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authorLinus Torvalds <torvalds@linux-foundation.org>2022-10-10 12:00:45 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2022-10-10 12:00:45 -0700
commit8afc66e8d43be8edcf442165b70d50dd33091e68 (patch)
tree7e39a0a1f32b0d46acdac06c6ec515402ac9f583 /arch
parentMerge tag 'livepatching-for-6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/livepatching/livepatching (diff)
parentdocs: bump minimal GNU Make version to 3.82 (diff)
downloadlinux-dev-8afc66e8d43be8edcf442165b70d50dd33091e68.tar.xz
linux-dev-8afc66e8d43be8edcf442165b70d50dd33091e68.zip
Merge tag 'kbuild-v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kbuild updates from Masahiro Yamada: - Remove potentially incomplete targets when Kbuid is interrupted by SIGINT etc in case GNU Make may miss to do that when stderr is piped to another program. - Rewrite the single target build so it works more correctly. - Fix rpm-pkg builds with V=1. - List top-level subdirectories in ./Kbuild. - Ignore auto-generated __kstrtab_* and __kstrtabns_* symbols in kallsyms. - Avoid two different modules in lib/zstd/ having shared code, which potentially causes building the common code as build-in and modular back-and-forth. - Unify two modpost invocations to optimize the build process. - Remove head-y syntax in favor of linker scripts for placing particular sections in the head of vmlinux. - Bump the minimal GNU Make version to 3.82. - Clean up misc Makefiles and scripts. * tag 'kbuild-v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (41 commits) docs: bump minimal GNU Make version to 3.82 ia64: simplify esi object addition in Makefile Revert "kbuild: Check if linker supports the -X option" kbuild: rebuild .vmlinux.export.o when its prerequisite is updated kbuild: move modules.builtin(.modinfo) rules to Makefile.vmlinux_o zstd: Fixing mixed module-builtin objects kallsyms: ignore __kstrtab_* and __kstrtabns_* symbols kallsyms: take the input file instead of reading stdin kallsyms: drop duplicated ignore patterns from kallsyms.c kbuild: reuse mksysmap output for kallsyms mksysmap: update comment about __crc_* kbuild: remove head-y syntax kbuild: use obj-y instead extra-y for objects placed at the head kbuild: hide error checker logs for V=1 builds kbuild: re-run modpost when it is updated kbuild: unify two modpost invocations kbuild: move vmlinux.o rule to the top Makefile kbuild: move .vmlinux.objs rule to Makefile.modpost kbuild: list sub-directories in ./Kbuild Makefile.compiler: replace cc-ifversion with compiler-specific macros ...
Diffstat (limited to 'arch')
-rw-r--r--arch/alpha/Makefile2
-rw-r--r--arch/alpha/kernel/Makefile4
-rw-r--r--arch/arc/Makefile2
-rw-r--r--arch/arc/kernel/Makefile4
-rw-r--r--arch/arm/Makefile3
-rw-r--r--arch/arm/kernel/Makefile4
-rw-r--r--arch/arm64/Makefile3
-rw-r--r--arch/arm64/kernel/Makefile4
-rw-r--r--arch/csky/Makefile2
-rw-r--r--arch/csky/kernel/Makefile4
-rw-r--r--arch/hexagon/Makefile2
-rw-r--r--arch/hexagon/kernel/Makefile3
-rw-r--r--arch/ia64/Makefile1
-rw-r--r--arch/ia64/kernel/Makefile9
-rw-r--r--arch/loongarch/Makefile2
-rw-r--r--arch/loongarch/kernel/Makefile4
-rw-r--r--arch/m68k/68000/Makefile2
-rw-r--r--arch/m68k/Makefile9
-rw-r--r--arch/m68k/coldfire/Makefile2
-rw-r--r--arch/m68k/kernel/Makefile23
-rw-r--r--arch/microblaze/Makefile1
-rw-r--r--arch/microblaze/kernel/Makefile4
-rw-r--r--arch/mips/Makefile2
-rw-r--r--arch/mips/kernel/Makefile4
-rw-r--r--arch/nios2/Kbuild2
-rw-r--r--arch/nios2/Makefile5
-rw-r--r--arch/nios2/kernel/Makefile2
-rw-r--r--arch/openrisc/Makefile2
-rw-r--r--arch/openrisc/kernel/Makefile4
-rw-r--r--arch/parisc/Makefile2
-rw-r--r--arch/parisc/kernel/Makefile4
-rw-r--r--arch/powerpc/Makefile12
-rwxr-xr-xarch/powerpc/boot/wrapper2
-rw-r--r--arch/powerpc/kernel/Makefile20
-rw-r--r--arch/riscv/Makefile2
-rw-r--r--arch/riscv/kernel/Makefile2
-rw-r--r--arch/s390/Makefile2
-rw-r--r--arch/s390/boot/version.c1
-rw-r--r--arch/s390/kernel/Makefile4
-rw-r--r--arch/sh/Makefile2
-rw-r--r--arch/sh/kernel/Makefile4
-rw-r--r--arch/sparc/Makefile2
-rw-r--r--arch/sparc/kernel/Makefile3
-rw-r--r--arch/x86/Makefile5
-rw-r--r--arch/x86/boot/compressed/kaslr.c1
-rw-r--r--arch/x86/boot/version.c1
-rw-r--r--arch/x86/kernel/Makefile10
-rw-r--r--arch/xtensa/Makefile2
-rw-r--r--arch/xtensa/kernel/Makefile4
49 files changed, 69 insertions, 131 deletions
diff --git a/arch/alpha/Makefile b/arch/alpha/Makefile
index 881cb913e23a..45158024085e 100644
--- a/arch/alpha/Makefile
+++ b/arch/alpha/Makefile
@@ -36,8 +36,6 @@ cflags-y += $(cpuflags-y)
