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powerpc/64: Do not link crtsavres.o in vmlinux 

The 64-bit linker creates save/restore functions on demand with final
links, so vmlinux does not require crtsavres.o.

Make crtsavres.o extra-y on 64-bit (it is still required by modules).

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nicholas Piggin 2017-05-12 01:56:49 +10:00 committed by Michael Ellerman
parent e8c688251d
commit baa25b571a
1 changed files with 6 additions and 2 deletions
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8
arch/powerpc/lib/Makefile
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@ -9,8 +9,12 @@ ccflags-$(CONFIG_PPC64) := $(NO_MINIMAL_TOC)
CFLAGS_REMOVE_code-patching.o = $(CC_FLAGS_FTRACE)
CFLAGS_REMOVE_feature-fixups.o = $(CC_FLAGS_FTRACE)
obj-y += string.o alloc.o crtsavres.o code-patching.o \
feature-fixups.o
obj-y += string.o alloc.o code-patching.o feature-fixups.o
# 64-bit linker creates .sfpr on demand for final link (vmlinux),
# so it is only needed for modules.
obj-$(CONFIG_PPC32) += crtsavres.o
extra-$(CONFIG_PPC64) += crtsavres.o
obj-$(CONFIG_PPC32) += div64.o copy_32.o