This avoids OOM situations when we have lots of threads submitting at the same time.
v3: apply this to the whole driver, not just CS
Signed-off-by: Christian König christian.koenig@amd.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 4 ++-- drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 20f2955d2a55..3e2da24cd17a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -648,7 +648,7 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p, }
r = ttm_eu_reserve_buffers(&p->ticket, &p->validated, true, - &duplicates, true); + &duplicates, false); if (unlikely(r != 0)) { if (r != -ERESTARTSYS) DRM_ERROR("ttm_eu_reserve_buffers failed.\n"); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c index 06f83cac0d3a..f660628e6af9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c @@ -79,7 +79,7 @@ int amdgpu_map_static_csa(struct amdgpu_device *adev, struct amdgpu_vm *vm, list_add(&csa_tv.head, &list); amdgpu_vm_get_pd_bo(vm, &list, &pd);
- r = ttm_eu_reserve_buffers(&ticket, &list, true, NULL, true); + r = ttm_eu_reserve_buffers(&ticket, &list, true, NULL, false); if (r) { DRM_ERROR("failed to reserve CSA,PD BOs: err=%d\n", r); return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index d513a5ad03dd..ed25a4e14404 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -171,7 +171,7 @@ void amdgpu_gem_object_close(struct drm_gem_object *obj,
amdgpu_vm_get_pd_bo(vm, &list, &vm_pd);
- r = ttm_eu_reserve_buffers(&ticket, &list, false, &duplicates, true); + r = ttm_eu_reserve_buffers(&ticket, &list, false, &duplicates, false); if (r) { dev_err(adev->dev, "leaking bo va because " "we fail to reserve bo (%d)\n", r); @@ -608,7 +608,7 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
amdgpu_vm_get_pd_bo(&fpriv->vm, &list, &vm_pd);
- r = ttm_eu_reserve_buffers(&ticket, &list, true, &duplicates, true); + r = ttm_eu_reserve_buffers(&ticket, &list, true, &duplicates, false); if (r) goto error_unref;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h index c430e8259038..d60593cc436e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h @@ -155,7 +155,7 @@ static inline int amdgpu_bo_reserve(struct amdgpu_bo *bo, bool no_intr) struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); int r;
- r = ttm_bo_reserve(&bo->tbo, !no_intr, false, NULL); + r = __ttm_bo_reserve(&bo->tbo, !no_intr, false, NULL); if (unlikely(r != 0)) { if (r != -ERESTARTSYS) dev_err(adev->dev, "%p reserve failed\n", bo);