Messages in this thread Patch in this message | | | From | Danilo Krummrich <> | Subject | [PATCH RESEND 02/10] drm/amdgpu: use idr_init_base() to initialize fpriv->bo_list_handles | Date | Wed, 20 Jul 2022 15:28:22 +0200 |
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idr_init_base(), implemented by commit 6ce711f27500 ("idr: Make 1-based IDRs more efficient"), let us set an arbitrary base other than idr_init(), which uses base 0.
Since, for this IDR, no ID < 1 is ever requested/allocated, using idr_init_base(&idr, 1) avoids unnecessary tree walks.
Signed-off-by: Danilo Krummrich <dakr@redhat.com> Reviewed-by: Christian König <christian.koenig@amd.com> --- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 6de63ea6687e..103927c48d05 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -1148,7 +1148,7 @@ int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv) } mutex_init(&fpriv->bo_list_lock); - idr_init(&fpriv->bo_list_handles); + idr_init_base(&fpriv->bo_list_handles, 1); amdgpu_ctx_mgr_init(&fpriv->ctx_mgr, adev); -- 2.36.1
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