Re: [PATCH net-next v4 17/20] crypto: port Poly1305 to Zinc

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Hi Jason,

I love your patch! Yet something to improve:

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

url:    https://github.com/0day-ci/linux/commits/Jason-A-Donenfeld/WireGuard-Secure-Network-Tunnel/20180916-043623
config: arm64-defconfig
compiler: aarch64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        GCC_VERSION=7.2.0 make.cross ARCH=arm64  defconfig
        GCC_VERSION=7.2.0 make.cross ARCH=arm64 

All errors (new ones prefixed by >>):

>> fs/sysfs/Kconfig:1:error: recursive dependency detected!
>> fs/sysfs/Kconfig:1: symbol SYSFS is selected by CONFIGFS_FS
>> fs/configfs/Kconfig:1: symbol CONFIGFS_FS is selected by ACPI_CONFIGFS
>> drivers/acpi/Kconfig:542: symbol ACPI_CONFIGFS depends on ACPI
   drivers/acpi/Kconfig:9: symbol ACPI depends on ARCH_SUPPORTS_ACPI
   drivers/acpi/Kconfig:6: symbol ARCH_SUPPORTS_ACPI is selected by EFI
   arch/arm64/Kconfig:1253: symbol EFI depends on KERNEL_MODE_NEON
   arch/arm64/Kconfig:262: symbol KERNEL_MODE_NEON is implied by ZINC_ARCH_ARM
   lib/zinc/Kconfig:42: symbol ZINC_ARCH_ARM depends on ZINC
>> lib/zinc/Kconfig:1: symbol ZINC is selected by ZINC_POLY1305
>> lib/zinc/Kconfig:9: symbol ZINC_POLY1305 is selected by CRYPTO_POLY1305
>> crypto/Kconfig:656: symbol CRYPTO_POLY1305 depends on CRYPTO
>> crypto/Kconfig:16: symbol CRYPTO is selected by IP_SCTP
>> net/sctp/Kconfig:5: symbol IP_SCTP is selected by DLM
>> fs/dlm/Kconfig:1: symbol DLM depends on SYSFS
   For a resolution refer to Documentation/kbuild/kconfig-language.txt
   subsection "Kconfig recursive dependency limitations"

vim +1 lib/zinc/Kconfig

32bbe22e Jason A. Donenfeld 2018-09-14  @1  config ZINC
32bbe22e Jason A. Donenfeld 2018-09-14   2  	tristate
32bbe22e Jason A. Donenfeld 2018-09-14   3  
35f45248 Jason A. Donenfeld 2018-09-14   4  config ZINC_CHACHA20
35f45248 Jason A. Donenfeld 2018-09-14   5  	bool
35f45248 Jason A. Donenfeld 2018-09-14   6  	select ZINC
35f45248 Jason A. Donenfeld 2018-09-14   7  	select CRYPTO_ALGAPI
35f45248 Jason A. Donenfeld 2018-09-14   8  
0a36c146 Jason A. Donenfeld 2018-09-14  @9  config ZINC_POLY1305
0a36c146 Jason A. Donenfeld 2018-09-14  10  	bool
0a36c146 Jason A. Donenfeld 2018-09-14  11  	select ZINC
0a36c146 Jason A. Donenfeld 2018-09-14  12  
1b5dbb86 Jason A. Donenfeld 2018-09-14  13  config ZINC_CHACHA20POLY1305
1b5dbb86 Jason A. Donenfeld 2018-09-14  14  	bool
1b5dbb86 Jason A. Donenfeld 2018-09-14  15  	select ZINC
1b5dbb86 Jason A. Donenfeld 2018-09-14  16  	select ZINC_CHACHA20
1b5dbb86 Jason A. Donenfeld 2018-09-14  17  	select ZINC_POLY1305
1b5dbb86 Jason A. Donenfeld 2018-09-14  18  	select CRYPTO_BLKCIPHER
1b5dbb86 Jason A. Donenfeld 2018-09-14  19  
a740374c Jason A. Donenfeld 2018-09-14  20  config ZINC_BLAKE2S
a740374c Jason A. Donenfeld 2018-09-14  21  	bool
a740374c Jason A. Donenfeld 2018-09-14  22  	select ZINC
a740374c Jason A. Donenfeld 2018-09-14  23  
cec5aa7c Jason A. Donenfeld 2018-09-14  24  config ZINC_CURVE25519
cec5aa7c Jason A. Donenfeld 2018-09-14  25  	bool
cec5aa7c Jason A. Donenfeld 2018-09-14  26  	select ZINC
cec5aa7c Jason A. Donenfeld 2018-09-14  27  	select CONFIG_CRYPTO
cec5aa7c Jason A. Donenfeld 2018-09-14  28  
32bbe22e Jason A. Donenfeld 2018-09-14  29  config ZINC_DEBUG
32bbe22e Jason A. Donenfeld 2018-09-14  30  	bool "Zinc cryptography library debugging and self-tests"
32bbe22e Jason A. Donenfeld 2018-09-14  31  	depends on ZINC
32bbe22e Jason A. Donenfeld 2018-09-14  32  	help
32bbe22e Jason A. Donenfeld 2018-09-14  33  	  This builds a series of self-tests for the Zinc crypto library, which
32bbe22e Jason A. Donenfeld 2018-09-14  34  	  help diagnose any cryptographic algorithm implementation issues that
32bbe22e Jason A. Donenfeld 2018-09-14  35  	  might be at the root cause of potential bugs. It also adds various
32bbe22e Jason A. Donenfeld 2018-09-14  36  	  debugging traps.
32bbe22e Jason A. Donenfeld 2018-09-14  37  
32bbe22e Jason A. Donenfeld 2018-09-14  38  	  Unless you're developing and testing cryptographic routines, or are
32bbe22e Jason A. Donenfeld 2018-09-14  39  	  especially paranoid about correctness on your hardware, you may say
32bbe22e Jason A. Donenfeld 2018-09-14  40  	  N here.
32bbe22e Jason A. Donenfeld 2018-09-14  41  
32bbe22e Jason A. Donenfeld 2018-09-14 @42  config ZINC_ARCH_ARM
32bbe22e Jason A. Donenfeld 2018-09-14  43  	def_bool y
32bbe22e Jason A. Donenfeld 2018-09-14  44  	depends on ARM
32bbe22e Jason A. Donenfeld 2018-09-14  45  	depends on ZINC
32bbe22e Jason A. Donenfeld 2018-09-14  46  	imply VFP
32bbe22e Jason A. Donenfeld 2018-09-14  47  	imply VFPv3 if CPU_V7
32bbe22e Jason A. Donenfeld 2018-09-14  48  	imply NEON if CPU_V7
32bbe22e Jason A. Donenfeld 2018-09-14  49  	imply KERNEL_MODE_NEON if CPU_V7
32bbe22e Jason A. Donenfeld 2018-09-14  50  

:::::: The code at line 1 was first introduced by commit
:::::: 32bbe22ec6fddc21b70274aab7d2830d69d51578 zinc: introduce minimal cryptography library

:::::: TO: Jason A. Donenfeld <Jason@xxxxxxxxx>
:::::: CC: 0day robot <lkp@xxxxxxxxx>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation



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