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Date:	Mon, 16 May 2016 05:29:12 +0000
From:	"Chuah, Kim Tatt" <kim.tatt.chuah@...el.com>
To:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	lkp <lkp@...el.com>, Peter Hurley <peter@...leysoftware.com>
CC:	"kbuild-all@...org" <kbuild-all@...org>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"Koul, Vinod" <vinod.koul@...el.com>,
	"heikki.krogerus@...ux.intel.com" <heikki.krogerus@...ux.intel.com>,
	"mika.westerberg@...ux.intel.com" <mika.westerberg@...ux.intel.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Tan, Jui Nee" <jui.nee.tan@...el.com>
Subject: RE: [PATCH 2/2] serial: 8250_mid: Read RX buffer on RX DMA timeout
 for DNV



>-----Original Message-----
>From: Andy Shevchenko [mailto:andriy.shevchenko@...ux.intel.com]
>Sent: Friday, May 13, 2016 7:28 PM
>To: lkp <lkp@...el.com>; Chuah, Kim Tatt <kim.tatt.chuah@...el.com>; Peter
>Hurley <peter@...leysoftware.com>
>Cc: kbuild-all@...org; gregkh@...uxfoundation.org; Koul, Vinod
><vinod.koul@...el.com>; heikki.krogerus@...ux.intel.com;
>mika.westerberg@...ux.intel.com; linux-kernel@...r.kernel.org; Tan, Jui Nee
><jui.nee.tan@...el.com>
>Subject: Re: [PATCH 2/2] serial: 8250_mid: Read RX buffer on RX DMA timeout for
>DNV
>
>On Fri, 2016-05-13 at 18:15 +0800, kbuild test robot wrote:
>> Hi,
>>
>> [auto build test ERROR on next-20160513] [cannot apply to
>> tty/tty-testing usb/usb-testing v4.6-rc7 v4.6-rc6
>> v4.6-rc5 v4.6-rc7]
>> [if your patch is applied to the wrong git tree, please drop us a note
>> to help improving the system]
>>
>> url:    https://github.com/0day-ci/linux/commits/Chuah-Kim-Tatt/Fix-DN
>> V-HSUART-RX-DMA-timeout-interrupt-issue/20160513-162046
>> config: i386-randconfig-s0-201619 (attached as .config)
>> compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
>> reproduce:
>>         # save the attached .config to linux build tree
>>         make ARCH=i386
>>
>> Note: the linux-review/Chuah-Kim-Tatt/Fix-DNV-HSUART-RX-DMA-timeout-
>> interrupt-issue/20160513-162046 HEAD
>> 0354112aa9821bec8d278ad06b3d543724f5291d builds fine.
>>       It only hurts bisectibility.
>>
>> All errors (new ones prefixed by >>):
>
>Peter, what happened to your DMA series in the linux-next? Did I miss any
>discussion related?
>
Hi Andy,
The error occurs when CONFIG_8250_MID is set to "m", because serial8250_rx_dma_flush() was not exported. Please advise.
>>
>> >
>> > >
>> > > ERROR: "serial8250_rx_dma_flush"
>> > > [drivers/tty/serial/8250/8250_mid.ko] undefined!
>> ---
>> 0-DAY kernel test infrastructure                Open Source Technology
>> Center https://lists.01.org/pipermail/kbuild-all
>> Intel Corporation
>
>--
>Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
>Intel Finland Oy

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