Re: new Xorg (KMS, etc.) for Radeon 9600

Adrian Chadd wrote, On 12/30/2013 22:17:
> On 17 December 2013 22:41,  <dt71@gmx.com> wrote:
>> 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?

Oops, I meant panics, not lockups. The kernel panics exactly because -- as I gather -- the assertions are already there.

There are lockup issues even with the patch applied (for the most part, only when using, in Xorg.conf: Option "AccelMethod" "EXA").
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