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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-12-17 16:24:13 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-12-17 16:24:13 -0800 |
| commit | 41e0e24b450fadc079dfb659d81f3076afcfbd8a (patch) | |
| tree | 74ae1884d7f3765650c6ddda0c51115882ea761b /scripts/Makefile.build | |
| parent | 0aaf2146ecf00f7932f472ec5aa30d999c89530c (diff) | |
| parent | 334bb773876403eae3457d81be0b8ea70f8e4ccc (diff) | |
| download | linux-41e0e24b450fadc079dfb659d81f3076afcfbd8a.tar.bz2 | |
Merge branch 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kbuild updates from Michal Marek:
- prototypes for x86 asm-exported symbols (Adam Borowski) and a warning
about missing CRCs (Nick Piggin)
- asm-exports fix for LTO (Nicolas Pitre)
- thin archives improvements (Nick Piggin)
- linker script fix for CONFIG_LD_DEAD_CODE_DATA_ELIMINATION (Nick
Piggin)
- genksyms support for __builtin_va_list keyword
- misc minor fixes
* 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
x86/kbuild: enable modversions for symbols exported from asm
kbuild: fix scripts/adjust_autoksyms.sh* for the no modules case
scripts/kallsyms: remove last remnants of --page-offset option
make use of make variable CURDIR instead of calling pwd
kbuild: cmd_export_list: tighten the sed script
kbuild: minor improvement for thin archives build
kbuild: modpost warn if export version crc is missing
kbuild: keep data tables through dead code elimination
kbuild: improve linker compatibility with lib-ksyms.o build
genksyms: Regenerate parser
kbuild/genksyms: handle va_list type
kbuild: thin archives for multi-y targets
kbuild: kallsyms allow 3-pass generation if symbols size has changed
Diffstat (limited to 'scripts/Makefile.build')
| -rw-r--r-- | scripts/Makefile.build | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 7675d11ee65e..eadcd4d359d9 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -488,9 +488,9 @@ endif quiet_cmd_export_list = EXPORTS $@ cmd_export_list = $(OBJDUMP) -h $< | \ - sed -ne '/___ksymtab/{s/.*+/$(ref_prefix)/;s/ .*/)/;p}' >$(ksyms-lds);\ + sed -ne '/___ksymtab/s/.*+\([^ ]*\).*/$(ref_prefix)\1)/p' >$(ksyms-lds);\ rm -f $(dummy-object);\ - $(AR) rcs$(KBUILD_ARFLAGS) $(dummy-object);\ + echo | $(CC) $(a_flags) -c -o $(dummy-object) -x assembler -;\ $(LD) $(ld_flags) -r -o $@ -T $(ksyms-lds) $(dummy-object);\ rm $(dummy-object) $(ksyms-lds) @@ -517,11 +517,18 @@ $($(subst $(obj)/,,$(@:.o=-objs))) \ $($(subst $(obj)/,,$(@:.o=-y))) \ $($(subst $(obj)/,,$(@:.o=-m)))), $^) -quiet_cmd_link_multi-y = LD $@ -cmd_link_multi-y = $(LD) $(ld_flags) -r -o $@ $(link_multi_deps) $(cmd_secanalysis) +cmd_link_multi-link = $(LD) $(ld_flags) -r -o $@ $(link_multi_deps) $(cmd_secanalysis) + +ifdef CONFIG_THIN_ARCHIVES + quiet_cmd_link_multi-y = AR $@ + cmd_link_multi-y = rm -f $@; $(AR) rcST$(KBUILD_ARFLAGS) $@ $(link_multi_deps) +else + quiet_cmd_link_multi-y = LD $@ + cmd_link_multi-y = $(cmd_link_multi-link) +endif quiet_cmd_link_multi-m = LD [M] $@ -cmd_link_multi-m = $(cmd_link_multi-y) +cmd_link_multi-m = $(cmd_link_multi-link) $(multi-used-y): FORCE $(call if_changed,link_multi-y) |