netdev - Re: [PATCH v5] can: xilinx CAN controller support.

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Date:	Thu, 13 Mar 2014 19:21:12 +0800
From:	Fengguang Wu <fengguang.wu@...el.com>
To:	Michal Simek <michal.simek@...inx.com>
Cc:	Arnd Bergmann <arnd@...db.de>,
	linux-arm-kernel@...ts.infradead.org,
	Marc Kleine-Budde <mkl@...gutronix.de>, monstr@...str.eu,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, linux-can@...r.kernel.org,
	robh+dt@...nel.org,
	Kedareswara rao Appana <appana.durga.rao@...inx.com>,
	grant.likely@...aro.org,
	Kedareswara rao Appana <appanad@...inx.com>,
	wg@...ndegger.com
Subject: Re: [PATCH v5] can: xilinx CAN controller support.

Hi Michal,

On Tue, Mar 11, 2014 at 10:38:14AM +0100, Michal Simek wrote:
> On 03/11/2014 05:45 AM, Fengguang Wu wrote:
> >>> You probably want something like
> >>>
> >>> 	config CAN_XILINX
> >>> 	tristate "Xilinx CAN"
> >>> 	depends on ARCH_ZYNQ || MICROBLAZE || COMPILE_TEST
> >>> 	depends on COMMON_CLK && HAS_MMIO  # whatever you need for other architectures
> >>
> >> Fengguang: Are you use COMPILE_TEST in zero day testing system?
> > 
> > Yeah, the randconfig build/boot tests should cover both COMPILE_TEST
> > and !COMPILE_TEST cases.
> 
> But the point is that randconfig is really random it means it definitely can
> cover but not there is no certainty that for that build, you are running,
> has both option for all architectures enabled.
> Or do I read it wrongly?

Good point!  Since the 0day system is running randconfig tests
everyday, it has very good opportunity to cover the COMPILE_TEST case.
But to be sure, I'll explicitly enable COMPILE_TEST in some cases.

Thanks,
Fengguang
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