# BWX is most important, but we don't really want any emulation ever.
KBUILD_CFLAGS += $(cflags-y) -Wa,-mev6
-head-y := arch/alpha/kernel/head.o
-
libs-y += arch/alpha/lib/
# export what is needed by arch/alpha/boot/Makefile
diff --git a/arch/alpha/kernel/Makefile b/arch/alpha/kernel/Makefile
index bd82c8a12f0b..fb4efec7cbc7 100644
--- a/arch/alpha/kernel/Makefile
+++ b/arch/alpha/kernel/Makefile
@@ -3,11 +3,11 @@
# Makefile for the linux kernel.
#
-extra-y := head.o vmlinux.lds
+extra-y := vmlinux.lds
asflags-y := $(KBUILD_CFLAGS)
ccflags-y := -Wno-sign-compare
-obj-y := entry.o traps.o process.o osf_sys.o irq.o \
+obj-y := head.o entry.o traps.o process.o osf_sys.o irq.o \
irq_alpha.o signal.o setup.o ptrace.o time.o \
systbls.o err_common.o io.o bugs.o termios.o
diff --git a/arch/arc/Makefile b/arch/arc/Makefile
index efc54f3e35e0..329400a1c355 100644
--- a/arch/arc/Makefile
+++ b/arch/arc/Makefile
@@ -82,8 +82,6 @@ KBUILD_CFLAGS += $(cflags-y)
KBUILD_AFLAGS += $(KBUILD_CFLAGS)
KBUILD_LDFLAGS += $(ldflags-y)
-head-y := arch/arc/kernel/head.o
-
# w/o this dtb won't embed into kernel binary
core-y += arch/arc/boot/dts/
diff --git a/arch/arc/kernel/Makefile b/arch/arc/kernel/Makefile
index 8c4fc4b54c14..0723d888ac44 100644
--- a/arch/arc/kernel/Makefile
+++ b/arch/arc/kernel/Makefile
@@ -3,7 +3,7 @@
# Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
#
-obj-y := arcksyms.o setup.o irq.o reset.o ptrace.o process.o devtree.o
+obj-y := head.o arcksyms.o setup.o irq.o reset.o ptrace.o process.o devtree.o
obj-y += signal.o traps.o sys.o troubleshoot.o stacktrace.o disasm.o
obj-$(CONFIG_ISA_ARCOMPACT) += entry-compact.o intc-compact.o
obj-$(CONFIG_ISA_ARCV2) += entry-arcv2.o intc-arcv2.o
@@ -31,4 +31,4 @@ else
obj-y += ctx_sw_asm.o
endif
-extra-y := vmlinux.lds head.o
+extra-y := vmlinux.lds
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 0e04bc6b2ad3..c846119c448f 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -137,9 +137,6 @@ KBUILD_AFLAGS +=$(CFLAGS_ABI) $(AFLAGS_ISA) $(arch-y) $(tune-y) -include asm/uni
CHECKFLAGS += -D__arm__
-#Default value
-head-y := arch/arm/kernel/head$(MMUEXT).o
-
# Text offset. This list is sorted numerically by address in order to
# provide a means to avoid/resolve conflicts in multi-arch kernels.
# Note: the 32kB below this value is reserved for use by the kernel
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile
index 95034d32213c..48737ec800eb 100644
--- a/arch/arm/kernel/Makefile
+++ b/arch/arm/kernel/Makefile
@@ -88,7 +88,7 @@ obj-$(CONFIG_VDSO) += vdso.o
obj-$(CONFIG_EFI) += efi.o
obj-$(CONFIG_PARAVIRT) += paravirt.o
-head-y := head$(MMUEXT).o
+obj-y += head$(MMUEXT).o
obj-$(CONFIG_DEBUG_LL) += debug.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-$(CONFIG_ARM_PATCH_PHYS_VIRT) += phys2virt.o
@@ -108,4 +108,4 @@ obj-$(CONFIG_HAVE_ARM_SMCCC) += smccc-call.o
obj-$(CONFIG_GENERIC_CPU_VULNERABILITIES) += spectre.o
-extra-y := $(head-y) vmlinux.lds
+extra-y := vmlinux.lds
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index a82bb3599094..5e56d26a2239 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -133,9 +133,6 @@ ifeq ($(CONFIG_DYNAMIC_FTRACE_WITH_REGS),y)
CC_FLAGS_FTRACE := -fpatchable-function-entry=2
endif
-# Default value
-head-y := arch/arm64/kernel/head.o
-
ifeq ($(CONFIG_KASAN_SW_TAGS), y)
KASAN_SHADOW_SCALE_SHIFT := 4
else ifeq ($(CONFIG_KASAN_GENERIC), y)
diff --git a/arch/arm64/kernel/Makefile b/arch/arm64/kernel/Makefile
index 38a0b0291edb..2f361a883d8c 100644
--- a/arch/arm64/kernel/Makefile
+++ b/arch/arm64/kernel/Makefile
@@ -86,8 +86,8 @@ $(obj)/vdso-wrap.o: $(obj)/vdso/vdso.so
$(obj)/vdso32-wrap.o: $(obj)/vdso32/vdso.so
obj-y += probes/
-head-y := head.o
-extra-y += $(head-y) vmlinux.lds
+obj-y += head.o
+extra-y += vmlinux.lds
ifeq ($(CONFIG_DEBUG_EFI),y)
AFLAGS_head.o += -DVMLINUX_PATH="\"$(realpath $(objtree)/vmlinux)\""
diff --git a/arch/csky/Makefile b/arch/csky/Makefile
index 4e1d619fd5c6..0e4237e55758 100644
--- a/arch/csky/Makefile
+++ b/arch/csky/Makefile
@@ -59,8 +59,6 @@ LDFLAGS += -EL
KBUILD_AFLAGS += $(KBUILD_CFLAGS)
-head-y := arch/csky/kernel/head.o
-
core-y += arch/csky/$(CSKYABI)/
libs-y += arch/csky/lib/ \
diff --git a/arch/csky/kernel/Makefile b/arch/csky/kernel/Makefile
index 6f14c924b20d..8a868316b912 100644
--- a/arch/csky/kernel/Makefile
+++ b/arch/csky/kernel/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0-only
-extra-y := head.o vmlinux.lds
+extra-y := vmlinux.lds
-obj-y += entry.o atomic.o signal.o traps.o irq.o time.o vdso.o vdso/
+obj-y += head.o entry.o atomic.o signal.o traps.o irq.o time.o vdso.o vdso/
obj-y += power.o syscall.o syscall_table.o setup.o io.o
obj-y += process.o cpu-probe.o ptrace.o stacktrace.o
obj-y += probes/
diff --git a/arch/hexagon/Makefile b/arch/hexagon/Makefile
index 44312bc147d8..92d005958dfb 100644
--- a/arch/hexagon/Makefile
+++ b/arch/hexagon/Makefile
@@ -32,5 +32,3 @@ KBUILD_LDFLAGS += $(ldflags-y)
TIR_NAME := r19
KBUILD_CFLAGS += -ffixed-$(TIR_NAME) -DTHREADINFO_REG=$(TIR_NAME) -D__linux__
KBUILD_AFLAGS += -DTHREADINFO_REG=$(TIR_NAME)
-
-head-y := arch/hexagon/kernel/head.o
diff --git a/arch/hexagon/kernel/Makefile b/arch/hexagon/kernel/Makefile
index fae3dce32fde..e73cb321630e 100644
--- a/arch/hexagon/kernel/Makefile
+++ b/arch/hexagon/kernel/Makefile
@@ -1,6 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
-extra-y := head.o vmlinux.lds
+extra-y := vmlinux.lds
+obj-y += head.o
obj-$(CONFIG_SMP) += smp.o
obj-y += setup.o irq_cpu.o traps.o syscalltab.o signal.o time.o
diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile
index e55c2f138656..56c4bb276b6e 100644
--- a/arch/ia64/Makefile
+++ b/arch/ia64/Makefile
@@ -44,7 +44,6 @@ quiet_cmd_objcopy = OBJCOPY $@
cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
KBUILD_CFLAGS += $(cflags-y)
-head-y := arch/ia64/kernel/head.o
libs-y += arch/ia64/lib/
diff --git a/arch/ia64/kernel/Makefile b/arch/ia64/kernel/Makefile
index 08d4a2ba0652..ae9ff07de4ab 100644
--- a/arch/ia64/kernel/Makefile
+++ b/arch/ia64/kernel/Makefile
@@ -7,9 +7,9 @@ ifdef CONFIG_DYNAMIC_FTRACE
CFLAGS_REMOVE_ftrace.o = -pg
endif
-extra-y := head.o vmlinux.lds
+extra-y := vmlinux.lds
-obj-y := entry.o efi.o efi_stub.o gate-data.o fsys.o irq.o irq_ia64.o \
+obj-y := head.o entry.o efi.o efi_stub.o gate-data.o fsys.o irq.o irq_ia64.o \
irq_lsapic.o ivt.o pal.o patch.o process.o ptrace.o sal.o \
salinfo.o setup.o signal.o sys_ia64.o time.o traps.o unaligned.o \
unwind.o mca.o mca_asm.o topology.o dma-mapping.o iosapic.o acpi.o \
@@ -34,10 +34,7 @@ mca_recovery-y += mca_drv.o mca_drv_asm.o
obj-$(CONFIG_IA64_MC_ERR_INJECT)+= err_inject.o
obj-$(CONFIG_STACKTRACE) += stacktrace.o
-obj-$(CONFIG_IA64_ESI) += esi.o
-ifneq ($(CONFIG_IA64_ESI),)
-obj-y += esi_stub.o # must be in kernel proper
-endif
+obj-$(CONFIG_IA64_ESI) += esi.o esi_stub.o # must be in kernel proper
obj-$(CONFIG_INTEL_IOMMU) += pci-dma.o
obj-$(CONFIG_ELF_CORE) += elfcore.o
diff --git a/arch/loongarch/Makefile b/arch/loongarch/Makefile
index 84689c3ee3af..d592b9df95c4 100644
--- a/arch/loongarch/Makefile
+++ b/arch/loongarch/Makefile
@@ -79,8 +79,6 @@ CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -x c /dev/null | \
sed -e "s/^\#define /-D'/" -e "s/ /'='/" -e "s/$$/'/" -e 's/\$$/&&/g')
