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| author | Xiong Zhang <[email protected]> | 2018-03-05 22:07:28 +0000 |
|---|---|---|
| committer | Zhenyu Wang <[email protected]> | 2018-03-06 06:49:38 +0000 |
| commit | 991ecefbdd4b81719597d6c406df8d26ef5c1546 (patch) | |
| tree | 563f68f59a70d5cfdff8ab9c60b636b25594a3db /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | |
| parent | drm/i915/gvt: Release gvt->lock at the failure of finding page track (diff) | |
| download | kernel-991ecefbdd4b81719597d6c406df8d26ef5c1546.tar.gz kernel-991ecefbdd4b81719597d6c406df8d26ef5c1546.zip | |
drm/i915/gvt: Return error at the failure of finding page_track
In XenGT, ioreq copy is used to trap mmio write and ppgtt write. Both
of them are memory write, ioreq handler couldn't distinguish them. So
ioreq handler probe the ppgtt write handler, if it is succuess, this
ioreq is ppgtt write, otherwise it is mmio write.
So ppgtt write handler should return an error at the failure of finding
page track, it is fatal to implement ioreq handler in XenGT.
Signed-off-by: Xiong Zhang <[email protected]>
Signed-off-by: Zhenyu Wang <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
0 files changed, 0 insertions, 0 deletions