From: Michael Ellerman <hidden> Date: 2021-02-12 00:50:20
On Wed, 2 Sep 2020 13:51:38 +1000, Oliver O'Halloran wrote:
The corresponding definitions were deleted in commit 3d5134ee8341
("[POWERPC] Rewrite IO allocation & mapping on powerpc64") which
was merged a mere 13 years ago.