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drm/vmwgfx: Print message when command verifier returns with error

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Whenever command verifier function returns with an error, print a debug
message using VMW_DEBUG_USER. This will make sure failing commands can
be easily tracked for debugging purpose.

Signed-off-by: Deepak Rawat <drawat@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
This commit is contained in:
Deepak Rawat 2019-02-11 12:57:38 -08:00
parent 5724f899ed
commit 45399b112a
1 changed files with 5 additions and 2 deletions
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7
drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
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@ -3287,8 +3287,11 @@ static int vmw_cmd_check(struct vmw_private *dev_priv,
goto out_new;
ret = entry->func(dev_priv, sw_context, header);
if (unlikely(ret != 0))
goto out_invalid;
if (unlikely(ret != 0)) {
VMW_DEBUG_USER("SVGA3D command: %d failed with error %d\n",
cmd_id + SVGA_3D_CMD_BASE, ret);
return ret;
}
return 0;
out_invalid: