netdev - Re: [kbuild-all] Re: [ipsec-next:testing 1/2] net/ipv6/esp6.c:144:15: error: implicit declaration of function 'csum_ipv6_magic'; did you mean 'csum_tcpudp

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Date:   Tue, 28 Apr 2020 08:21:13 +0800
From:   Rong Chen <rong.a.chen@...el.com>
To:     Sabrina Dubroca <sd@...asysnail.net>,
        kbuild test robot <lkp@...el.com>
Cc:     kbuild-all@...ts.01.org, netdev@...r.kernel.org,
        Steffen Klassert <steffen.klassert@...unet.com>
Subject: Re: [kbuild-all] Re: [ipsec-next:testing 1/2] net/ipv6/esp6.c:144:15:
 error: implicit declaration of function 'csum_ipv6_magic'; did you mean
 'csum_tcpudp_magic'?



On 4/27/20 10:32 PM, Sabrina Dubroca wrote:
> 2020-04-23, 20:02:30 +0800, kbuild test robot wrote:
>> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git testing
>> head:   ce37981d9045220810dabcb9cf20a1d86202c76a
>> commit: 3fd2d6fdcbb7bcd1fd7110d997fb6ed6eb71dca3 [1/2] xfrm: add support for UDPv6 encapsulation of ESP
>> config: c6x-allyesconfig (attached as .config)
>> compiler: c6x-elf-gcc (GCC) 9.3.0
>> reproduce:
>>          wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>>          chmod +x ~/bin/make.cross
>>          git checkout 3fd2d6fdcbb7bcd1fd7110d997fb6ed6eb71dca3
>>          # save the attached .config to linux build tree
>>          COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=c6x
> This doesn't work for me :(
>
> $HOME/0day/gcc-9.3.0-nolibc/c6x-elf/bin/../libexec/gcc/c6x-elf/9.3.0/cc1: error while loading shared libraries: libisl.so.19: cannot open shared object file: No such file or directory
>
>

Hi Sabrina,

You may need to install libisl19.

Best Regards,
Rong Chen