Re: [PATCH bpf-next v1] selftests/bpf: Fix wrong binary in Makefile log output

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On Fri, Jul 19, 2024 at 10:23:33PM -0700, Tony Ambardar wrote:
> On Fri, Jul 19, 2024 at 07:57:09PM -0700, Andrii Nakryiko wrote:
> > On Fri, Jul 19, 2024 at 4:22 PM Tony Ambardar <tony.ambardar@xxxxxxxxx> wrote:
> > >

[...]

> > > --- a/tools/testing/selftests/bpf/Makefile
> > > +++ b/tools/testing/selftests/bpf/Makefile
> > > @@ -425,27 +425,28 @@ $(OUTPUT)/flow_dissector_load.o: flow_dissector_load.h
> > >  $(OUTPUT)/cgroup_getset_retval_hooks.o: cgroup_getset_retval_hooks.h
> > >
> > >  # Build BPF object using Clang
> > > -# $1 - input .c file
> > > -# $2 - output .o file
> > > -# $3 - CFLAGS
> > > +# $1 - binary name
> > > +# $2 - input .c file
> > > +# $3 - output .o file
> > > +# $4 - CFLAGS
> > >  define CLANG_BPF_BUILD_RULE
> > > -       $(call msg,CLNG-BPF,$(TRUNNER_BINARY),$2)
> > > -       $(Q)$(CLANG) $3 -O2 --target=bpf -c $1 -mcpu=v3 -o $2
> > > +       $(call msg,CLNG-BPF,$1,$3)
> > > +       $(Q)$(CLANG) $4 -O2 --target=bpf -c $2 -mcpu=v3 -o $3
> > 
> > this works, but did you have to renumber all parameters? Let's maybe
> > pass this binary name as the 4th argument?
> > 
> 
> OK, I'll update as requested and minimize the diff.
> 
Hi Andrii,

I sent out a v2 based on your suggestions but omitted Eduard's Acked-by:
by mistake. Should I resubmit or is that something you can update?

Thanks,
Tony
> > pw-bot: cr
> > 
> > >  endef
> > >  # Similar to CLANG_BPF_BUILD_RULE, but with disabled alu32
> > >  define CLANG_NOALU32_BPF_BUILD_RULE
> > > -       $(call msg,CLNG-BPF,$(TRUNNER_BINARY),$2)
> > > -       $(Q)$(CLANG) $3 -O2 --target=bpf -c $1 -mcpu=v2 -o $2
> > > +       $(call msg,CLNG-BPF,$1,$3)
> > > +       $(Q)$(CLANG) $4 -O2 --target=bpf -c $2 -mcpu=v2 -o $3
> > >  endef
> > >  # Similar to CLANG_BPF_BUILD_RULE, but with cpu-v4
> > >  define CLANG_CPUV4_BPF_BUILD_RULE
> > > -       $(call msg,CLNG-BPF,$(TRUNNER_BINARY),$2)
> > > -       $(Q)$(CLANG) $3 -O2 --target=bpf -c $1 -mcpu=v4 -o $2
> > > +       $(call msg,CLNG-BPF,$1,$3)
> > > +       $(Q)$(CLANG) $4 -O2 --target=bpf -c $2 -mcpu=v4 -o $3
> > >  endef
> > >  # Build BPF object using GCC
> > >  define GCC_BPF_BUILD_RULE
> > > -       $(call msg,GCC-BPF,$(TRUNNER_BINARY),$2)
> > > -       $(Q)$(BPF_GCC) $3 -DBPF_NO_PRESERVE_ACCESS_INDEX -Wno-attributes -O2 -c $1 -o $2
> > > +       $(call msg,GCC-BPF,$1,$3)
> > > +       $(Q)$(BPF_GCC) $4 -DBPF_NO_PRESERVE_ACCESS_INDEX -Wno-attributes -O2 -c $2 -o $3
> > >  endef
> > >
> > >  SKEL_BLACKLIST := btf__% test_pinning_invalid.c test_sk_assign.c
> > > @@ -534,7 +535,7 @@ $(TRUNNER_BPF_OBJS): $(TRUNNER_OUTPUT)/%.bpf.o:                             \
> > >                      $(wildcard $(BPFDIR)/bpf_*.h)                      \
> > >                      $(wildcard $(BPFDIR)/*.bpf.h)                      \
> > >                      | $(TRUNNER_OUTPUT) $$(BPFOBJ)
> > > -       $$(call $(TRUNNER_BPF_BUILD_RULE),$$<,$$@,                      \
> > > +       $$(call $(TRUNNER_BPF_BUILD_RULE),$(TRUNNER_BINARY),$$<,$$@,    \
> > >                                           $(TRUNNER_BPF_CFLAGS)         \
> > >                                           $$($$<-CFLAGS)                \
> > >                                           $$($$<-$2-CFLAGS))
> > > --
> > > 2.34.1
> > >




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