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

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Date:	Thu, 18 Jun 2015 07:39:58 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
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 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?  I thought someone had
already sent such a patch in a while ago.

thanks,

greg k-h
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