[PATCH] drm: Print the pid when debug logging an ioctl error.

[Eric Anholt]

Daniel Vetter <daniel at ffwll.ch> writes:

> On Tue, Jan 30, 2018 at 01:56:43PM -0800, Eric Anholt wrote:
>> When we debug print what ioctl we're calling into, we include the pid.
>> If you have multiple processes rendering simulataneously, the error
>> return also needs the pid so you can see which of the ioctl calls was
>> the one to fail.
>> 
>> Signed-off-by: Eric Anholt <eric at anholt.net>
>
> Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>

Pushed.  Thanks!
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