github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-31 10:33:41 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/amdgpu: fix vram reservation issue

Browse Source 
The vram block allocation flag must be cleared
before making vram reservation, otherwise reserving
addresses within the currently freed memory range
will always fail.

Fixes: c9cad937c0 ("drm/amdgpu: add drm buddy support to amdgpu")
Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit d38eaf27de)
This commit is contained in:
YiPeng Chai 2025-08-12 09:17:58 +08:00 committed by Alex Deucher
parent e67b8afcb6
commit 10ef476aad
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
View File

@ -648,9 +648,8 @@ static void amdgpu_vram_mgr_del(struct ttm_resource_manager *man,
list_for_each_entry(block, &vres->blocks, link)
vis_usage += amdgpu_vram_mgr_vis_size(adev, block);
amdgpu_vram_mgr_do_reserve(man);
drm_buddy_free_list(mm, &vres->blocks, vres->flags);
amdgpu_vram_mgr_do_reserve(man);
mutex_unlock(&mgr->lock);
atomic64_sub(vis_usage, &mgr->vis_usage);