diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 38 |
1 files changed, 18 insertions, 20 deletions
@@ -277,10 +277,6 @@ no-dot-config-targets := $(clean-targets) \ $(version_h) headers headers_% archheaders archscripts \ %asm-generic kernelversion %src-pkg dt_binding_check \ outputmakefile rustavailable rustfmt rustfmtcheck -# Installation targets should not require compiler. Unfortunately, vdso_install -# is an exception where build artifacts may be updated. This must be fixed. -no-compiler-targets := $(no-dot-config-targets) install dtbs_install \ - headers_install modules_install modules_sign kernelrelease image_name no-sync-config-targets := $(no-dot-config-targets) %install modules_sign kernelrelease \ image_name single-targets := %.a %.i %.ko %.lds %.ll %.lst %.mod %.o %.rsi %.s %.symtypes %/ @@ -288,7 +284,6 @@ single-targets := %.a %.i %.ko %.lds %.ll %.lst %.mod %.o %.rsi %.s %.symtypes % config-build := mixed-build := need-config := 1 -need-compiler := 1 may-sync-config := 1 single-build := @@ -298,18 +293,14 @@ ifneq ($(filter $(no-dot-config-targets), $(MAKECMDGOALS)),) endif endif -ifneq ($(filter $(no-compiler-targets), $(MAKECMDGOALS)),) - ifeq ($(filter-out $(no-compiler-targets), $(MAKECMDGOALS)),) - need-compiler := - endif -endif - ifneq ($(filter $(no-sync-config-targets), $(MAKECMDGOALS)),) ifeq ($(filter-out $(no-sync-config-targets), $(MAKECMDGOALS)),) may-sync-config := endif endif +need-compiler := $(may-sync-config) + ifneq ($(KBUILD_EXTMOD),) may-sync-config := endif @@ -522,8 +513,6 @@ LZ4 = lz4c XZ = xz ZSTD = zstd -PAHOLE_FLAGS = $(shell PAHOLE=$(PAHOLE) $(srctree)/scripts/pahole-flags.sh) - CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \ -Wbitwise -Wno-return-void -Wno-unknown-attribute $(CF) NOSTDINC_FLAGS := @@ -614,7 +603,6 @@ export KBUILD_RUSTFLAGS RUSTFLAGS_KERNEL RUSTFLAGS_MODULE export KBUILD_AFLAGS AFLAGS_KERNEL AFLAGS_MODULE export KBUILD_AFLAGS_MODULE KBUILD_CFLAGS_MODULE KBUILD_RUSTFLAGS_MODULE KBUILD_LDFLAGS_MODULE export KBUILD_AFLAGS_KERNEL KBUILD_CFLAGS_KERNEL KBUILD_RUSTFLAGS_KERNEL -export PAHOLE_FLAGS # Files to ignore in find ... statements @@ -684,7 +672,7 @@ ifdef config-build # *config targets only - make sure prerequisites are updated, and descend # in scripts/kconfig to make the *config target -# Read arch specific Makefile to set KBUILD_DEFCONFIG as needed. +# Read arch-specific Makefile to set KBUILD_DEFCONFIG as needed. # KBUILD_DEFCONFIG may point out an alternative default configuration # used for 'make defconfig' include $(srctree)/arch/$(SRCARCH)/Makefile @@ -698,7 +686,7 @@ config: outputmakefile scripts_basic FORCE else #!config-build # =========================================================================== -# Build targets only - this includes vmlinux, arch specific targets, clean +# Build targets only - this includes vmlinux, arch-specific targets, clean # targets and others. In general all targets except *config targets. # If building an external module we do not care about the all: rule @@ -1011,6 +999,7 @@ KBUILD_CPPFLAGS += $(call cc-option,-fmacro-prefix-map=$(srctree)/=) # include additional Makefiles when needed include-y := scripts/Makefile.extrawarn include-$(CONFIG_DEBUG_INFO) += scripts/Makefile.debug +include-$(CONFIG_DEBUG_INFO_BTF)+= scripts/Makefile.btf include-$(CONFIG_KASAN) += scripts/Makefile.kasan include-$(CONFIG_KCSAN) += scripts/Makefile.kcsan include-$(CONFIG_KMSAN) += scripts/Makefile.kmsan @@ -1318,6 +1307,14 @@ quiet_cmd_install = INSTALL $(INSTALL_PATH) cmd_install = unset sub_make_done; $(srctree)/scripts/install.sh # --------------------------------------------------------------------------- +# vDSO install + +PHONY += vdso_install +vdso_install: export INSTALL_FILES = $(vdso-install-y) +vdso_install: + $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.vdsoinst + +# --------------------------------------------------------------------------- # Tools ifdef CONFIG_OBJTOOL @@ -1486,7 +1483,7 @@ MRPROPER_FILES += include/config include/generated \ certs/signing_key.pem \ certs/x509.genkey \ vmlinux-gdb.py \ - kernel.spec rpmbuild \ + rpmbuild \ rust/libmacros.so # clean - Delete most, but leave enough to build external modules @@ -1560,6 +1557,7 @@ help: @echo '* vmlinux - Build the bare kernel' @echo '* modules - Build all modules' @echo ' modules_install - Install all modules to INSTALL_MOD_PATH (default: /)' + @echo ' vdso_install - Install unstripped vdso to INSTALL_MOD_PATH (default: /)' @echo ' dir/ - Build all files in dir and below' @echo ' dir/file.[ois] - Build specified target only' @echo ' dir/file.ll - Build the LLVM assembly file' @@ -1637,9 +1635,9 @@ help: @echo 'Documentation targets:' @$(MAKE) -f $(srctree)/Documentation/Makefile dochelp @echo '' - @echo 'Architecture specific targets ($(SRCARCH)):' + @echo 'Architecture-specific targets ($(SRCARCH)):' @$(or $(archhelp),\ - echo ' No architecture specific help defined for $(SRCARCH)') + echo ' No architecture-specific help defined for $(SRCARCH)') @echo '' @$(if $(boards), \ $(foreach b, $(boards), \ @@ -1681,7 +1679,7 @@ help-boards: $(help-board-dirs) boards-per-dir = $(sort $(notdir $(wildcard $(srctree)/arch/$(SRCARCH)/configs/$*/*_defconfig))) $(help-board-dirs): help-%: - @echo 'Architecture specific targets ($(SRCARCH) $*):' + @echo 'Architecture-specific targets ($(SRCARCH) $*):' @$(if $(boards-per-dir), \ $(foreach b, $(boards-per-dir), \ printf " %-24s - Build for %s\\n" $*/$(b) $(subst _defconfig,,$(b));) \ |