> -----Original Message-----
> From: amd-gfx [mailto:amd-gfx-boun...@lists.freedesktop.org] On Behalf
> Of Christian König
> Sent: Monday, June 26, 2017 9:40 AM
> To: amd-gfx@lists.freedesktop.org
> Cc: j...@fastquake.com; Kuehling, Felix
> Subject: [PATCH 2/3] drm/amdgpu: fix amdgpu_debugfs_gem_bo_info
>
> From: Christian König <christian.koe...@amd.com>
>
> Otherwise we trigger a bunch of WARN_ONs when this is called.
>
> Signed-off-by: Christian König <christian.koe...@amd.com>
Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 10 +++++++---
> 1 file changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> index 621f739..96c4493 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
> @@ -784,6 +784,7 @@ static int amdgpu_debugfs_gem_bo_info(int id, void
> *ptr, void *data)
> unsigned domain;
> const char *placement;
> unsigned pin_count;
> + uint64_t offset;
>
> domain = amdgpu_mem_type_to_domain(bo-
> >tbo.mem.mem_type);
> switch (domain) {
> @@ -798,9 +799,12 @@ static int amdgpu_debugfs_gem_bo_info(int id, void
> *ptr, void *data)
> placement = " CPU";
> break;
> }
> - seq_printf(m, "\t0x%08x: %12ld byte %s @ 0x%010Lx",
> - id, amdgpu_bo_size(bo), placement,
> - amdgpu_bo_gpu_offset(bo));
> + seq_printf(m, "\t0x%08x: %12ld byte %s",
> + id, amdgpu_bo_size(bo), placement);
> +
> + offset = ACCESS_ONCE(bo->tbo.mem.start);
> + if (offset != AMDGPU_BO_INVALID_OFFSET)
> + seq_printf(m, " @ 0x%010Lx", offset);
>
> pin_count = ACCESS_ONCE(bo->pin_count);
> if (pin_count)
> --
> 2.7.4
>
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