On 17 December 2013 22:41,  <d...@gmx.com> wrote:
> Jean-Sébastien Pédron wrote, On 12/17/2013 22:20:
>> On 16.12.2013 08:36, d...@gmx.com wrote:
>>> Still nobody wants to apply Robert Noland's DRM patch?
>> What problem(s) does this patch fix?
> It fixes non-deterministic lockups when the (old, drm1) r300 drivers are
> used.
> According to John Baldwin [1]: "The drm code is doing a copyin() while
> holding a mutex (which is not allowed)." The latest version of the patch
> (also the one I used for years) is at [2], linked from [3].

Hm. Well, can we add some lock assertions to the dri code to panic
whenever this is done?

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