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Date: Fri, 20 May 2022 16:38:26 +0800
From: "Chen, Rong A" <rong.a.chen@...el.com>
To: Paul Cercueil <paul@...pouillou.net>,
kernel test robot <lkp@...el.com>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
linux-mips <linux-mips@...r.kernel.org>
Subject: Re: [kbuild-all] Re: arch/mips/include/asm/checksum.h:195:9: error:
unsupported inline asm: input with type 'unsigned long' matching output with
type '__wsum' (aka 'unsigned int')
On 5/20/2022 1:45 AM, Paul Cercueil wrote:
> Hi Bot,
>
> Le ven., mai 20 2022 at 01:23:43 +0800, kernel test robot
> <lkp@...el.com> a écrit :
>> tree:
>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
>> head: f993aed406eaf968ba3867a76bb46c95336a33d0
>> commit: c434b9f80b0923e6460031b0fd964f8b0bf3c6a6 MIPS: Kconfig: add
>> MIPS_GENERIC_KERNEL symbol
>
> I have no idea how that error could be even remotely related to the
> commit above.
Hi Paul,
Sorry for the inconvience, the error is not introduced by the commit,
it's only bisected to it after kconfig changed.
Best Regards,
Rong Chen
>
> About the real issue: Maybe the last "addu" in csum_tcpudp_nofold()
> should be a "daddu"?
>
> Cheers,
> -Paul
>
>> date: 1 year, 8 months ago
>> config: mips-randconfig-r036-20220519
>> (https://download.01.org/0day-ci/archive/20220520/202205200128.layu7VXF-lkp@intel.com/config)
>>
>> compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project
>> e00cbbec06c08dc616a0d52a20f678b8fbd4e304)
>> reproduce (this is a W=1 build):
>> wget
>> https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross
>> -O ~/bin/make.cross
>> chmod +x ~/bin/make.cross
>> # install mips cross compiling tool for clang build
>> # apt-get install binutils-mips-linux-gnu
>> #
>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c434b9f80b0923e6460031b0fd964f8b0bf3c6a6
>>
>> git remote add linus
>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>> git fetch --no-tags linus master
>> git checkout c434b9f80b0923e6460031b0fd964f8b0bf3c6a6
>> # save the config file
>> mkdir build_dir && cp config build_dir/.config
>> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1
>> O=build_dir ARCH=mips SHELL=/bin/bash arch/mips/cavium-octeon/
>> drivers/dma-buf/heaps/ net/ipv6/
>>
>> If you fix the issue, kindly add following tag as appropriate
>> Reported-by: kernel test robot <lkp@...el.com>
>>
>> All error/warnings (new ones prefixed by >>):
>>
>> In file included from arch/mips/cavium-octeon/octeon-platform.c:10:
>> In file included from include/linux/etherdevice.h:20:
>> In file included from include/linux/if_ether.h:19:
>> In file included from include/linux/skbuff.h:28:
>> In file included from include/net/checksum.h:22:
>>>> arch/mips/include/asm/checksum.h:195:9: error: unsupported inline
>>>> asm: input with type 'unsigned long' matching output with type
>>>> '__wsum' (aka 'unsigned int')
>> : "0" ((__force unsigned long)daddr),
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> In file included from arch/mips/cavium-octeon/octeon-platform.c:15:
>> In file included from arch/mips/include/asm/octeon/octeon.h:11:
>> In file included from arch/mips/include/asm/octeon/cvmx.h:72:
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:323:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_NULL)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:323:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:324:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_SIM)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:324:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:325:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_EBT3000)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:325:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:326:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_KODAMA)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:326:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:327:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_NIAGARA)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:327:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:328:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_NAC38)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:328:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:329:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_THUNDER)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:329:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:330:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_TRANTOR)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:330:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:331:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_EBH3000)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:331:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:332:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_EBH3100)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> --
