linux-kernel - Re: [PATCH v2 5/7] samples: kdbus: disable for mn10300

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Date:	Thu, 18 Jun 2015 21:49:05 +0530
From:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	David Howells <dhowells@...hat.com>,
	Ulf Hansson <ulf.hansson@...aro.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Johan Hovold <johan@...nel.org>, linux-am33-list@...hat.com,
	linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org, linux-usb@...r.kernel.org
Subject: Re: [PATCH v2 5/7] samples: kdbus: disable for mn10300

On Thu, Jun 18, 2015 at 07:39:58AM -0700, Greg Kroah-Hartman wrote:
> On Thu, Jun 18, 2015 at 05:47:51PM +0530, Sudip Mukherjee wrote:
> > While building it failed with:
> > In function 'prime_new':
> > error: '__NR_memfd_create' undeclared (first use in this function)
> > 
> > memfd_create syscall has not yet been implemented for mn10300.
> > so disable compilation of samples/kdbus for now with mn10300.
> > 
> > Signed-off-by: Sudip Mukherjee <sudip@...torindia.org>
> > ---
> >  samples/Kconfig | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/samples/Kconfig b/samples/Kconfig
> > index a4c6b2f..20c55af 100644
> > --- a/samples/Kconfig
> > +++ b/samples/Kconfig
> > @@ -57,7 +57,7 @@ config SAMPLE_KDB
> >  
> >  config SAMPLE_KDBUS
> >  	bool "Build kdbus API example"
> > -	depends on KDBUS
> > +	depends on KDBUS && !MN10300
> 
> Why not just add the memfd syscall to this arch?
Yes, I intend to. But for now this will fix allmodconfig.
>I thought someone had already sent such a patch in a while ago.
Then it is still not merged. :(
I will try to find that patch adding memfd syscall. And if i find it whom
shall I forward it to?

regards
sudip
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