Merge tag 'kbuild-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild updates from Masahiro Yamada:

 - Remove the global -isystem compiler flag, which was made possible by
   the introduction of <linux/stdarg.h>

 - Improve the Kconfig help to print the location in the top menu level

 - Fix "FORCE prerequisite is missing" build warning for sparc

 - Add new build targets, tarzst-pkg and perf-tarzst-src-pkg, which
   generate a zstd-compressed tarball

 - Prevent gen_init_cpio tool from generating a corrupted cpio when
   KBUILD_BUILD_TIMESTAMP is set to 2106-02-07 or later

 - Misc cleanups

* tag 'kbuild-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (28 commits)
  kbuild: use more subdir- for visiting subdirectories while cleaning
  sh: remove meaningless archclean line
  initramfs: Check timestamp to prevent broken cpio archive
  kbuild: split DEBUG_CFLAGS out to scripts/Makefile.debug
  gen_init_cpio: add static const qualifiers
  kbuild: Add make tarzst-pkg build option
  scripts: update the comments of kallsyms support
  sparc: Add missing "FORCE" target when using if_changed
  kconfig: refactor conf_touch_dep()
  kconfig: refactor conf_write_dep()
  kconfig: refactor conf_write_autoconf()
  kconfig: add conf_get_autoheader_name()
  kconfig: move sym_escape_string_value() to confdata.c
  kconfig: refactor listnewconfig code
  kconfig: refactor conf_write_symbol()
  kconfig: refactor conf_write_heading()
  kconfig: remove 'const' from the return type of sym_escape_string_value()
  kconfig: rename a variable in the lexer to a clearer name
  kconfig: narrow the scope of variables in the lexer
  kconfig: Create links to main menu items in search
  ...

3 files changed, 7 insertions, 7 deletions

diff --git a/arch/sparc/Kbuild b/arch/sparc/Kbuild
index c9e574906a9b..71cb3d934bf6 100644
--- a/arch/sparc/Kbuild
+++ b/arch/sparc/Kbuild
@@ -9,3 +9,6 @@ obj-y += math-emu/
 obj-y += net/
 obj-y += crypto/
 obj-$(CONFIG_SPARC64) += vdso/
+
+# for cleaning
+subdir- += boot
diff --git a/arch/sparc/Makefile b/arch/sparc/Makefile
index 24fb5a99f439..c7008bbebc4c 100644
--- a/arch/sparc/Makefile
+++ b/arch/sparc/Makefile
@@ -75,9 +75,6 @@ install:
 	sh $(srctree)/$(boot)/install.sh $(KERNELRELEASE) $(KBUILD_IMAGE) \
 		System.map "$(INSTALL_PATH)"
 
-archclean:
-	$(Q)$(MAKE) $(clean)=$(boot)
-
 archheaders:
 	$(Q)$(MAKE) $(build)=arch/sparc/kernel/syscalls all
 
diff --git a/arch/sparc/boot/Makefile b/arch/sparc/boot/Makefile
index 849236d4eca4..45e5c76d449e 100644
--- a/arch/sparc/boot/Makefile
+++ b/arch/sparc/boot/Makefile
@@ -22,7 +22,7 @@ ifeq ($(CONFIG_SPARC64),y)
 
 # Actual linking
 
-$(obj)/zImage: $(obj)/image
+$(obj)/zImage: $(obj)/image FORCE
 	$(call if_changed,gzip)
 	@echo '  kernel: $@ is ready'
 
@@ -31,7 +31,7 @@ $(obj)/vmlinux.aout: vmlinux FORCE
 	@echo '  kernel: $@ is ready'
 else
 
-$(obj)/zImage: $(obj)/image
+$(obj)/zImage: $(obj)/image FORCE
 	$(call if_changed,strip)
 	@echo '  kernel: $@ is ready'
 
@@ -44,7 +44,7 @@ OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment
 $(obj)/image.bin: $(obj)/image FORCE
 	$(call if_changed,objcopy)
 
-$(obj)/image.gz: $(obj)/image.bin
+$(obj)/image.gz: $(obj)/image.bin FORCE
 	$(call if_changed,gzip)
 
 UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR)
@@ -56,7 +56,7 @@ quiet_cmd_uimage.o = UIMAGE.O $@
                      -r -b binary $@ -o $@.o
 
 targets += uImage
-$(obj)/uImage: $(obj)/image.gz
+$(obj)/uImage: $(obj)/image.gz FORCE
 	$(call if_changed,uimage)
 	$(call if_changed,uimage.o)
 	@echo '  Image $@ is ready'