endif
-head-y := arch/loongarch/kernel/head.o
-
libs-y += arch/loongarch/lib/
libs-$(CONFIG_EFI_STUB) += $(objtree)/drivers/firmware/efi/libstub/lib.a
diff --git a/arch/loongarch/kernel/Makefile b/arch/loongarch/kernel/Makefile
index e5be17009fe8..6c33b5c45573 100644
--- a/arch/loongarch/kernel/Makefile
+++ b/arch/loongarch/kernel/Makefile
@@ -3,9 +3,9 @@
# Makefile for the Linux/LoongArch kernel.
#
-extra-y := head.o vmlinux.lds
+extra-y := vmlinux.lds
-obj-y += cpu-probe.o cacheinfo.o env.o setup.o entry.o genex.o \
+obj-y += head.o cpu-probe.o cacheinfo.o env.o setup.o entry.o genex.o \
traps.o irq.o idle.o process.o dma.o mem.o io.o reset.o switch.o \
elf.o syscall.o signal.o time.o topology.o inst.o ptrace.o vdso.o
diff --git a/arch/m68k/68000/Makefile b/arch/m68k/68000/Makefile
index 674541fdf5b8..279560add577 100644
--- a/arch/m68k/68000/Makefile
+++ b/arch/m68k/68000/Makefile
@@ -17,4 +17,4 @@ obj-$(CONFIG_DRAGEN2) += dragen2.o
obj-$(CONFIG_UCSIMM) += ucsimm.o
obj-$(CONFIG_UCDIMM) += ucsimm.o
-extra-y := head.o
+obj-y += head.o
diff --git a/arch/m68k/Makefile b/arch/m68k/Makefile
index e358605b70ba..43e39040d3ac 100644
--- a/arch/m68k/Makefile
+++ b/arch/m68k/Makefile
@@ -86,15 +86,6 @@ ifdef CONFIG_KGDB
KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
endif
-#
-# Select the assembler head startup code. Order is important. The default
-# head code is first, processor specific selections can override it after.
