Messages in this thread | | | From | Sedat Dilek <> | Date | Tue, 14 Jul 2020 20:33:19 +0200 | Subject | Re: [PATCH v4 0/7] x86/boot: Remove runtime relocations from compressed kernel |
| |
On Tue, Jul 14, 2020 at 8:30 PM Sedat Dilek <sedat.dilek@gmail.com> wrote: > > > I did a full new build... > > > > ...and it fails with ld.lld-11 as linker: > > > > ld.lld-11 -m elf_x86_64 -pie --no-dynamic-linker -r -o > > arch/x86/boot/compressed/.tmp_misc.o arch/x86/boot/compressed/misc.o > > -T arch/x86/boot/compressed/.tmp_misc.ver; mv -f > > arch/x86/boot/compressed/.tmp_misc.o arch/x86/boot/compressed/misc.o; > > rm -f arch/x86/boot/compressed/.tmp_misc.ver; fi > > *** ld.lld-11: error: -r and -pie may not be used together *** > > make[5]: *** [scripts/Makefile.build:281: > > arch/x86/boot/compressed/misc.o] Error 1 > > > > It's annoying to fail on the last minutes of a build. > > Sorry for being very honest. > > > > I applied this diff... > > $ git diff arch/x86/boot/compressed/Makefile > diff --git a/arch/x86/boot/compressed/Makefile > b/arch/x86/boot/compressed/Makefile > index 789d5d14d8b0..9ba52a656838 100644 > --- a/arch/x86/boot/compressed/Makefile > +++ b/arch/x86/boot/compressed/Makefile > @@ -51,7 +51,10 @@ UBSAN_SANITIZE :=n > KBUILD_LDFLAGS := -m elf_$(UTS_MACHINE) > # Compressed kernel should be built as PIE since it may be loaded at any > # address by the bootloader. > +# LLD linker does not allow -r and -pie options to be used together. > +ifndef CONFIG_LD_IS_LLD > KBUILD_LDFLAGS += -pie $(call ld-option, --no-dynamic-linker) > +endif > LDFLAGS_vmlinux := -T > > hostprogs := mkpiggy > > ...and was able to build, assemble, link arch/x86/boot/compressed/*. >
I checked my last succesfull build without your patchset:
$ grep no-dynamic-linker build-log_5.8.0-rc5-1-amd64-llvm11-ias.txt [ EMPTY ]
- Sedat -
| |