On Thu, 2009-09-24 at 15:28 +0400, Yuri Frolov wrote: > Hello, > > here is a corresponding bug: http://bugzilla.kernel.org/show_bug.cgi?id=11143 > This patch should correctly export crtsavres.o in order to make O= option working. > Please, consider to apply. > > > Fix linking modules against crtsavres.o Hi ! This is the same patch you already posted as " [PATCH] Fix linking modules against crtsavres.o " Or it's an update ? I've asked Sam to review it already since it affects the main kernel makefiles, waiting for his answer. Cheers, Ben. > Previously we got > CC drivers/char/hw_random/rng-core.mod.o > LD [M] drivers/char/hw_random/rng-core.ko > /there/src/buildroot.git.ppc/build_powerpc_nofpu/staging_dir/usr/bin/powerpc-linux-uclibc-ld: arch/powerpc/lib/crtsavres.o: No such file: No such file or directory > > * Makefile (LDFLAGS_MODULE_PREREQ): New variable to hold prerequisite > files for modules. > * arch/powerpc/Makefile: add crtsavres.o to LDFLAGS_MODULE_PREREQ. > * scripts/Makefile.modpost (cmd_as_o_S): Copy from Makefile.build. > (cmd_ld_ko_o): Also link LDFLAGS_MODULE_PREREQ. > Provide rule to build objects from assembler. > > Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@xxxxxxxxx> > Signed-off by: Yuri Frolov <yfrolov@xxxxxxxxxxxxx> > > Makefile | 2 ++ > arch/powerpc/Makefile | 2 +- > scripts/Makefile.modpost | 12 ++++++++++-- > 3 files changed, 13 insertions(+), 3 deletions(-) > > diff -urpN -X linux-2.6/Documentation/dontdiff linux-2.6/arch/powerpc/Makefile linux-2.6-powerpc-crtsavres/arch/powerpc/Makefile > --- linux-2.6/arch/powerpc/Makefile 2009-09-17 20:04:31.000000000 +0400 > +++ linux-2.6-powerpc-crtsavres/arch/powerpc/Makefile 2009-09-23 22:08:03.000000000 +0400 > @@ -93,7 +93,7 @@ else > KBUILD_CFLAGS += $(call cc-option,-mtune=power4) > endif > else > -LDFLAGS_MODULE += arch/powerpc/lib/crtsavres.o > +LDFLAGS_MODULE_PREREQ += arch/powerpc/lib/crtsavres.o > endif > > ifeq ($(CONFIG_TUNE_CELL),y) > diff -urpN -X linux-2.6/Documentation/dontdiff linux-2.6/Makefile linux-2.6-powerpc-crtsavres/Makefile > --- linux-2.6/Makefile 2009-09-17 20:04:30.000000000 +0400 > +++ linux-2.6-powerpc-crtsavres/Makefile 2009-09-23 21:41:16.000000000 +0400 > @@ -326,6 +326,7 @@ MODFLAGS = -DMODULE > CFLAGS_MODULE = $(MODFLAGS) > AFLAGS_MODULE = $(MODFLAGS) > LDFLAGS_MODULE = -T $(srctree)/scripts/module-common.lds > +LDFLAGS_MODULE_PREREQ = > CFLAGS_KERNEL = > AFLAGS_KERNEL = > CFLAGS_GCOV = -fprofile-arcs -ftest-coverage > @@ -355,6 +356,7 @@ export VERSION PATCHLEVEL SUBLEVEL KERNE > export ARCH SRCARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC > export CPP AR NM STRIP OBJCOPY OBJDUMP MAKE AWK GENKSYMS PERL UTS_MACHINE > export HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE CHECK CHECKFLAGS > +export HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE LDFLAGS_MODULE_PREREQ CHECK CHECKFLAGS > > export KBUILD_CPPFLAGS NOSTDINC_FLAGS LINUXINCLUDE OBJCOPYFLAGS LDFLAGS > export KBUILD_CFLAGS CFLAGS_KERNEL CFLAGS_MODULE CFLAGS_GCOV > diff -urpN -X linux-2.6/Documentation/dontdiff linux-2.6/scripts/Makefile.modpost linux-2.6-powerpc-crtsavres/scripts/Makefile.modpost > --- linux-2.6/scripts/Makefile.modpost 2009-09-17 20:04:42.000000000 +0400 > +++ linux-2.6-powerpc-crtsavres/scripts/Makefile.modpost 2009-09-23 22:15:00.000000000 +0400 > @@ -122,14 +122,22 @@ quiet_cmd_cc_o_c = CC $@ > cmd_cc_o_c = $(CC) $(c_flags) $(CFLAGS_MODULE) \ > -c -o $@ $< > > -$(modules:.ko=.mod.o): %.mod.o: %.mod.c FORCE > +quiet_cmd_as_o_S = AS $(quiet_modtag) $@ > +cmd_as_o_S = $(CC) $(a_flags) $(AFLAGS_MODULE) -c -o $@ $< > + > +$(LDFLAGS_MODULE_PREREQ): %.o: %.S FORCE > + $(Q)mkdir -p $(dir $@) > + $(call if_changed_dep,as_o_S) > + > +$(modules:.ko=.mod.o): %.mod.o: %.mod.c $(LDFLAGS_MODULE_PREREQ) FORCE > $(call if_changed_dep,cc_o_c) > > targets += $(modules:.ko=.mod.o) > > # Step 6), final link of the modules > quiet_cmd_ld_ko_o = LD [M] $@ > - cmd_ld_ko_o = $(LD) -r $(LDFLAGS) $(LDFLAGS_MODULE) -o $@ \ > + cmd_ld_ko_o = $(LD) -r $(LDFLAGS) $(LDFLAGS_MODULE_PREREQ) \ > + $(LDFLAGS_MODULE) -o $@ \ > $(filter-out FORCE,$^) > > $(modules): %.ko :%.o %.mod.o FORCE > _______________________________________________ > Linuxppc-dev mailing list > Linuxppc-dev@xxxxxxxxxxxxxxxx > https://lists.ozlabs.org/listinfo/linuxppc-dev -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
