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drm/amdgpu: use GFP_ATOMIC instead of NOWAIT in the critical path

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Otherwise job submissions can fail with ENOMEM.

We probably need to re-design the per VMID tracking at some point.

Signed-off-by: Christian König <christian.koenig@amd.com>
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4258
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2025-10-28 11:16:12 +01:00
committed by Alex Deucher
parent 20459c098d
commit 991a4343b4
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
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@@ -289,7 +289,7 @@ static int amdgpu_vmid_grab_reserved(struct amdgpu_vm *vm,
* user of the VMID.
*/
r = amdgpu_sync_fence(&(*id)->active, &job->base.s_fence->finished,
GFP_NOWAIT);
GFP_ATOMIC);
if (r)
return r;
@@ -349,7 +349,7 @@ static int amdgpu_vmid_grab_used(struct amdgpu_vm *vm,
*/
r = amdgpu_sync_fence(&(*id)->active,
&job->base.s_fence->finished,
GFP_NOWAIT);
GFP_ATOMIC);
if (r)
return r;
@@ -402,7 +402,7 @@ int amdgpu_vmid_grab(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
/* Remember this submission as user of the VMID */
r = amdgpu_sync_fence(&id->active,
&job->base.s_fence->finished,
GFP_NOWAIT);
GFP_ATOMIC);
if (r)
goto error;