linux-kernel - Re: linux-next: build warning after merge of the bpf-next tree

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Message-ID: <CAADnVQJsh3BTD4D4fBzaJ9_YdmWf0ftHNrj7RM1m3m5QcBU0gw@mail.gmail.com>
Date:   Tue, 14 Jul 2020 07:54:19 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Jiri Olsa <jolsa@...hat.com>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        David Miller <davem@...emloft.net>,
        Daniel Borkmann <daniel@...earbox.net>,
        Alexei Starovoitov <ast@...nel.org>,
        Networking <netdev@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Jiri Olsa <jolsa@...nel.org>
Subject: Re: linux-next: build warning after merge of the bpf-next tree

On Tue, Jul 14, 2020 at 4:15 AM Jiri Olsa <jolsa@...hat.com> wrote:
>
> On Tue, Jul 14, 2020 at 12:47:02PM +0200, Jiri Olsa wrote:
> > On Tue, Jul 14, 2020 at 08:33:41PM +1000, Stephen Rothwell wrote:
> >
> > SNIP
> >
> > > > diff --git a/tools/bpf/resolve_btfids/Makefile b/tools/bpf/resolve_btfids/Makefile
> > > > index 948378ca73d4..a88cd4426398 100644
> > > > --- a/tools/bpf/resolve_btfids/Makefile
> > > > +++ b/tools/bpf/resolve_btfids/Makefile
> > > > @@ -16,6 +16,20 @@ else
> > > >    MAKEFLAGS=--no-print-directory
> > > >  endif
> > > >
> > > > +# always use the host compiler
> > > > +ifneq ($(LLVM),)
> > > > +HOSTAR  ?= llvm-ar
> > > > +HOSTCC  ?= clang
> > > > +HOSTLD  ?= ld.lld
> > > > +else
> > > > +HOSTAR  ?= ar
> > > > +HOSTCC  ?= gcc
> > > > +HOSTLD  ?= ld
> > > > +endif
> > > > +AR       = $(HOSTAR)
> > > > +CC       = $(HOSTCC)
> > > > +LD       = $(HOSTLD)
> > > > +
> > > >  OUTPUT ?= $(srctree)/tools/bpf/resolve_btfids/
> > > >
> > > >  LIBBPF_SRC := $(srctree)/tools/lib/bpf/
> > > >
> > >
> > > Thanks for the quick response.  However, in the mean time the bpf-next
> > > tree has been merged into the net-next tree, so these fixes will be
> > > needed there ASAP.
> >
> > I just posted it
>
> ugh, you said net-next..
>
> David, do you need me to repost with net-next tag?
>   https://lore.kernel.org/bpf/20200714102534.299280-1-jolsa@kernel.org/T/

NO. The fixes must go into bpf-next first.