Mike Galbraith
2021-Feb-10 11:22 UTC
[Nouveau] drm/nouneau: 5.11 cycle regression bisected to 461619f5c324 "drm/nouveau: switch to new allocator"
On Wed, 2021-02-10 at 11:52 +0100, Christian K?nig wrote:> > > You could try to replace the "for (order = min(MAX_ORDER - 1UL, > __fls(num_pages)); num_pages;" in ttm_pool_alloc() with "for (order = 0; > num_pages;" to get the old behavior.That's a nogo too. -Mike
Christian König
2021-Feb-10 11:44 UTC
[Nouveau] drm/nouneau: 5.11 cycle regression bisected to 461619f5c324 "drm/nouveau: switch to new allocator"
Please try to add a "return NULL" at the beginning of ttm_pool_type_take(). That should effectively disable using the pool. Thanks for testing, Christian. Am 10.02.21 um 12:22 schrieb Mike Galbraith:> On Wed, 2021-02-10 at 11:52 +0100, Christian K?nig wrote: >> >> You could try to replace the "for (order = min(MAX_ORDER - 1UL, >> __fls(num_pages)); num_pages;" in ttm_pool_alloc() with "for (order = 0; >> num_pages;" to get the old behavior. > That's a nogo too. > > -Mike >