lkml.org 
[lkml]   [2015]   [Apr]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [tpmdd-devel] [RFC PATCH 1/2] tee: generic TEE subsystem
On Sun, Apr 19, 2015 at 11:08:00PM -0600, Jason Gunthorpe wrote:
> I still suspect the expected way to write a new mid layer is to create
> your own struct device and not rely on misc_device,

Yes, that is the way. You can not use misc_device for anything other
than creating the char node that your driver can use through the fileops
you pass to it.

Do not use a misc_device to create sysfs files for, or anything else, it
will be wrong and racy, as you have pointed out.

thanks,

greg k-h


\
 
 \ /
  Last update: 2015-04-20 17:01    [W:0.109 / U:0.404 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site