[AMD Official Use Only]
Reviewed-by: Nirmoy Das <nirmoy....@amd.com>
-----Original Message-----
From: Zhang, Morris <shiwu.zh...@amd.com>
Sent: Wednesday, May 26, 2021 5:11 AM
To: amd-gfx@lists.freedesktop.org; Das, Nirmoy <nirmoy....@amd.com>
Subject: [PATCH v2] drm/amdgpu: fix metadata_size for ubo ioctl queries
Although the kfd_ioctl_get_dmabuf_info() still fail it will indicate the caller
right metadat_size useful for the same kfd ioctl next time.
Signed-off-by: Shiwu Zhang <shiwu.zh...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 3f85ba8222ef..2d876e1eaa7c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -1213,6 +1213,9 @@ int amdgpu_bo_get_metadata(struct amdgpu_bo *bo, void
*buffer,
BUG_ON(bo->tbo.type == ttm_bo_type_kernel);
ubo = to_amdgpu_bo_user(bo);
+ if (metadata_size)
+ *metadata_size = ubo->metadata_size;
+
if (buffer) {
if (buffer_size < ubo->metadata_size)
return -EINVAL;
@@ -1221,8 +1224,6 @@ int amdgpu_bo_get_metadata(struct amdgpu_bo *bo, void
*buffer,
memcpy(buffer, ubo->metadata, ubo->metadata_size);
}
- if (metadata_size)
- *metadata_size = ubo->metadata_size;
if (flags)
*flags = ubo->metadata_flags;
--
2.17.1
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