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-rw-r--r--arch/Kconfig2
-rw-r--r--arch/ia64/kernel/Makefile.gate15
-rw-r--r--arch/powerpc/Kconfig8
-rw-r--r--arch/sh/kernel/vsyscall/Makefile16
-rw-r--r--arch/sparc/lib/hweight.S16
-rw-r--r--arch/tile/kernel/vdso/Makefile26
-rw-r--r--arch/x86/um/vdso/Makefile2
7 files changed, 38 insertions, 47 deletions
diff --git a/arch/Kconfig b/arch/Kconfig
index dc26b6d9175e..cae0958a2298 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -550,7 +550,7 @@ config CC_STACKPROTECTOR_STRONG
endchoice
config THIN_ARCHIVES
- bool
+ def_bool y
help
Select this if the architecture wants to use thin archives
instead of ld -r to create the built-in.o files.
diff --git a/arch/ia64/kernel/Makefile.gate b/arch/ia64/kernel/Makefile.gate
index a32903ada016..7da7c65a9bb1 100644
--- a/arch/ia64/kernel/Makefile.gate
+++ b/arch/ia64/kernel/Makefile.gate
@@ -1,8 +1,8 @@
# The gate DSO image is built using a special linker script.
-targets += gate.so gate-syms.o
+targets += gate.so gate.lds gate.o gate-dummy.o
-extra-y += gate.so gate-syms.o gate.lds gate.o
+obj-y += gate-syms.o
CPPFLAGS_gate.lds := -P -C -U$(ARCH)
@@ -14,13 +14,14 @@ GATECFLAGS_gate.so = -shared -s -Wl,-soname=linux-gate.so.1 \
$(obj)/gate.so: $(obj)/gate.lds $(obj)/gate.o FORCE
$(call if_changed,gate)
-$(obj)/built-in.o: $(obj)/gate-syms.o
-$(obj)/built-in.o: ld_flags += -R $(obj)/gate-syms.o
-
-GATECFLAGS_gate-syms.o = -r
-$(obj)/gate-syms.o: $(obj)/gate.lds $(obj)/gate.o FORCE
+GATECFLAGS_gate-dummy.o = -r
+$(obj)/gate-dummy.o: $(obj)/gate.lds $(obj)/gate.o FORCE
$(call if_changed,gate)
+LDFLAGS_gate-syms.o := -r -R
+$(obj)/gate-syms.o: $(obj)/gate-dummy.o FORCE
+ $(call if_changed,ld)
+
# gate-data.o contains the gate DSO image as data in section .data..gate.
# We must build gate.so before we can assemble it.
# Note: kbuild does not track this dependency due to usage of .incbin
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index afb608413314..7177a3f4f418 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -463,14 +463,6 @@ config MPROFILE_KERNEL
depends on PPC64 && CPU_LITTLE_ENDIAN
def_bool !DISABLE_MPROFILE_KERNEL
-config USE_THIN_ARCHIVES
- bool "Build the kernel using thin archives"
- default n
- select THIN_ARCHIVES
- help
- Build the kernel using thin archives.
- If you're unsure say N.
-
config IOMMU_HELPER
def_bool PPC64
diff --git a/arch/sh/kernel/vsyscall/Makefile b/arch/sh/kernel/vsyscall/Makefile
index 8f0ea5fc835c..6ab108f1a0c6 100644
--- a/arch/sh/kernel/vsyscall/Makefile
+++ b/arch/sh/kernel/vsyscall/Makefile
@@ -1,11 +1,11 @@
-obj-y += vsyscall.o vsyscall-syscall.o
+obj-y += vsyscall.o vsyscall-syscall.o vsyscall-syms.o
$(obj)/vsyscall-syscall.o: \
$(foreach F,trapa,$(obj)/vsyscall-$F.so)
# Teach kbuild about targets
targets += $(foreach F,trapa,vsyscall-$F.o vsyscall-$F.so)
-targets += vsyscall-note.o vsyscall.lds
+targets += vsyscall-note.o vsyscall.lds vsyscall-dummy.o
# The DSO images are built using a special linker script
quiet_cmd_syscall = SYSCALL $@
@@ -26,11 +26,11 @@ $(obj)/vsyscall-%.so: $(src)/vsyscall.lds $(obj)/vsyscall-%.o FORCE
