arm64: vdso: fix and clean-up Makefile
authorMasahiro Yamada <yamada.masahiro@socionext.com>
Wed, 3 Apr 2019 08:48:22 +0000 (17:48 +0900)
committerWill Deacon <will.deacon@arm.com>
Wed, 3 Apr 2019 17:35:14 +0000 (18:35 +0100)
commit697e96ed1720d6aad196e7a663d545df2edd44a4
treec4eb225ef259a71904ce94a15d45562ceb80d8ac
parent70b3d237bd7f52d3322c750a358581bf5a267699
arm64: vdso: fix and clean-up Makefile

- $(call if_changed,...) must have FORCE as a prerequisite

- vdso.lds is a generated file, so it should be prefixed with
  $(obj)/ instead of $(src)/.

- cmd_vdsosym is a one-liner rule, so the assignment with '='
  is simpler.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
arch/arm64/kernel/vdso/Makefile