On Thu, Mar 02, 2000 at 09:02:27AM +0100, Alain Rolle wrote:
> Hi there,
>
> I'm implementing a RT driver (RTL2.0 ,Kernel 2.2.13) and I'm not sure that
> I can use "jiffies" in it (I'm using these for detecting time outs).
> Should I not use some rtl specific call to do that? Same question
> concerning the linux "udelay" call. Can someone help me on this topic ?
>
You may use jiffies, but remember that it will never be updated while
you are running real-time code. (Because interrupts are disabled.)
udelay() is completely real-time compatible. (Possibly untrue for 2.2.15pre10.)
dave...
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