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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-08-10 10:40:41 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-08-10 10:40:41 -0700 |
| commit | 0af5cb349a2c97fbabb3cede96efcde9d54b7940 (patch) | |
| tree | 16a7f2c4eac7d06fab0139d27aa99f5ddef6605f /Makefile | |
| parent | d4252071b97d2027d246f6a82cbee4d52f618b47 (diff) | |
| parent | 672fb6740cbfde34f4d367ffa3c939b608a927e1 (diff) | |
| download | linux-0af5cb349a2c97fbabb3cede96efcde9d54b7940.tar.bz2 | |
Merge tag 'kbuild-v5.20' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kbuild updates from Masahiro Yamada:
- Remove the support for -O3 (CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE_O3)
- Fix error of rpm-pkg cross-builds
- Support riscv for checkstack tool
- Re-enable -Wformwat warnings for Clang
- Clean up modpost, Makefiles, and misc scripts
* tag 'kbuild-v5.20' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (30 commits)
modpost: remove .symbol_white_list field entirely
modpost: remove unneeded .symbol_white_list initializers
modpost: add PATTERNS() helper macro
modpost: shorten warning messages in report_sec_mismatch()
Revert "Kbuild, lto, workaround: Don't warn for initcall_reference in modpost"
modpost: use more reliable way to get fromsec in section_rel(a)()
modpost: add array range check to sec_name()
modpost: refactor get_secindex()
kbuild: set EXIT trap before creating temporary directory
modpost: remove unused Elf_Sword macro
Makefile.extrawarn: re-enable -Wformat for clang
kbuild: add dtbs_prepare target
kconfig: Qt5: tell the user which packages are required
modpost: use sym_get_data() to get module device_table data
modpost: drop executable ELF support
checkstack: add riscv support for scripts/checkstack.pl
kconfig: shorten the temporary directory name for cc-option
scripts: headers_install.sh: Update config leak ignore entries
kbuild: error out if $(INSTALL_MOD_PATH) contains % or :
kbuild: error out if $(KBUILD_EXTMOD) contains % or :
...
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 18 |
1 files changed, 12 insertions, 6 deletions
@@ -129,6 +129,9 @@ endif $(if $(word 2, $(KBUILD_EXTMOD)), \ $(error building multiple external modules is not supported)) +$(foreach x, % :, $(if $(findstring $x, $(KBUILD_EXTMOD)), \ + $(error module directory path cannot contain '$x'))) + # Remove trailing slashes ifneq ($(filter %/, $(KBUILD_EXTMOD)),) KBUILD_EXTMOD := $(shell dirname $(KBUILD_EXTMOD).) @@ -755,8 +758,6 @@ KBUILD_CFLAGS += $(call cc-disable-warning, address-of-packed-member) ifdef CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE KBUILD_CFLAGS += -O2 -else ifdef CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE_O3 -KBUILD_CFLAGS += -O3 else ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE KBUILD_CFLAGS += -Os endif @@ -1370,16 +1371,21 @@ endif ifneq ($(dtstree),) -%.dtb: include/config/kernel.release scripts_dtc +%.dtb: dtbs_prepare $(Q)$(MAKE) $(build)=$(dtstree) $(dtstree)/$@ -%.dtbo: include/config/kernel.release scripts_dtc +%.dtbo: dtbs_prepare $(Q)$(MAKE) $(build)=$(dtstree) $(dtstree)/$@ -PHONY += dtbs dtbs_install dtbs_check -dtbs: include/config/kernel.release scripts_dtc +PHONY += dtbs dtbs_prepare dtbs_install dtbs_check +dtbs: dtbs_prepare $(Q)$(MAKE) $(build)=$(dtstree) +# include/config/kernel.release is actually needed when installing DTBs because +# INSTALL_DTBS_PATH contains $(KERNELRELEASE). However, we do not want to make +# dtbs_install depend on it as dtbs_install may run as root. +dtbs_prepare: include/config/kernel.release scripts_dtc + ifneq ($(filter dtbs_check, $(MAKECMDGOALS)),) export CHECK_DTBS=y dtbs: dt_binding_check |