-#
-head-y := arch/m68k/kernel/head.o
-head-$(CONFIG_SUN3) := arch/m68k/kernel/sun3-head.o
-head-$(CONFIG_M68000) := arch/m68k/68000/head.o
-head-$(CONFIG_COLDFIRE) := arch/m68k/coldfire/head.o
-
libs-y += arch/m68k/lib/
diff --git a/arch/m68k/coldfire/Makefile b/arch/m68k/coldfire/Makefile
index 9419a6c1f036..c56bc0dc7f2e 100644
--- a/arch/m68k/coldfire/Makefile
+++ b/arch/m68k/coldfire/Makefile
@@ -45,4 +45,4 @@ obj-$(CONFIG_STMARK2) += stmark2.o
obj-$(CONFIG_PCI) += pci.o
obj-y += gpio.o
-extra-y := head.o
+obj-y += head.o
diff --git a/arch/m68k/kernel/Makefile b/arch/m68k/kernel/Makefile
index c0833da6a2ca..af015447dfb4 100644
--- a/arch/m68k/kernel/Makefile
+++ b/arch/m68k/kernel/Makefile
@@ -3,19 +3,20 @@
# Makefile for the linux kernel.
#
-extra-$(CONFIG_AMIGA) := head.o
-extra-$(CONFIG_ATARI) := head.o
-extra-$(CONFIG_MAC) := head.o
-extra-$(CONFIG_APOLLO) := head.o
-extra-$(CONFIG_VME) := head.o
-extra-$(CONFIG_HP300) := head.o
-extra-$(CONFIG_Q40) := head.o
-extra-$(CONFIG_SUN3X) := head.o
-extra-$(CONFIG_VIRT) := head.o
-extra-$(CONFIG_SUN3) := sun3-head.o
extra-y += vmlinux.lds
-obj-y := entry.o irq.o module.o process.o ptrace.o
+obj-$(CONFIG_AMIGA) := head.o
+obj-$(CONFIG_ATARI) := head.o
+obj-$(CONFIG_MAC) := head.o
+obj-$(CONFIG_APOLLO) := head.o
+obj-$(CONFIG_VME) := head.o
+obj-$(CONFIG_HP300) := head.o
+obj-$(CONFIG_Q40) := head.o
+obj-$(CONFIG_SUN3X) := head.o
+obj-$(CONFIG_VIRT) := head.o
+obj-$(CONFIG_SUN3) := sun3-head.o
+
+obj-y += entry.o irq.o module.o process.o ptrace.o
obj-y += setup.o signal.o sys_m68k.o syscalltable.o time.o traps.o
obj-$(CONFIG_MMU_MOTOROLA) += ints.o vectors.o
diff --git a/arch/microblaze/Makefile b/arch/microblaze/Makefile
index 1826d9ce4459..3f8a86c4336a 100644
--- a/arch/microblaze/Makefile
+++ b/arch/microblaze/Makefile
@@ -48,7 +48,6 @@ CPUFLAGS-1 += $(call cc-option,-mcpu=v$(CPU_VER))
# r31 holds current when in kernel mode
KBUILD_CFLAGS += -ffixed-r31 $(CPUFLAGS-y) $(CPUFLAGS-1) $(CPUFLAGS-2)
-head-y := arch/microblaze/kernel/head.o
libs-y += arch/microblaze/lib/
boot := arch/microblaze/boot
diff --git a/arch/microblaze/kernel/Makefile b/arch/microblaze/kernel/Makefile
index 15a20eb814ce..4393bee64eaf 100644
--- a/arch/microblaze/kernel/Makefile
+++ b/arch/microblaze/kernel/Makefile
@@ -12,9 +12,9 @@ CFLAGS_REMOVE_ftrace.o = -pg
CFLAGS_REMOVE_process.o = -pg
endif
-extra-y := head.o vmlinux.lds
+extra-y := vmlinux.lds
-obj-y += dma.o exceptions.o \
+obj-y += head.o dma.o exceptions.o \
hw_exception_handler.o irq.o \
process.o prom.o ptrace.o \
reset.o setup.o signal.o sys_microblaze.o timer.o traps.o unwind.o
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 4d2a3e73fc45..b296e33f8e33 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -324,8 +324,6 @@ endif
OBJCOPYFLAGS += --remove-section=.reginfo
-head-y := arch/mips/kernel/head.o
-
libs-y += arch/mips/lib/
libs-$(CONFIG_MIPS_FP_SUPPORT) += arch/mips/math-emu/
diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile
index 7c96282bff2e..5d1addac5e28 100644
--- a/arch/mips/kernel/Makefile
+++ b/arch/mips/kernel/Makefile
@@ -3,9 +3,9 @@
# Makefile for the Linux/MIPS kernel.
#
-extra-y := head.o vmlinux.lds
+extra-y := vmlinux.lds
-obj-y += branch.o cmpxchg.o elf.o entry.o genex.o idle.o irq.o \
+obj-y += head.o branch.o cmpxchg.o elf.o entry.o genex.o idle.o irq.o \
process.o prom.o ptrace.o reset.o setup.o signal.o \
syscall.o time.o topology.o traps.o unaligned.o watch.o \
vdso.o cacheinfo.o
diff --git a/arch/nios2/Kbuild b/arch/nios2/Kbuild
index 4e39f7abdeb6..fc2952edd2de 100644
--- a/arch/nios2/Kbuild
+++ b/arch/nios2/Kbuild
@@ -1,4 +1,6 @@
# SPDX-License-Identifier: GPL-2.0-only
+obj-y += kernel/ mm/ platform/ boot/dts/
+
# for cleaning
subdir- += boot
diff --git a/arch/nios2/Makefile b/arch/nios2/Makefile
index d6a7499b814c..f1ff4ce0f1a2 100644
--- a/arch/nios2/Makefile
+++ b/arch/nios2/Makefile
@@ -37,10 +37,7 @@ KBUILD_CFLAGS += -DUTS_SYSNAME=\"$(UTS_SYSNAME)\"
KBUILD_CFLAGS += -fno-builtin
KBUILD_CFLAGS += -G 0
-head-y := arch/nios2/kernel/head.o
libs-y += arch/nios2/lib/ $(LIBGCC)
