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(parent: c8d6396) | patch
drm/amd/amdgpu: Fix GPR read from debugfs (v2)
authorTom St Denis <tom.stdenis@amd.com>
Tue, 10 Mar 2020 12:40:41 +0000 (08:40 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 13 Mar 2020 15:52:34 +0000 (11:52 -0400)
commit6397ec580d6e01c5b7db5fe6e483cc89fd87f09c
tree47d97ab980cdf10ff1a2d04bd5c834e31bc99694tree | snapshot
parentc8d6396b00d4cd19877498519d836222849968f4commit | diff
drm/amd/amdgpu: Fix GPR read from debugfs (v2)

The offset into the array was specified in bytes but should
be in terms of 32-bit words.  Also prevent large reads that
would also cause a buffer overread.

v2:  Read from correct offset from internal storage buffer.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c diff | blob | history
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