On Sat, Dec 10, 2016 at 10:52:52PM +0100, Daniel Vetter wrote:
No one looks at the major/minor versions except the unique/busid stuff. If we protect that with the master_mutex (since it also affects the unique of each master, oh well) we can mark these two IOCTL with DRM_UNLOCKED.
While doing this I realized that the comment for the magic_map is outdated, I've forgotten to update it in:
commit d2b34ee62b409a03c6fe43c07b779983be51d017 Author: Daniel Vetter daniel.vetter@ffwll.ch Date: Fri Jun 17 09:33:21 2016 +0200
drm: Protect authmagic with master_mutexCc: Chris Wilson chris@chris-wilson.co.uk Cc: Emil Velikov emil.l.velikov@gmail.com Signed-off-by: Daniel Vetter daniel.vetter@intel.com
Ok, you have to jump around a bit to confirm the locking is correct.
(Mainly didn't get the connection between getunique and set_busid). Reviewed-by: Chris Wilson chris@chris-wilson.co.uk -Chris