-core-y += arch/nios2/kernel/ arch/nios2/mm/
-core-y += arch/nios2/platform/
INSTALL_PATH ?= /tftpboot
nios2-boot := arch/$(ARCH)/boot
@@ -48,8 +45,6 @@ BOOT_TARGETS = vmImage zImage
PHONY += $(BOOT_TARGETS) install
KBUILD_IMAGE := $(nios2-boot)/vmImage
-core-y += $(nios2-boot)/dts/
-
all: vmImage
$(BOOT_TARGETS): vmlinux
diff --git a/arch/nios2/kernel/Makefile b/arch/nios2/kernel/Makefile
index 0b645e1e3158..78a913181fa1 100644
--- a/arch/nios2/kernel/Makefile
+++ b/arch/nios2/kernel/Makefile
@@ -3,9 +3,9 @@
# Makefile for the nios2 linux kernel.
#
-extra-y += head.o
extra-y += vmlinux.lds
+obj-y += head.o
obj-y += cpuinfo.o
obj-y += entry.o
obj-y += insnemu.o
diff --git a/arch/openrisc/Makefile b/arch/openrisc/Makefile
index b446510173cd..68249521db5a 100644
--- a/arch/openrisc/Makefile
+++ b/arch/openrisc/Makefile
@@ -55,8 +55,6 @@ ifeq ($(CONFIG_OPENRISC_HAVE_INST_SEXT),y)
KBUILD_CFLAGS += $(call cc-option,-msext)
endif
-head-y := arch/openrisc/kernel/head.o
-
libs-y += $(LIBGCC)
PHONY += vmlinux.bin
diff --git a/arch/openrisc/kernel/Makefile b/arch/openrisc/kernel/Makefile
index 2d172e79f58d..79129161f3e0 100644
--- a/arch/openrisc/kernel/Makefile
+++ b/arch/openrisc/kernel/Makefile
@@ -3,9 +3,9 @@
# Makefile for the linux kernel.
#
-extra-y := head.o vmlinux.lds
+extra-y := vmlinux.lds
-obj-y := setup.o or32_ksyms.o process.o dma.o \
+obj-y := head.o setup.o or32_ksyms.o process.o dma.o \
traps.o time.o irq.o entry.o ptrace.o signal.o \
sys_call_table.o unwinder.o
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index e38d993d87f2..a2d8600521f9 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -113,8 +113,6 @@ cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC
cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300
cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000
-head-y := arch/parisc/kernel/head.o
-
KBUILD_CFLAGS += $(cflags-y)
LIBGCC := $(shell $(CC) -print-libgcc-file-name)
export LIBGCC
diff --git a/arch/parisc/kernel/Makefile b/arch/parisc/kernel/Makefile
index d0bfac89a842..3d138c9cf9ce 100644
--- a/arch/parisc/kernel/Makefile
+++ b/arch/parisc/kernel/Makefile
@@ -3,9 +3,9 @@
# Makefile for arch/parisc/kernel
#
-extra-y := head.o vmlinux.lds
+extra-y := vmlinux.lds
-obj-y := cache.o pacache.o setup.o pdt.o traps.o time.o irq.o \
+obj-y := head.o cache.o pacache.o setup.o pdt.o traps.o time.o irq.o \
pa7300lc.o syscall.o entry.o sys_parisc.o firmware.o \
ptrace.o hardware.o inventory.o drivers.o alternative.o \
signal.o hpmc.o real2.o parisc_ksyms.o unaligned.o \
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 19470d29de16..dc4cbf0a5ca9 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -232,18 +232,6 @@ KBUILD_CFLAGS += $(cpu-as-y)
KBUILD_AFLAGS += $(aflags-y)
KBUILD_CFLAGS += $(cflags-y)
-head-$(CONFIG_PPC64) := arch/powerpc/kernel/head_64.o
-head-$(CONFIG_PPC_BOOK3S_32) := arch/powerpc/kernel/head_book3s_32.o
-head-$(CONFIG_PPC_8xx) := arch/powerpc/kernel/head_8xx.o
-head-$(CONFIG_40x) := arch/powerpc/kernel/head_40x.o
-head-$(CONFIG_44x) := arch/powerpc/kernel/head_44x.o
-head-$(CONFIG_PPC_85xx) := arch/powerpc/kernel/head_85xx.o
-
-head-$(CONFIG_PPC64) += arch/powerpc/kernel/entry_64.o
-head-$(CONFIG_PPC_FPU) += arch/powerpc/kernel/fpu.o
-head-$(CONFIG_ALTIVEC) += arch/powerpc/kernel/vector.o
-head-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += arch/powerpc/kernel/prom_init.o
-
# Default to zImage, override when needed
all: zImage
diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper
index 55978f32fa77..5bdd4dd20bbb 100755
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -433,7 +433,7 @@ fi
# Extract kernel version information, some platforms want to include
# it in the image header
version=`${CROSS}strings "$kernel" | grep '^Linux version [-0-9.]' | \
- cut -d' ' -f3`
+ head -n1 | cut -d' ' -f3`
if [ -n "$version" ]; then
