netdev - Re: [PATCH net-next v2 5/7] net: sched: pie: add more cases to auto-tune alpha and beta

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Date:   Tue, 26 Feb 2019 13:31:52 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Leslie Monis <lesliemonis@...il.com>
Cc:     kbuild-all@...org, jhs@...atatu.com, netdev@...r.kernel.org,
        dave@...t.net, "Mohit P. Tahiliani" <tahiliani@...k.edu.in>,
        Dhaval Khandla <dhavaljkhandla26@...il.com>,
        Hrishikesh Hiraskar <hrishihiraskar@...il.com>,
        Manish Kumar B <bmanish15597@...il.com>,
        "Sachin D . Patil" <sdp.sachin@...il.com>,
        Leslie Monis <lesliemonis@...il.com>
Subject: Re: [PATCH net-next v2 5/7] net: sched: pie: add more cases to
 auto-tune alpha and beta

Hi Mohit,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on net-next/master]

url:    https://github.com/0day-ci/linux/commits/Leslie-Monis/net-sched-pie-align-PIE-implementation-with-RFC-8033/20190226-041701
config: arm-allyesconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 8.2.0-11) 8.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=8.2.0 make.cross ARCH=arm 

All errors (new ones prefixed by >>):

   arm-linux-gnueabi-ld: net/sched/sch_pie.o: in function `pie_timer':
>> sch_pie.c:(.text+0xc3c): undefined reference to `__aeabi_uldivmod'
>> arm-linux-gnueabi-ld: sch_pie.c:(.text+0xed8): undefined reference to `__aeabi_uldivmod'
   arm-linux-gnueabi-ld: net/sched/sch_pie.o: in function `pie_qdisc_enqueue':
   sch_pie.c:(.text+0x168c): undefined reference to `__aeabi_uldivmod'

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