Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> writes: > Hi Eric, > > (CC'ing Daniel) > > Thank you for the patch. > > On Tuesday 18 Jul 2017 14:05:06 Eric Anholt wrote: >> This will let drivers reduce the error cleanup they need, in >> particular the "is_panel_bridge" flag. >> >> v2: Slight cleanup of remove function by Andrzej > > I just want to point out that, in the context of Daniel's work on hot-unplug, > 90% of the devm_* allocations are wrong and will get in the way. All DRM core > objects that are accessible one way or another from userspace will need to be > properly reference-counted and freed only when the last reference disappears, > which could be well after the corresponding device is removed. I believe this > could be one such objects :-/ Sure, if you're hotplugging, your life is pain. For non-hotpluggable devices, like our SOC platform devices (current panel-bridge consumers), this still seems like an excellent simplification of memory management.
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