3.16.40-rc1 review patch.  If anyone has any objections, please let me know.

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From: Sebastian Andrzej Siewior <bige...@linutronix.de>

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 <bige...@linutronix.de>
Signed-off-by: Michal Marek <mma...@suse.com>
[bwh: Backported to 3.16: adjust context]
Signed-off-by: Ben Hutchings <b...@decadent.org.uk>
---
 Makefile | 2 ++
 1 file changed, 2 insertions(+)

--- a/Makefile
+++ b/Makefile
@@ -615,6 +615,8 @@ all: vmlinux
 include $(srctree)/arch/$(SRCARCH)/Makefile
 
 KBUILD_CFLAGS  += $(call cc-option,-fno-delete-null-pointer-checks,)
+KBUILD_CFLAGS  += $(call cc-option,-fno-PIE)
+KBUILD_AFLAGS  += $(call cc-option,-fno-PIE)
 
 ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
 KBUILD_CFLAGS  += -Os $(call cc-disable-warning,maybe-uninitialized,)

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