riscv: add missing vdso_install target

BugLink: https://bugs.launchpad.net/bugs/1836968
[ Upstream commit f157d411a9eb170d2ee6b766da7a381962017cc9 ]

Building kernel 4.20 for Fedora as RPM fails, because riscv is missing
vdso_install target in arch/riscv/Makefile.

Signed-off-by: David Abdurachmanov <david.abdurachmanov@gmail.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>

diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile
index 6719dd30ec5b847b58faa3521ea3ccd74fd6dddc..e3923cfbcf1cb8303f56ff06a9ef7d307048e004 100644 (file)
--- a/arch/riscv/Makefile
+++ b/arch/riscv/Makefile
@@ -69,4 +69,8 @@ core-y += arch/riscv/kernel/ arch/riscv/mm/
 
 libs-y += arch/riscv/lib/
 
+PHONY += vdso_install
+vdso_install:
+       $(Q)$(MAKE) $(build)=arch/riscv/kernel/vdso $@
+
 all: vmlinux