iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/amdgpu: fix another missing fence reference in the CS code

Browse Source 
drm_sched_job_add_dependency() consumes the references of the gang
members. Only triggered by mesh shaders.

Signed-off-by: Christian König <christian.koenig@amd.com>
Fixes: 1728baa7e4e6 ("drm/amdgpu: use scheduler dependencies for CS")
Tested-by: Mike Lothian <mike@fireburn.co.uk>
Tested-by: Bert Karwatzki <spasswolf@web.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20230105111703.52695-1-christian.koenig@amd.com
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Luben Tuikov <luben.tuikov@amd.com>
This commit is contained in:
Christian König 2023-01-05 10:45:36 +01:00
parent 83e79ae321
commit ed21f6c3fe
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
View File

@ -1254,9 +1254,12 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
continue;
fence = &p->jobs[i]->base.s_fence->scheduled;
dma_fence_get(fence);
r = drm_sched_job_add_dependency(&leader->base, fence);
if (r)
if (r) {
dma_fence_put(fence);
goto error_cleanup;
}
}
if (p->gang_size > 1) {