[bug] 5.11-rc5 brought page allocation failure issue [ttm][amdgpu]
ckoenig.leichtzumerken at gmail.com
Wed Feb 3 13:22:42 UTC 2021
Am 31.01.21 um 02:03 schrieb David Rientjes:
> On Sat, 30 Jan 2021, David Rientjes wrote:
>> On Sun, 31 Jan 2021, Mikhail Gavrilov wrote:
>>> The 5.11-rc5 (git 76c057c84d28) brought a new issue.
>>> Now the kernel log is flooded with the message "page allocation failure".
>>> msedge:cs0: page allocation failure: order:10,
>> Order-10, wow!
>> ttm_pool_alloc() will start at order-10 and back off trying smaller orders
>> if necessary. This is a regression introduced in
>> commit bf9eee249ac2032521677dd74e31ede5429afbc0
>> Author: Christian König <christian.koenig at amd.com>
>> Date: Wed Jan 13 14:02:04 2021 +0100
>> drm/ttm: stop using GFP_TRANSHUGE_LIGHT
>> Namely, it removed the __GFP_NOWARN that we otherwise require. I'll send
>> a patch in reply.
> Looks like Michel Dänzer <michel at daenzer.net> already sent a patch that
> should fix this:
Yeah, known issue. I already pushed Michel's fix to drm-misc-fixes.
Should land in the next -rc by the weekend.
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