Re: Right way to configure a driver? (sysfs, ioctl, proc, configfs,....)

[Aritz Bastida <aritzbastida@gmail.com>]

> > 3.- Actually the most difficult config I must do is to pass three
> > values from userspace to my module. Specifically two integers and a
> > long (it's an offset to a memory zone I've previously defined)
> >
> > struct meminfo {
> >         unsigned int      id;         /* segment identifier */
> >         unsigned int      size;     /* size of the memory area */
> >         unsigned long   offset;   /* offset to the information */
> > };
> >
> > How would you pass this information in sysfs? Three values in the same
> > file? Note that using three different files wouldn't be atomic, and I
> > need atomicity.
>
> Use configfs.
>

Ummhh, and would it be correct to configure my device via a netlink
socket? Remember that my driver is a kind of network "virtual" device.

There are so many old and new ways to configure a driver that I'm a
bit overwhelmed...

Regards
Aritz