Re: Accessing pointers inside struct passed as argument to ioctl calls

On Mon, 28 Sep 2015 19:59:41 -0300, "Daniel." said:

The real thing is a driver to nrf24l01+ driver from Nordic. I may use this non copying aproach to exchange lot of frames without copying. This would improve driver's performance. :)

There is already well-developed zero-copy code for several network drivers in the kernel tree. Don't re-invent existing code that's already debugged.