[PATCH] drm/radeon: fence virtual address and free it once idle [3.5] v4

[Alex Deucher]

On Thu, Aug 16, 2012 at 7:13 PM, Greg KH <gregkh at linuxfoundation.org> wrote:
> On Mon, Aug 06, 2012 at 12:56:04PM -0400, j.glisse at gmail.com wrote:
>> From: Jerome Glisse <jglisse at redhat.com>
>>
>> Virtual address need to be fenced to know when we can safely remove it.
>> This patch also properly clear the pagetable. Previously it was
>> serouisly broken.
>>
>> v2: For to update pagetable when unbinding bo (don't bailout if
>>     bo_va->valid is true).
>> v3: Fix compilation warnings
>> v4: We need a special version for 3.5 because the locking scheme
>>     is different btw 3.5 and 3.6. There is no longer cs mutex in
>>     3.6 instead there is a global vm mutex.
>>
>> This version is for stable 3.5 only.
>
> Is the version that fixes this problem in the 3.6 tree, already in
> Linus's tree?  If so, what is the git commit id?  If not, I need to wait
> until it gets in there, so please tell me when it does so.

Yes:
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=commitdiff;h=e43b5ec05afdc232be25aa481315035c1888d389

Please apply to stable.

Alex