On 9/24/20 9:41 AM, Arnd Bergmann wrote:
On Thu, Sep 24, 2020 at 12:23 AM Maximilian Luz <luzmaximil...@gmail.com> wrote:
On 9/23/20 8:51 PM, Arnd Bergmann wrote:
On Wed, Sep 23, 2020 at 8:29 PM Maximilian Luz <luzmaximil...@gmail.com> wrote:
On 9/23/20 6:48 PM, Arnd Bergmann wrote:

The version I showed avoids the pointers and is compatible with
32-bit user space.

I'm not completely convinced yet that the read/write approach is the way
I want to do it, especially with Greg suggesting a misc device, but I'll
keep your solution in mind.

In case of a character device, I'd go with an ioctl to keep it extensible.

The read/write based interface is what I'd use in debugfs.

Perfect, thanks!

I'll follow Greg's suggestion and create a misc device, and then go for
the IOCTL interface as you suggest.

Thanks again,
Max

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