linux-kernel - Re: linux-next: build failure after merge of the tip tree

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Date:   Wed, 8 Nov 2017 07:17:20 -0600
From:   Josh Poimboeuf <jpoimboe@...hat.com>
To:     Ingo Molnar <mingo@...nel.org>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the tip tree

On Wed, Nov 08, 2017 at 10:18:28AM +0100, Ingo Molnar wrote:
> 
> * Josh Poimboeuf <jpoimboe@...hat.com> wrote:
> 
> > On Wed, Nov 08, 2017 at 01:47:17PM +1100, Stephen Rothwell wrote:
> > > Presumably caused by commit
> > > 
> > >   6a77cff819ae ("objtool: Move synced files to their original relative locations")
> > > 
> > > If it matters, this is a cross compilation (PowerPC host) using O= .
> > > 
> > > I have used the tip tree from next-20171107 for today.
> > 
> > Hi Stephen,
> > 
> > Does this fix it?
> > 
> > diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile
> > index 6aaed251b4ed..0f94af3ccaaa 100644
> > --- a/tools/objtool/Makefile
> > +++ b/tools/objtool/Makefile
> > @@ -27,7 +27,7 @@ all: $(OBJTOOL)
> >  
> >  INCLUDES := -I$(srctree)/tools/include \
> >  	    -I$(srctree)/tools/arch/$(HOSTARCH)/include/uapi \
> > -	    -I$(srctree)/tools/objtool/arch/$(HOSTARCH)/include
> > +	    -I$(srctree)/tools/objtool/arch/$(ARCH)/include
> >  WARNINGS := $(EXTRA_WARNINGS) -Wno-switch-default -Wno-switch-enum -Wno-packed
> >  CFLAGS   += -Wall -Werror $(WARNINGS) -fomit-frame-pointer -O2 -g $(INCLUDES)
> >  LDFLAGS  += -lelf $(LIBSUBCMD)
> 
> Note, I created a commit out of this fix, with your SOB - let me know if you have 
> any objections.

Looks good, thanks Ingo!

-- 
Josh