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From: Guenter Roeck <linux@roeck-us•net>
To: Michael Ellerman <mpe@ellerman•id.au>,
	Greg Kroah-Hartman <gregkh@linuxfoundation•org>
Cc: Stephen Rothwell <sfr@canb•auug.org.au>,
	linux-next@vger•kernel.org, linux-kernel@vger•kernel.org,
	Tony Lindgren <tony@atomide•com>, Felipe Balbi <balbi@ti•com>,
	Ard Biesheuvel <ard.biesheuvel@linaro•org>,
	Russell King <rmk+kernel@arm•linux.org.uk>,
	Arnd Bergmann <arnd@arndb•de>,
	Lad@roeck-us•net, Prabhakar <prabhakar.csengg@gmail•com>,
	Thomas Gleixner <tglx@linutronix•de>,
	Daniel Mack <daniel@zonque•org>,
	Mikko Perttunen <mperttunen@nvidia•com>,
	Thierry Reding <treding@nvidia•com>
Subject: Re: linux-next: Tree for Mar 31 (build failures and culprits)
Date: Tue, 31 Mar 2015 19:18:34 -0700	[thread overview]
Message-ID: <551B557A.40805@roeck-us.net> (raw)
In-Reply-To: <1427844281.4256.3.camel@ellerman.id.au>

On 03/31/2015 04:24 PM, Michael Ellerman wrote:
> On Wed, 2015-04-01 at 01:07 +0200, Greg Kroah-Hartman wrote:
>> On Tue, Mar 31, 2015 at 09:16:40AM -0700, Guenter Roeck wrote:
>>> alpha:allmodconfig
>>> mips:allmodconfig
>>>
>>> samples/kdbus/kdbus-workers.c: In function ‘prime_new’:
>>> samples/kdbus/kdbus-workers.c:930:18: error: ‘__NR_memfd_create’ undeclared
>>> (first use in this function)
>>>    p->fd = syscall(__NR_memfd_create, "prime-area", MFD_CLOEXEC);
>>>
>>> Looks like the kdbus example never worked for the affected architectures.
>>> I don't build allmodconfig for all architectures, so other architectures
>>> may be affected as well.
>>
>> You need 3.17 kernel headers to have memfd_create, not much the kdbus
>> test code can do about that.  You might want to update the kernel
>> headers for these build boxes.
>
> Or just 'make headers_install' before building the samples should do it.
>

Sure, that works so well in a cross build environment.

Guenter

  reply	other threads:[~2015-04-01  2:18 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-31 13:02 linux-next: Tree for Mar 31 Stephen Rothwell
2015-03-31 16:16 ` linux-next: Tree for Mar 31 (build failures and culprits) Guenter Roeck
2015-03-31 23:07   ` Greg Kroah-Hartman
2015-03-31 23:24     ` Michael Ellerman
2015-04-01  2:18       ` Guenter Roeck [this message]
2015-04-01  3:01         ` Michael Ellerman
2015-04-01  3:13           ` Guenter Roeck
2015-03-31 23:42     ` Stephen Rothwell
2015-04-01  2:24       ` Guenter Roeck
2015-04-01  2:45         ` Guenter Roeck
2015-04-01  6:13           ` Daniel Mack
2015-04-01  2:17     ` Guenter Roeck
2015-04-01  8:08       ` Russell King - ARM Linux
2015-04-01 12:23         ` Guenter Roeck
2015-04-01  3:16   ` Max Filippov

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