# We also create a special relocatable object that should mirror the symbol
# table and layout of the linked DSO. With ld -R we can then refer to
# these symbols in the kernel code rather than hand-coded addresses.
-extra-y += vsyscall-syms.o
-$(obj)/built-in.o: $(obj)/vsyscall-syms.o
-$(obj)/built-in.o: ld_flags += -R $(obj)/vsyscall-syms.o
-
-SYSCFLAGS_vsyscall-syms.o = -r
-$(obj)/vsyscall-syms.o: $(src)/vsyscall.lds \
+SYSCFLAGS_vsyscall-dummy.o = -r
+$(obj)/vsyscall-dummy.o: $(src)/vsyscall.lds \
$(obj)/vsyscall-trapa.o $(obj)/vsyscall-note.o FORCE
$(call if_changed,syscall)
+
+LDFLAGS_vsyscall-syms.o := -r -R
+$(obj)/vsyscall-syms.o: $(obj)/vsyscall-dummy.o FORCE
+ $(call if_changed,ld)
diff --git a/arch/sparc/lib/hweight.S b/arch/sparc/lib/hweight.S
index f9985f129fb6..d21cf20e5c1e 100644
--- a/arch/sparc/lib/hweight.S
+++ b/arch/sparc/lib/hweight.S
@@ -4,9 +4,9 @@
.text
.align 32
ENTRY(__arch_hweight8)
- ba,pt %xcc, __sw_hweight8
+ sethi %hi(__sw_hweight8), %g1
+ jmpl %g1 + %lo(__sw_hweight8), %g0
nop
- nop
ENDPROC(__arch_hweight8)
EXPORT_SYMBOL(__arch_hweight8)
.section .popc_3insn_patch, "ax"
@@ -17,9 +17,9 @@ EXPORT_SYMBOL(__arch_hweight8)
.previous
ENTRY(__arch_hweight16)
- ba,pt %xcc, __sw_hweight16
+ sethi %hi(__sw_hweight16), %g1
+ jmpl %g1 + %lo(__sw_hweight16), %g0
nop
- nop
ENDPROC(__arch_hweight16)
EXPORT_SYMBOL(__arch_hweight16)
.section .popc_3insn_patch, "ax"
@@ -30,9 +30,9 @@ EXPORT_SYMBOL(__arch_hweight16)
.previous
ENTRY(__arch_hweight32)
- ba,pt %xcc, __sw_hweight32
+ sethi %hi(__sw_hweight32), %g1
+ jmpl %g1 + %lo(__sw_hweight32), %g0
nop
- nop
ENDPROC(__arch_hweight32)
EXPORT_SYMBOL(__arch_hweight32)
.section .popc_3insn_patch, "ax"
@@ -43,9 +43,9 @@ EXPORT_SYMBOL(__arch_hweight32)
.previous
ENTRY(__arch_hweight64)
- ba,pt %xcc, __sw_hweight64
+ sethi %hi(__sw_hweight16), %g1
+ jmpl %g1 + %lo(__sw_hweight16), %g0
nop
- nop
ENDPROC(__arch_hweight64)
EXPORT_SYMBOL(__arch_hweight64)
.section .popc_3insn_patch, "ax"
diff --git a/arch/tile/kernel/vdso/Makefile b/arch/tile/kernel/vdso/Makefile
index c54fff37b5ff..71d5f5d71f79 100644
--- a/arch/tile/kernel/vdso/Makefile
+++ b/arch/tile/kernel/vdso/Makefile
@@ -5,15 +5,14 @@ vdso-syms = rt_sigreturn gettimeofday
obj-vdso = $(patsubst %, v%.o, $(vdso-syms))
# Build rules
-targets := $(obj-vdso) vdso.so vdso.so.dbg vdso.lds
+targets := $(obj-vdso) vdso.so vdso.so.dbg vdso.lds vdso-dummy.o
obj-vdso := $(addprefix $(obj)/, $(obj-vdso))
# vdso32 is only for tilegx -m32 compat task.
VDSO32-$(CONFIG_COMPAT) := y
-obj-y += vdso.o
+obj-y += vdso.o vdso-syms.o
obj-$(VDSO32-y) += vdso32.o
-extra-y += vdso.lds
CPPFLAGS_vdso.lds += -P -C -U$(ARCH)
