Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755565Ab2JFMHO (ORCPT ); Sat, 6 Oct 2012 08:07:14 -0400 Received: from mga01.intel.com ([192.55.52.88]:55801 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752237Ab2JFMHM (ORCPT ); Sat, 6 Oct 2012 08:07:12 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.80,543,1344236400"; d="scan'208";a="230707440" Message-ID: <50701EEC.7080805@linux.intel.com> Date: Sat, 06 Oct 2012 20:07:08 +0800 From: Haicheng Li User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.28) Gecko/20120306 Thunderbird/3.1.20 MIME-Version: 1.0 To: Fengguang Wu CC: "David S. Miller" , netdev@vger.kernel.org, "linux-kernel@vger.kernel.org" Subject: Re: [net:master 1/9] pch_gbe_main.c:(.text+0x510370): undefined reference to `pch_ch_control_write' References: <20121006075954.GA29618@localhost> In-Reply-To: <20121006075954.GA29618@localhost> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4880 Lines: 109 The failure is due to the CONFIG_PPS is not set there, consequently CONFIG_PTP_1588_CLOCK can not be set as =y anyway. So David's patch of "da1586461e53a4dd045738cce309ab488970f0ef [1/9] pch_gbe: Fix PTP dependencies" is buggy. Furthermore, I think using "selects" to resolve such dependency issue is not good idea as it won't visit the dependencies. David, I would still suggest to take my original patch: https://lkml.org/lkml/2012/9/28/70 + depends on PTP_1588_CLOCK_PCH && (PCH_GBE=m || PTP_1588_CLOCK_PCH=y) or simply like: --- From: Haicheng Li Fix build error caused by broken PCH_PTP module dependency. The .config is: CONFIG_PCH_GBE=y CONFIG_PCH_PTP=y CONFIG_PTP_1588_CLOCK=m The build error: drivers/built-in.o: In function `pch_tx_timestamp': .../pch_gbe_main.c:215: undefined reference to `pch_ch_event_read' .../pch_gbe_main.c:225: undefined reference to `pch_tx_snap_read' .../pch_gbe_main.c:231: undefined reference to `pch_ch_event_write' .../pch_gbe_main.c:170: undefined reference to `pch_ch_event_read' .../pch_gbe_main.c:175: undefined reference to `pch_src_uuid_lo_read' .../pch_gbe_main.c:176: undefined reference to `pch_src_uuid_hi_read' .../pch_gbe_main.c:190: undefined reference to `pch_ch_event_write' .../pch_gbe_main.c:184: undefined reference to `pch_rx_snap_read' .../pch_gbe_main.c:267: undefined reference to `pch_ch_control_write' .../pch_gbe_main.c:271: undefined reference to `pch_ch_control_write' .../pch_gbe_main.c:275: undefined reference to `pch_ch_control_write' .../pch_gbe_main.c:281: undefined reference to `pch_ch_control_write' .../pch_gbe_main.c:283: undefined reference to `pch_set_station_address' .../pch_gbe_main.c:290: undefined reference to `pch_ch_event_write' Signed-off-by: Haicheng Li --- drivers/net/ethernet/oki-semi/pch_gbe/Kconfig | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig b/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig index bce0164..df1e649 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig +++ b/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig @@ -21,12 +21,12 @@ config PCH_GBE ML7223/ML7831 is companion chip for Intel Atom E6xx series. ML7223/ML7831 is completely compatible for Intel EG20T PCH. -if PCH_GBE +if PTP_1588_CLOCK_PCH config PCH_PTP bool "PCH PTP clock support" default n - depends on PTP_1588_CLOCK_PCH + depends on PTP_1588_CLOCK_PCH=y || PCH_GBE=m ---help--- Say Y here if you want to use Precision Time Protocol (PTP) in the driver. PTP is a method to precisely synchronize distributed clocks On 10/06/2012 03:59 PM, Fengguang Wu wrote: > Hi David, > > FYI, kernel build failed on > > tree: git://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git master > head: c0b8b99287235626a5850ef7e5bfc842d1ebcecd > commit: da1586461e53a4dd045738cce309ab488970f0ef [1/9] pch_gbe: Fix PTP dependencies. > config: x86_64-randconfig-s052 (attached as .config) > > All error/warnings: > > drivers/built-in.o: In function `pch_gbe_ioctl': > pch_gbe_main.c:(.text+0x510370): undefined reference to `pch_ch_control_write' > pch_gbe_main.c:(.text+0x510393): undefined reference to `pch_ch_control_write' > pch_gbe_main.c:(.text+0x5103b3): undefined reference to `pch_ch_control_write' > pch_gbe_main.c:(.text+0x5103e1): undefined reference to `pch_set_station_address' > pch_gbe_main.c:(.text+0x510403): undefined reference to `pch_ch_control_write' > pch_gbe_main.c:(.text+0x510431): undefined reference to `pch_set_station_address' > pch_gbe_main.c:(.text+0x51043e): undefined reference to `pch_ch_event_write' > drivers/built-in.o: In function `pch_gbe_xmit_frame': > pch_gbe_main.c:(.text+0x510fe4): undefined reference to `pch_ch_event_read' > pch_gbe_main.c:(.text+0x511049): undefined reference to `pch_tx_snap_read' > pch_gbe_main.c:(.text+0x51106f): undefined reference to `pch_ch_event_write' > drivers/built-in.o: In function `pch_gbe_napi_poll': > pch_gbe_main.c:(.text+0x511537): undefined reference to `pch_ch_event_read' > pch_gbe_main.c:(.text+0x511562): undefined reference to `pch_src_uuid_lo_read' > pch_gbe_main.c:(.text+0x51156d): undefined reference to `pch_src_uuid_hi_read' > pch_gbe_main.c:(.text+0x511659): undefined reference to `pch_ch_event_write' > pch_gbe_main.c:(.text+0x511dc1): undefined reference to `pch_rx_snap_read' > > --- > 0-DAY kernel build testing backend Open Source Technology Center > Fengguang Wu, Yuanhan Liu Intel Corporation -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/