Re: [PATCH 2/3] x86 cpuinfo: implement sysfs nodes for x86

From: Greg KH
Date: Wed Dec 11 2019 - 08:56:30 EST


On Wed, Dec 11, 2019 at 11:42:35AM +0100, Thomas Renninger wrote:
> If Greg (and others) are ok, I would add "page size exceeding" handling.
> Hm, quick searching for an example I realize that debugfs can exceed page
> size. Is it that hard to expose a sysfs file larger than page size?

No, there is a simple way to do it, but I'm not going to show you how as
it is NOT how to use sysfs at all :)

Why are you wanting to dump this whole mess into one file and then parse
it, it's no different from having 100+ different sysfs files and then
doing a readdir(3) on the thing, right?

greg k-h