# vDSO code runs in userspace and -pg doesn't help with profiling anyway.
@@ -42,23 +41,22 @@ $(obj)/vdso.o: $(obj)/vdso.so
# link rule for the .so file, .lds has to be first
SYSCFLAGS_vdso.so.dbg = $(c_flags)
-$(obj)/vdso.so.dbg: $(src)/vdso.lds $(obj-vdso)
+$(obj)/vdso.so.dbg: $(src)/vdso.lds $(obj-vdso) FORCE
$(call if_changed,vdsold)
-
# We also create a special relocatable object that should mirror the symbol
# table and layout of the linked DSO. With ld -R we can then refer to
# these symbols in the kernel code rather than hand-coded addresses.
-extra-y += vdso-syms.o
-$(obj)/built-in.o: $(obj)/vdso-syms.o
-$(obj)/built-in.o: ld_flags += -R $(obj)/vdso-syms.o
SYSCFLAGS_vdso.so.dbg = -shared -s -Wl,-soname=linux-vdso.so.1 \
$(call cc-ldoption, -Wl$(comma)--hash-style=both)
-SYSCFLAGS_vdso_syms.o = -r
-$(obj)/vdso-syms.o: $(src)/vdso.lds $(obj)/vrt_sigreturn.o FORCE
+SYSCFLAGS_vdso_dummy.o = -r
+$(obj)/vdso-dummy.o: $(src)/vdso.lds $(obj)/vrt_sigreturn.o FORCE
$(call if_changed,vdsold)
+LDFLAGS_vdso-syms.o := -r -R
+$(obj)/vdso-syms.o: $(obj)/vdso-dummy.o FORCE
+ $(call if_changed,ld)
# strip rule for the .so file
$(obj)/%.so: OBJCOPYFLAGS := -S
@@ -96,17 +94,17 @@ KBUILD_CFLAGS_32 := $(filter-out -m64,$(KBUILD_CFLAGS))
KBUILD_CFLAGS_32 += -m32 -fPIC -shared
obj-vdso32 = $(patsubst %, v%32.o, $(vdso-syms))
-obj-vdso32 := $(addprefix $(obj)/, $(obj-vdso32))
targets += $(obj-vdso32) vdso32.so vdso32.so.dbg
+obj-vdso32 := $(addprefix $(obj)/, $(obj-vdso32))
$(obj-vdso32:%=%): KBUILD_AFLAGS = $(KBUILD_AFLAGS_32)
$(obj-vdso32:%=%): KBUILD_CFLAGS = $(KBUILD_CFLAGS_32)
-$(obj)/vgettimeofday32.o: $(obj)/vgettimeofday.c
+$(obj)/vgettimeofday32.o: $(obj)/vgettimeofday.c FORCE
$(call if_changed_rule,cc_o_c)
-$(obj)/vrt_sigreturn32.o: $(obj)/vrt_sigreturn.S
+$(obj)/vrt_sigreturn32.o: $(obj)/vrt_sigreturn.S FORCE
$(call if_changed,as_o_S)
# Force dependency
@@ -114,5 +112,5 @@ $(obj)/vdso32.o: $(obj)/vdso32.so
SYSCFLAGS_vdso32.so.dbg = -m32 -shared -s -Wl,-soname=linux-vdso32.so.1 \
$(call cc-ldoption, -Wl$(comma)--hash-style=both)
-$(obj)/vdso32.so.dbg: $(src)/vdso.lds $(obj-vdso32)
+$(obj)/vdso32.so.dbg: $(src)/vdso.lds $(obj-vdso32) FORCE
$(call if_changed,vdsold)
diff --git a/arch/x86/um/vdso/Makefile b/arch/x86/um/vdso/Makefile
index d72dec406ccb..329406224330 100644
--- a/arch/x86/um/vdso/Makefile
+++ b/arch/x86/um/vdso/Makefile
@@ -53,7 +53,7 @@ CFLAGS_REMOVE_vdso-note.o = -pg -fprofile-arcs -ftest-coverage
CFLAGS_REMOVE_um_vdso.o = -pg -fprofile-arcs -ftest-coverage
targets += vdso-syms.lds
-obj-$(VDSO64-y) += vdso-syms.lds
+extra-$(VDSO64-y) += vdso-syms.lds
#
# Match symbols in the DSO that look like VDSO*; produce a file of constants.