drm/nouveau: unbind in nouveau_ttm_tt_unpopulate
authorChristian König <ckoenig.leichtzumerken@gmail.com>
Wed, 28 Jul 2021 13:05:50 +0000 (15:05 +0200)
committerChristian König <christian.koenig@amd.com>
Mon, 23 Aug 2021 11:43:35 +0000 (13:43 +0200)
commit61a8736fd82254cf9757b2a8590c84f75aa1f12d
treeaaa801638135d30650b61707873dc08cf3a661f6
parentb7e8b086ffbc03b890ed22ae63ed5e5bd319d184
drm/nouveau: unbind in nouveau_ttm_tt_unpopulate

Doing this in nouveau_ttm_tt_destroy()/nouveau_sgdma_destroy() is to late.

It turned out that this is not a good idea at all because it leaves pointers
to freed up system memory pages in the GART tables of the drivers.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210728130552.2074-3-christian.koenig@amd.com
drivers/gpu/drm/nouveau/nouveau_bo.c
drivers/gpu/drm/nouveau/nouveau_sgdma.c