Subject: [PATCH -next 2/2] kbuild: fix for updated LZ4 tool with the new streaming format

From: [email-masked] (Borislav Petkov)
Date: Wed, 10 Jul 2013 11:36:42 +0200

On Wed, Jul 10, 2013 at 10:12:46AM +0200, Geert Uytterhoeven wrote:
> >> diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
> >> index a0ab6d7..c9bfbb0 100644
> >> --- a/scripts/Makefile.lib
> >> +++ b/scripts/Makefile.lib
> >> @@ -313,7 +313,7 @@ cmd_lzo = (cat $(filter-out FORCE,$^) | \
> >>
> >>  quiet_cmd_lz4 = LZ4     $@
> >>  cmd_lz4 = (cat $(filter-out FORCE,$^) | \
> >> -     lz4demo -c1 stdin stdout && $(call size_append, $(filter-out FORCE,$^))) > $@ || \
> >> +     lz4c -l -c1 stdin stdout && $(call size_append, $(filter-out FORCE,$^))) > $@ || \
> >
> > You probably want to check for the presence of lz4c on the system and
> > bail with an informative message if absent.
> 
> Yep, x86_64-randconfig
> (http://kisskb.ellerman.id.au/kisskb/buildresult/9110794/):
> 
>   LZ4     arch/x86/boot/compressed/vmlinux.bin.lz4
> /bin/sh: lz4c: command not found

Sure, it had to be 2 months and to hit upstream for there still to be no
fix. Geez...

Anyone reading this and willing to try his skills with an
introductory-level patch, feel free to address this. I'll help testing
and upstreaming it.

Thanks.

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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