uboot_version="-n Linux-$version"
fi
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 1f121c188805..68ea30fb373e 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -116,12 +116,12 @@ obj-$(CONFIG_PPC_E500) += cpu_setup_e500.o
obj-$(CONFIG_PPC_DOORBELL) += dbell.o
obj-$(CONFIG_JUMP_LABEL) += jump_label.o
-extra-$(CONFIG_PPC64) := head_64.o
-extra-$(CONFIG_PPC_BOOK3S_32) := head_book3s_32.o
-extra-$(CONFIG_40x) := head_40x.o
-extra-$(CONFIG_44x) := head_44x.o
-extra-$(CONFIG_PPC_85xx) := head_85xx.o
-extra-$(CONFIG_PPC_8xx) := head_8xx.o
+obj-$(CONFIG_PPC64) += head_64.o
+obj-$(CONFIG_PPC_BOOK3S_32) += head_book3s_32.o
+obj-$(CONFIG_40x) += head_40x.o
+obj-$(CONFIG_44x) += head_44x.o
+obj-$(CONFIG_PPC_8xx) += head_8xx.o
+obj-$(CONFIG_FSL_BOOKE) += head_85xx.o
extra-y += vmlinux.lds
obj-$(CONFIG_RELOCATABLE) += reloc_$(BITS).o
@@ -196,10 +196,10 @@ KCOV_INSTRUMENT_paca.o := n
CFLAGS_setup_64.o += -fno-stack-protector
CFLAGS_paca.o += -fno-stack-protector
-extra-$(CONFIG_PPC_FPU) += fpu.o
-extra-$(CONFIG_ALTIVEC) += vector.o
-extra-$(CONFIG_PPC64) += entry_64.o
-extra-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom_init.o
+obj-$(CONFIG_PPC_FPU) += fpu.o
+obj-$(CONFIG_ALTIVEC) += vector.o
+obj-$(CONFIG_PPC64) += entry_64.o
+obj-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom_init.o
extra-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom_init_check
diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile
index d63295e21373..e9bd21816ea9 100644
--- a/arch/riscv/Makefile
+++ b/arch/riscv/Makefile
@@ -110,8 +110,6 @@ else
KBUILD_IMAGE := $(boot)/Image.gz
endif
-head-y := arch/riscv/kernel/head.o
-
libs-y += arch/riscv/lib/
libs-$(CONFIG_EFI_STUB) += $(objtree)/drivers/firmware/efi/libstub/lib.a
diff --git a/arch/riscv/kernel/Makefile b/arch/riscv/kernel/Makefile
index 33bb60a354cd..db6e4b1294ba 100644
--- a/arch/riscv/kernel/Makefile
+++ b/arch/riscv/kernel/Makefile
@@ -28,9 +28,9 @@ KASAN_SANITIZE_cpufeature.o := n
endif
endif
-extra-y += head.o
extra-y += vmlinux.lds
+obj-y += head.o
obj-y += soc.o
obj-$(CONFIG_RISCV_ALTERNATIVE) += alternative.o
obj-y += cpu.o
diff --git a/arch/s390/Makefile b/arch/s390/Makefile
index 4cb5d17e7ead..de6d8b2ea4d8 100644
--- a/arch/s390/Makefile
+++ b/arch/s390/Makefile
@@ -119,8 +119,6 @@ export KBUILD_CFLAGS_DECOMPRESSOR
OBJCOPYFLAGS := -O binary
-head-y := arch/s390/kernel/head64.o
-
libs-y += arch/s390/lib/
drivers-y += drivers/s390/
diff --git a/arch/s390/boot/version.c b/arch/s390/boot/version.c
index d32e58bdda6a..fd32f038777f 100644
--- a/arch/s390/boot/version.c
+++ b/arch/s390/boot/version.c
@@ -1,4 +1,5 @@
// SPDX-License-Identifier: GPL-2.0
+#include <generated/utsversion.h>
#include <generated/utsrelease.h>
#include <generated/compile.h>
#include "boot.h"
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index 70b776863f84..5e6a23299790 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -33,7 +33,7 @@ CFLAGS_stacktrace.o += -fno-optimize-sibling-calls
CFLAGS_dumpstack.o += -fno-optimize-sibling-calls
CFLAGS_unwind_bc.o += -fno-optimize-sibling-calls
-obj-y := traps.o time.o process.o earlypgm.o early.o setup.o idle.o vtime.o
+obj-y := head64.o traps.o time.o process.o earlypgm.o early.o setup.o idle.o vtime.o
obj-y += processor.o syscall.o ptrace.o signal.o cpcmd.o ebcdic.o nmi.o
obj-y += debug.o irq.o ipl.o dis.o diag.o vdso.o cpufeature.o
obj-y += sysinfo.o lgr.o os_info.o machine_kexec.o
@@ -42,7 +42,7 @@ obj-y += entry.o reipl.o relocate_kernel.o kdebugfs.o alternative.o
obj-y += nospec-branch.o ipl_vmparm.o machine_kexec_reloc.o unwind_bc.o
obj-y += smp.o text_amode31.o stacktrace.o abs_lowcore.o
-extra-y += head64.o vmlinux.lds
+extra-y += vmlinux.lds
obj-$(CONFIG_SYSFS) += nospec-sysfs.o
CFLAGS_REMOVE_nospec-branch.o += $(CC_FLAGS_EXPOLINE)
diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index b39412bf91fb..5c8776482530 100644
