riscv: fix vdso_install and a warning

Signed-off-by: David Abdurachmanov <david.abdurachmanov@gmail.com>

kernel.spec

@@ -616,6 +616,10 @@ Patch502: input-rmi4-remove-the-need-for-artifical-IRQ.patch
 # Fix build on s390
 Patch503: 0001-s390-mm-Fix-ERROR-__node_distance-undefined.patch
 
+# 600 - RISC-V
+
+Patch600: riscv64-fixes.patch
+
 # END OF PATCH DEFINITIONS
 
 %endif

riscv64-fixes.patch

@@ -0,0 +1,38 @@
+From c45bb6761613476a411a3e4d42d60e0b0dc85472 Mon Sep 17 00:00:00 2001
+From: Fedora Kernel Team <kernel-team@fedoraproject.org>
+Date: Wed, 7 Nov 2018 20:48:31 +0000
+Subject: [PATCH] riscv64 fixes
+
+---
+ arch/riscv/Makefile             | 4 ++++
+ arch/riscv/include/asm/module.h | 1 +
+ 2 files changed, 5 insertions(+)
+
+diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile
+index d101461..4af153a 100644
+--- a/arch/riscv/Makefile
++++ b/arch/riscv/Makefile
+@@ -77,4 +77,8 @@ 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
+diff --git a/arch/riscv/include/asm/module.h b/arch/riscv/include/asm/module.h
+index 349df33..cd2af4b 100644
+--- a/arch/riscv/include/asm/module.h
++++ b/arch/riscv/include/asm/module.h
+@@ -8,6 +8,7 @@
+ 
+ #define MODULE_ARCH_VERMAGIC    "riscv"
+ 
++struct module;
+ u64 module_emit_got_entry(struct module *mod, u64 val);
+ u64 module_emit_plt_entry(struct module *mod, u64 val);
+ 
+-- 
+2.19.1
+