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:397:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MIN)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:397:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:398:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_UBNT_E100)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:398:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:399:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_DSR1000N)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:399:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:400:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_KONTRON_S1901)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:400:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:401:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MAX)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:401:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:412:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_CHIP_TYPE_CASE(CVMX_CHIP_TYPE_NULL)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:412:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:413:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_CHIP_TYPE_CASE(CVMX_CHIP_SIM_TYPE_DEPRECATED)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:413:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:414:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_CHIP_TYPE_CASE(CVMX_CHIP_TYPE_OCTEON_SAMPLE)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:414:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:415:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_CHIP_TYPE_CASE(CVMX_CHIP_TYPE_MAX)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:415:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ^
>> arch/mips/cavium-octeon/smp.c:99:6: warning: no previous prototype
>> for function 'octeon_send_ipi_single' [-Wmissing-prototypes]
>> void octeon_send_ipi_single(int cpu, unsigned int action)
>> ^
>> arch/mips/cavium-octeon/smp.c:99:1: note: declare 'static' if the
>> function is not intended to be used outside of this translation unit
>> void octeon_send_ipi_single(int cpu, unsigned int action)
>> ^
>> static
>>>> arch/mips/cavium-octeon/smp.c:194:5: warning: no previous prototype
>>>> for function 'plat_post_relocation' [-Wmissing-prototypes]
>> int plat_post_relocation(long offset)
>> ^
>> arch/mips/cavium-octeon/smp.c:194:1: note: declare 'static' if the
>> function is not intended to be used outside of this translation unit
>> int plat_post_relocation(long offset)
>> ^
>> static
>> 81 warnings generated.
>> Assembler messages:
>> Warning: a different -march was already specified, is now octeon
>> --
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:394:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:397:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MIN)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:397:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:398:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_UBNT_E100)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:398:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:399:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_DSR1000N)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:399:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:400:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_KONTRON_S1901)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:400:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:401:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MAX)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:401:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:318:20: note: expanded
>> from macro 'ENUM_BRD_TYPE_CASE'
>> case x: return(#x + 16); /* Skip CVMX_BOARD_TYPE_ */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:412:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_CHIP_TYPE_CASE(CVMX_CHIP_TYPE_NULL)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:412:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:413:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_CHIP_TYPE_CASE(CVMX_CHIP_SIM_TYPE_DEPRECATED)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:413:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:414:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_CHIP_TYPE_CASE(CVMX_CHIP_TYPE_OCTEON_SAMPLE)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:414:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ^
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:415:3: warning: adding
>> 'int' to a string does not append to the string [-Wstring-plus-int]
>> ENUM_CHIP_TYPE_CASE(CVMX_CHIP_TYPE_MAX)
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ~~~^~~~
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:415:3: note: use array
>> indexing to silence this warning
>> arch/mips/include/asm/octeon/cvmx-bootinfo.h:407:20: note: expanded
>> from macro 'ENUM_CHIP_TYPE_CASE'
>> case x: return(#x + 15); /* Skip CVMX_CHIP_TYPE */
>> ^
>> In file included from arch/mips/cavium-octeon/crypto/octeon-sha1.c:23:
>> In file included from include/crypto/internal/hash.h:11:
>> In file included from include/crypto/algapi.h:13:
>> In file included from include/linux/skbuff.h:28:
>> In file included from include/net/checksum.h:22:
>>>> arch/mips/include/asm/checksum.h:195:9: error: unsupported inline
>>>> asm: input with type 'unsigned long' matching output with type
>>>> '__wsum' (aka 'unsigned int')
>> : "0" ((__force unsigned long)daddr),
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> 79 warnings and 1 error generated.
>> ..