--- a/arch/sh/Makefile
+++ b/arch/sh/Makefile
@@ -114,8 +114,6 @@ endif
export ld-bfd
-head-y := arch/sh/kernel/head_32.o
-
# Mach groups
machdir-$(CONFIG_SOLUTION_ENGINE) += mach-se
machdir-$(CONFIG_SH_HP6XX) += mach-hp6xx
diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile
index aa0fbc9202b1..69cd9ac4b2ab 100644
--- a/arch/sh/kernel/Makefile
+++ b/arch/sh/kernel/Makefile
@@ -3,7 +3,7 @@
# Makefile for the Linux/SuperH kernel.
#
-extra-y := head_32.o vmlinux.lds
+extra-y := vmlinux.lds
ifdef CONFIG_FUNCTION_TRACER
# Do not profile debug and lowlevel utilities
@@ -12,7 +12,7 @@ endif
CFLAGS_REMOVE_return_address.o = -pg
-obj-y := debugtraps.o dumpstack.o \
+obj-y := head_32.o debugtraps.o dumpstack.o \
idle.o io.o irq.o irq_32.o kdebugfs.o \
machvec.o nmi_debug.o process.o \
process_32.o ptrace.o ptrace_32.o \
diff --git a/arch/sparc/Makefile b/arch/sparc/Makefile
index fe58a410b4ce..a4ea5b05f288 100644
--- a/arch/sparc/Makefile
+++ b/arch/sparc/Makefile
@@ -56,8 +56,6 @@ endif
endif
-head-y := arch/sparc/kernel/head_$(BITS).o
-
libs-y += arch/sparc/prom/
libs-y += arch/sparc/lib/
diff --git a/arch/sparc/kernel/Makefile b/arch/sparc/kernel/Makefile
index 620c0c5b749b..0984bb6f0f17 100644
--- a/arch/sparc/kernel/Makefile
+++ b/arch/sparc/kernel/Makefile
@@ -7,8 +7,6 @@
asflags-y := -ansi
ccflags-y := -Werror
-extra-y := head_$(BITS).o
-
# Undefine sparc when processing vmlinux.lds - it is used
# And teach CPP we are doing $(BITS) builds (for this case)
CPPFLAGS_vmlinux.lds := -Usparc -m$(BITS)
@@ -22,6 +20,7 @@ CFLAGS_REMOVE_perf_event.o := -pg
CFLAGS_REMOVE_pcr.o := -pg
endif
+obj-y := head_$(BITS).o
obj-$(CONFIG_SPARC64) += urtt_fill.o
obj-$(CONFIG_SPARC32) += entry.o wof.o wuf.o
obj-$(CONFIG_SPARC32) += etrap_32.o
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 2d7e640674c6..415a5d138de4 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -244,11 +244,6 @@ archheaders:
###
# Kernel objects
-head-y := arch/x86/kernel/head_$(BITS).o
-head-y += arch/x86/kernel/head$(BITS).o
-head-y += arch/x86/kernel/ebda.o
-head-y += arch/x86/kernel/platform-quirks.o
-
libs-y += arch/x86/lib/
# drivers-y are linked after core-y
diff --git a/arch/x86/boot/compressed/kaslr.c b/arch/x86/boot/compressed/kaslr.c
index 4a3f223973f4..e476bcbd9b42 100644
--- a/arch/x86/boot/compressed/kaslr.c
+++ b/arch/x86/boot/compressed/kaslr.c
@@ -29,6 +29,7 @@
#include <linux/uts.h>
#include <linux/utsname.h>
#include <linux/ctype.h>
+#include <generated/utsversion.h>
#include <generated/utsrelease.h>
#define _SETUP
diff --git a/arch/x86/boot/version.c b/arch/x86/boot/version.c
index a1aaaf6c06a6..945383f0f606 100644
--- a/arch/x86/boot/version.c
+++ b/arch/x86/boot/version.c
@@ -11,6 +11,7 @@
*/
#include "boot.h"
+#include <generated/utsversion.h>
#include <generated/utsrelease.h>
#include <generated/compile.h>
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index 1286a73ebdbc..f4479f6415d7 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -3,10 +3,6 @@
# Makefile for the linux kernel.
#
-extra-y := head_$(BITS).o
-extra-y += head$(BITS).o
-extra-y += ebda.o
-extra-y += platform-quirks.o
extra-y += vmlinux.lds
CPPFLAGS_vmlinux.lds += -U$(UTS_MACHINE)
@@ -42,7 +38,11 @@ KCOV_INSTRUMENT := n
CFLAGS_irq.o := -I $(srctree)/$(src)/../include/asm/trace
-obj-y := process_$(BITS).o signal.o
+obj-y += head_$(BITS).o
+obj-y += head$(BITS).o
+obj-y += ebda.o
+obj-y += platform-quirks.o
+obj-y += process_$(BITS).o signal.o
obj-$(CONFIG_COMPAT) += signal_compat.o
obj-y += traps.o idt.o irq.o irq_$(BITS).o dumpstack_$(BITS).o
obj-y += time.o ioport.o dumpstack.o nmi.o
diff --git a/arch/xtensa/Makefile b/arch/xtensa/Makefile
index 5097caa7bf0c..bfd8e433ed62 100644
--- a/arch/xtensa/Makefile
+++ b/arch/xtensa/Makefile
@@ -55,8 +55,6 @@ KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(vardirs) $(plfdirs))
KBUILD_DEFCONFIG := iss_defconfig
-head-y := arch/xtensa/kernel/head.o
-
libs-y += arch/xtensa/lib/
boot := arch/xtensa/boot
diff --git a/arch/xtensa/kernel/Makefile b/arch/xtensa/kernel/Makefile
index 897c1c741058..f28b8e3d717e 100644
--- a/arch/xtensa/kernel/Makefile
+++ b/arch/xtensa/kernel/Makefile
@@ -3,9 +3,9 @@
# Makefile for the Linux/Xtensa kernel.
#
-extra-y := head.o vmlinux.lds
+extra-y := vmlinux.lds
-obj-y := align.o coprocessor.o entry.o irq.o platform.o process.o \
+obj-y := head.o align.o coprocessor.o entry.o irq.o platform.o process.o \
ptrace.o setup.o signal.o stacktrace.o syscall.o time.o traps.o \
vectors.o