Re: [PATCH v25 10/12] LRNG - add TRNG support

From: Greg Kroah-Hartman
Date: Tue Nov 19 2019 - 07:41:56 EST


On Tue, Nov 19, 2019 at 02:07:40AM -0800, Andy Lutomirski wrote:
> > As this would introduce a new device file now, is there a special process that
> > I need to follow or do I need to copy? Which major/minor number should I use?
> >
> > Looking into static const struct memdev devlist[] I see
> >
> > [8] = { "random", 0666, &random_fops, 0 },
> > [9] = { "urandom", 0666, &urandom_fops, 0 },
> >
> > Shall a true_random be added here with [10]?
>
> I am not at all an expert on chardevs, but this sounds generally
> reasonable. gregkh is probably the real authority here.

[10] is the aio char device node, so you better not try to overlap it or
bad things will happen :(

thanks,

greg k-h