[PATCH 4/5] powerpc: switch to using thin archives
From: Nicholas Piggin <npiggin@gmail.com>
Date: 2016-08-05 12:13:02
Also in:
linux-arch, linux-kbuild
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Michael Ellerman, Linus Torvalds
From: Stephen Rothwell <redacted> Some change to the way we invoke ar is required so it can be used by scripts/link-vmlinux.sh Signed-off-by: Stephen Rothwell <redacted> Signed-off-by: Nicholas Piggin <npiggin@gmail.com> --- arch/powerpc/Makefile | 6 ++++-- arch/powerpc/platforms/Kconfig.cputype | 1 + 2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 709a22a..160837c 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile@@ -23,7 +23,8 @@ CROSS32AR := $(CROSS32_COMPILE)ar ifeq ($(HAS_BIARCH),y) ifeq ($(CROSS32_COMPILE),) CROSS32CC := $(CC) -m32 -CROSS32AR := GNUTARGET=elf32-powerpc $(AR) +CROSS32AR := $(AR) +KBUILD_ARFLAGS += --target elf32-powerpc endif endif
@@ -93,7 +94,8 @@ ifeq ($(HAS_BIARCH),y) override AS += -a$(CONFIG_WORD_SIZE) override LD += -m elf$(CONFIG_WORD_SIZE)$(LDEMULATION) override CC += -m$(CONFIG_WORD_SIZE) -override AR := GNUTARGET=elf$(CONFIG_WORD_SIZE)-$(GNUTARGET) $(AR) +override AR := $(AR) +KBUILD_ARFLAGS += --target elf$(CONFIG_WORD_SIZE)-$(GNUTARGET) endif LDFLAGS_vmlinux-y := -Bstatic
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 77e9b8d..3c77091 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype@@ -2,6 +2,7 @@ config PPC64 bool "64-bit kernel" default n select HAVE_VIRT_CPU_ACCOUNTING + select THIN_ARCHIVES select ZLIB_DEFLATE help This option selects whether a 32-bit or a 64-bit kernel
--
2.8.1