Which intervals  (period in
> > ms)? What are the timers used for ?
> 
> The user can write a block of code that they would like to be executed
> repeatedly in fixed intervals.  A trivial example might look like this:
>     probe timer.ms(10) { flush_data(); }
> 
> This would flush the data every 10ms.
> 
> A example of polling might be:
>     probe timer.ms(1) { log(scheduler_queue_length()); }
> 
> I hope this answers your questions...

Not all all.

I have no clue where the block of code written by the user is executed
and why it needs exports. When a user writes code he can use the
existing userpsace interfaces, so why does the module need that
exports ?

	tglx


-
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/