Subject: linux-next: Signed-off-by missing for commit in the amdgpu tree

From: Stephen Rothwell <[email-masked]>
Date: Tue, 28 Jan 2020 08:38:38 +1100

Hi all,

Commit

  9909ad4c6545 ("drm/amdgpu: Fix TLB invalidation request when using semaphore")

is missing a Signed-off-by from its committer.

-- 
Cheers,
Stephen Rothwell