powerpc/topology: Remove the unused parent_node() macro

Commit a7be6e5a7f ("mm: drop useless local parameters of
__register_one_node()") removes the last user of parent_node().

The parent_node() macro in POWERPC platform is unnecessary.

Remove it for cleanup.

Reported-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Dou Liyang 2017-07-26 21:34:30 +08:00 • committed by Michael Ellerman
commit 7baebe54a6