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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2016-11-04 21:39:38 +0300
committerJiri Slaby <jslaby@suse.cz>2016-11-24 18:23:53 +0300
commita2729c7d5a6336411ad1ab7a518701e38ef8a44c (patch)
tree0d45e33b8c41c70f98df3d825da0a674ed40bce1 /Makefile
parent9b3ae9969e68ca4b19e475869dd425d21973524e (diff)
downloadlinux-a2729c7d5a6336411ad1ab7a518701e38ef8a44c.tar.xz
kbuild: add -fno-PIE
commit 8ae94224c9d72fc4d9aaac93b2d7833cf46d7141 upstream. Debian started to build the gcc with -fPIE by default so the kernel build ends before it starts properly with: |kernel/bounds.c:1:0: error: code model kernel does not support PIC mode Also add to KBUILD_AFLAGS due to: |gcc -Wp,-MD,arch/x86/entry/vdso/vdso32/.note.o.d … -mfentry -DCC_USING_FENTRY … vdso/vdso32/note.S |arch/x86/entry/vdso/vdso32/note.S:1:0: sorry, unimplemented: -mfentry isn’t supported for 32-bit in combination with -fpic Tagging it stable so it is possible to compile recent stable kernels as well. Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Michal Marek <mmarek@suse.com> Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile2
1 files changed, 2 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index 32dbd8513eee..7b106de05fef 100644
--- a/Makefile
+++ b/Makefile
@@ -583,6 +583,8 @@ endif # $(dot-config)
all: vmlinux
KBUILD_CFLAGS += $(call cc-disable-warning,maybe-uninitialized,)
+KBUILD_CFLAGS += $(call cc-option,-fno-PIE)
+KBUILD_AFLAGS += $(call cc-option,-fno-PIE)
ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
KBUILD_CFLAGS += -Os