[Intel-gfx] [PATCH 00/11] [RFC] drm_for_each_* macros and list locking

Chris Wilson chris at chris-wilson.co.uk
Wed Jun 24 00:44:47 PDT 2015


On Tue, Jun 23, 2015 at 10:45:51PM +0200, Daniel Vetter wrote:
> Hi all,
> 
> Dave&I have been discussing connector hotplug and unplugging around DP MST and
> if there's one thing that's clear it's that we don't even really know where all
> the problems are. Hence first step is to figure that out. One of the bigger
> items is walking the encoder/connector lists without appropriate locking to
> protect against concurrent hotadd/removal of connectors.
> 
> This patch series tries to untangle things a bit here. RFC since only lightly
> tested and missing conversion of the radoen mst code to the new locking scheme.
> I think rolling out the new macros for i915 should be done as a second step, to
> avoid hitting too many WARN_ON ;-)

Bah, I was hoping to see scru! :)
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre


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