Re: can: c_can: Reduce interrupt load by 50%

From: Thomas Gleixner
Date: Tue Mar 18 2014 - 16:43:41 EST


On Tue, 18 Mar 2014, Joe Perches wrote:

> On Tue, 2014-03-18 at 21:18 +0100, Thomas Gleixner wrote:
> > The driver handles pointlessly TWO interrupts per packet. The reason
> > is that it enables the status interrupt which fires for each rx and tx
> > packet and it enables the per message object interrupts as well.
>
> Are the message object interrupts a possible workaround
> for any defective hardware?

Nope. I already explained what they are for, but you snipped that
part.

> > performance improment
>
> Now that the code's not being written by amateurs?

You found a typo. Great, you can keep it!
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