[Cocci] Coccinelle: fix parallel build with CHECK=scripts/coccicheck

yamada.masahiro at socionext.com yamada.masahiro at socionext.com
Tue Nov 14 04:29:14 CET 2017


Hi Markus,

I will add more description in the commit log.
Thanks

> -----Original Message-----
> From: SF Markus Elfring [mailto:elfring at users.sourceforge.net]
> Sent: Saturday, November 11, 2017 1:27 AM
> To: Yamada, Masahiro/山田 真弘 <yamada.masahiro at socionext.com>
> Cc: cocci at systeme.lip6.fr
> Subject: Re: Coccinelle: fix parallel build with CHECK=scripts/coccicheck
> 
> > The command "make -j8 C=1 CHECK=scripts/coccicheck" produces lots of
> > "coccicheck failed" error messages.
> 
> * Which software versions did you try out for these source file checks?
> 
> * Can the software situation be clarified any more?
> 
> 
> > I do not know the coccinelle internals,
> 
> Would you like to extend your knowledge in this area?
> 
> 
> > but I guess --jobs does not work well if spatch is invoked from Make
> > running in parallel.
> 
> The desired parallelisation support can evolve into additional directions,
> can't it?
> 
> 
> > Disable --jobs in this case.
> 
> How do you think about further possibilities for separation of work between
> Coccinelle and Make processes?
> 
> Regards,
> Markus


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