linux-kernel - Re: [PATCH 2/5] all: introduce COMPAT_WRAPPER option and enable it for s390

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Date:	Thu, 25 Feb 2016 23:19:26 +0300
From:	Yury Norov <ynorov@...iumnetworks.com>
To:	Heiko Carstens <heiko.carstens@...ibm.com>
CC:	<linux-arch@...r.kernel.org>, <linux-s390@...r.kernel.org>,
	<arnd@...db.de>, <linux-doc@...r.kernel.org>,
	<Prasun.Kapoor@...iumnetworks.com>, <catalin.marinas@....com>,
	<pinskia@...il.com>, <Nathan_Lynch@...tor.com>,
	<linux-kernel@...r.kernel.org>, <agraf@...e.de>,
	<klimov.linux@...il.com>, <broonie@...nel.org>,
	<bamvor.zhangjian@...wei.com>, <joseph@...esourcery.com>,
	<linux-arm-kernel@...ts.infradead.org>,
	<christoph.muellner@...obroma-systems.com>
Subject: Re: [PATCH 2/5] all: introduce COMPAT_WRAPPER option and enable it
 for s390

On Thu, Feb 25, 2016 at 09:49:43AM +0100, Heiko Carstens wrote:
> On Wed, Feb 24, 2016 at 09:34:11PM +0300, Yury Norov wrote:
> > Signed-off-by: Yury Norov <ynorov@...iumnetworks.com>
> > ---
> >  arch/Kconfig      | 4 ++++
> >  arch/s390/Kconfig | 1 +
> >  2 files changed, 5 insertions(+)
> > 
> > diff --git a/arch/Kconfig b/arch/Kconfig
> > index f6b649d..6393093 100644
> > --- a/arch/Kconfig
> > +++ b/arch/Kconfig
> > @@ -583,6 +583,10 @@ config HAVE_COPY_THREAD_TLS
> >  	  normal C parameter passing, rather than extracting the syscall
> >  	  argument from pt_regs.
> > 
> > +config COMPAT_WRAPPER
> > +	bool
> > +	depends on COMPAT
> > +
> >  #
> >  # ABI hall of shame
> >  #
> > diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
> > index 3be9c83..082b861 100644
> > --- a/arch/s390/Kconfig
> > +++ b/arch/s390/Kconfig
> > @@ -333,6 +333,7 @@ config COMPAT
> >  	select COMPAT_BINFMT_ELF if BINFMT_ELF
> >  	select ARCH_WANT_OLD_COMPAT_IPC
> >  	select COMPAT_OLD_SIGACTION
> > +	select COMPAT_WRAPPER
> >  	depends on MULTIUSER
> >  	help
> >  	  Select this option if you want to enable your system kernel to
> 
> Maybe merge this into patch 4/5?

Then bisectability will suffer, as next patch needs COMPAT_WRAPPER
enabled.

> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

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