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authorAndreas Schwab <schwab@suse.de>2021-11-02 18:51:43 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-11-25 11:48:40 +0300
commit9c2ff78cf833eaf3a9fbfdab3ddf0058f048bc34 (patch)
tree9ce917aff9cbafcd10601f67cf3221b111f8e38e /arch/riscv
parent35d97fd89c127f0deadcb41fe64f013b9b4abeda (diff)
downloadlinux-9c2ff78cf833eaf3a9fbfdab3ddf0058f048bc34.tar.xz
riscv: fix building external modules
[ Upstream commit 5a19c7e06236a9c55dfc001bb4d1a8f1950d23e7 ] When building external modules, vdso_prepare should not be run. If the kernel sources are read-only, it will fail. Fixes: fde9c59aebaf ("riscv: explicitly use symbol offsets for VDSO") Signed-off-by: Andreas Schwab <schwab@suse.de> Reviewed-by: Nathan Chancellor <nathan@kernel.org> Tested-by: Nathan Chancellor <nathan@kernel.org> Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'arch/riscv')
-rw-r--r--arch/riscv/Makefile2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile
index 0eb4568fbd29..41f3a75fe2ec 100644
--- a/arch/riscv/Makefile
+++ b/arch/riscv/Makefile
@@ -108,11 +108,13 @@ PHONY += vdso_install
vdso_install:
$(Q)$(MAKE) $(build)=arch/riscv/kernel/vdso $@
+ifeq ($(KBUILD_EXTMOD),)
ifeq ($(CONFIG_MMU),y)
prepare: vdso_prepare
vdso_prepare: prepare0
$(Q)$(MAKE) $(build)=arch/riscv/kernel/vdso include/generated/vdso-offsets.h
endif
+endif
ifneq ($(CONFIG_XIP_KERNEL),y)
ifeq ($(CONFIG_RISCV_M_MODE)$(CONFIG_SOC_CANAAN),yy)