>>
>>
>> vim +195 arch/mips/include/asm/checksum.h
>>
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 162
>> 01cfbad79a5e2b arch/mips/include/asm/checksum.h Alexander Duyck
>> 2016-03-11 163 static inline __wsum csum_tcpudp_nofold(__be32 saddr,
>> __be32 daddr,
>> 01cfbad79a5e2b arch/mips/include/asm/checksum.h Alexander Duyck
>> 2016-03-11 164 __u32 len, __u8 proto,
>> 8e3d8433d8c22c include/asm-mips/checksum.h Al Viro 2006-11-14
>> 165 __wsum sum)
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 166 {
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 167 __asm__(
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 168 " .set push # csum_tcpudp_nofold\n"
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 169 " .set noat \n"
>> 875d43e72b5bf2 include/asm-mips/checksum.h Ralf Baechle
>> 2005-09-03 170 #ifdef CONFIG_32BIT
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 171 " addu %0, %2 \n"
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 172 " sltu $1, %0, %2 \n"
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 173 " addu %0, $1 \n"
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 174
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 175 " addu %0, %3 \n"
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 176 " sltu $1, %0, %3 \n"
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 177 " addu %0, $1 \n"
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 178
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 179 " addu %0, %4 \n"
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 180 " sltu $1, %0, %4 \n"
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 181 " addu %0, $1 \n"
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 182 #endif
>> 875d43e72b5bf2 include/asm-mips/checksum.h Ralf Baechle
>> 2005-09-03 183 #ifdef CONFIG_64BIT
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 184 " daddu %0, %2 \n"
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 185 " daddu %0, %3 \n"
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 186 " daddu %0, %4 \n"
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 187 " dsll32 $1, %0, 0 \n"
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 188 " daddu %0, $1 \n"
>> 66fd848cadaa6b arch/mips/include/asm/checksum.h Ralf Baechle
>> 2017-01-26 189 " sltu $1, %0, $1 \n"
>> e97288386a316e include/asm-mips/checksum.h Ralf Baechle
>> 2005-09-20 190 " dsra32 %0, %0, 0 \n"
>> 66fd848cadaa6b arch/mips/include/asm/checksum.h Ralf Baechle
>> 2017-01-26 191 " addu %0, $1 \n"
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 192 #endif
>> 04988d6fda5c1c include/asm-mips/checksum.h Thiemo Seufer
>> 2005-07-08 193 " .set pop"
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 194 : "=r" (sum)
>> 66218da212bf14 include/asm-mips/checksum.h Atsushi Nemoto
>> 2007-01-24 @195 : "0" ((__force unsigned long)daddr),
>> 66218da212bf14 include/asm-mips/checksum.h Atsushi Nemoto
>> 2007-01-24 196 "r" ((__force unsigned long)saddr),
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 197 #ifdef __MIPSEL__
>> 8e3d8433d8c22c include/asm-mips/checksum.h Al Viro 2006-11-14
>> 198 "r" ((proto + len) << 8),
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 199 #else
>> 8e3d8433d8c22c include/asm-mips/checksum.h Al Viro 2006-11-14
>> 200 "r" (proto + len),
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 201 #endif
>> 1d464c26b56252 include/asm-mips/checksum.h Dave Johnson
>> 2007-04-18 202 "r" ((__force unsigned long)sum));
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 203
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 204 return sum;
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 205 }
>> b4b5015a1c1450 arch/mips/include/asm/checksum.h Ralf Baechle
>> 2014-12-17 206 #define csum_tcpudp_nofold csum_tcpudp_nofold
>> ^1da177e4c3f41 include/asm-mips/checksum.h Linus Torvalds
>> 2005-04-16 207
>>
>> :::::: The code at line 195 was first introduced by commit
>> :::::: 66218da212bf141532d678a699f5789c78145ab1 [MIPS] Fix wrong
>> checksum calculation on 64-bit MIPS
>>
>> :::::: TO: Atsushi Nemoto <anemo@....ocn.ne.jp>
>> :::::: CC: Ralf Baechle <ralf@...ux-mips.org>
>>
>> --
>> 0-DAY CI Kernel Test Service
>> https://01.org/lkp
>
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