linux-kernel - Re: [PATCH] habanalabs: fix up absolute include instructions

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Date:   Wed, 29 Jul 2020 08:03:11 +0800
From:   kernel test robot <lkp@...el.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org
Cc:     kbuild-all@...ts.01.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Oded Gabbay <oded.gabbay@...il.com>,
        Omer Shpigelman <oshpigelman@...ana.ai>,
        Tomer Tayar <ttayar@...ana.ai>,
        Moti Haimovski <mhaimovski@...ana.ai>,
        Ofir Bitton <obitton@...ana.ai>,
        Ben Segal <bpsegal20@...il.com>,
        Christine Gharzuzi <cgharzuzi@...ana.ai>,
        Pawel Piskorski <ppiskorski@...ana.ai>
Subject: Re: [PATCH] habanalabs: fix up absolute include instructions

Hi Greg,

I love your patch! Perhaps something to improve:

[auto build test WARNING on char-misc/char-misc-testing]
[cannot apply to linux/master linus/master v5.8-rc7 next-20200728]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Greg-Kroah-Hartman/habanalabs-fix-up-absolute-include-instructions/20200729-012043
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git 65a9bde6ed484880987a6d88de6e372eca52059f
config: i386-randconfig-s001-20200728 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-14) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.2-94-geb6779f6-dirty
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>


sparse warnings: (new ones prefixed by >>)

   drivers/misc/habanalabs/goya/goya.c:2778:17: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/misc/habanalabs/goya/goya.c:5228:5: sparse: sparse: symbol 'goya_ctx_init' was not declared. Should it be static?
   drivers/misc/habanalabs/goya/goya.c:885:23: sparse: sparse: cast truncates bits from constant value (7ffc113000 becomes fc113000)
   drivers/misc/habanalabs/goya/goya.c:887:22: sparse: sparse: cast truncates bits from constant value (7ffc112000 becomes fc112000)
   drivers/misc/habanalabs/goya/goya.c:891:17: sparse: sparse: cast truncates bits from constant value (7ffc800040 becomes fc800040)
   drivers/misc/habanalabs/goya/goya.c:934:17: sparse: sparse: cast truncates bits from constant value (7ffc800040 becomes fc800040)
   drivers/misc/habanalabs/goya/goya.c:1143:9: sparse: sparse: cast truncates bits from constant value (8000000000 becomes 0)
   drivers/misc/habanalabs/goya/goya.c:1618:23: sparse: sparse: cast truncates bits from constant value (7ffc113000 becomes fc113000)
   drivers/misc/habanalabs/goya/goya.c:1620:22: sparse: sparse: cast truncates bits from constant value (7ffc112000 becomes fc112000)
   drivers/misc/habanalabs/goya/goya.c:1624:17: sparse: sparse: cast truncates bits from constant value (7ffc800040 becomes fc800040)
   drivers/misc/habanalabs/goya/goya.c:1667:23: sparse: sparse: cast truncates bits from constant value (7ffc113000 becomes fc113000)
   drivers/misc/habanalabs/goya/goya.c:1669:22: sparse: sparse: cast truncates bits from constant value (7ffc112000 becomes fc112000)
   drivers/misc/habanalabs/goya/goya.c:1673:17: sparse: sparse: cast truncates bits from constant value (7ffc800040 becomes fc800040)
   drivers/misc/habanalabs/goya/goya.c:1705:22: sparse: sparse: cast truncates bits from constant value (7ffc112000 becomes fc112000)
   drivers/misc/habanalabs/goya/goya.c:1725:23: sparse: sparse: cast truncates bits from constant value (7ffc113000 becomes fc113000)
   drivers/misc/habanalabs/goya/goya.c:1727:22: sparse: sparse: cast truncates bits from constant value (7ffc112000 becomes fc112000)
   drivers/misc/habanalabs/goya/goya.c:1731:17: sparse: sparse: cast truncates bits from constant value (7ffc800040 becomes fc800040)
   drivers/misc/habanalabs/goya/goya.c:1774:23: sparse: sparse: cast truncates bits from constant value (7ffc113000 becomes fc113000)
   drivers/misc/habanalabs/goya/goya.c:1776:22: sparse: sparse: cast truncates bits from constant value (7ffc112000 becomes fc112000)
   drivers/misc/habanalabs/goya/goya.c:1780:17: sparse: sparse: cast truncates bits from constant value (7ffc800040 becomes fc800040)
   drivers/misc/habanalabs/goya/goya.c:1815:22: sparse: sparse: cast truncates bits from constant value (7ffc112000 becomes fc112000)
   drivers/misc/habanalabs/goya/goya.c:2339:27: sparse: sparse: cast truncates bits from constant value (7ff0000000 becomes f0000000)
   drivers/misc/habanalabs/goya/goya.c:3422:26: sparse: sparse: cast truncates bits from constant value (7ffc112000 becomes fc112000)
   drivers/misc/habanalabs/goya/goya.c:3423:24: sparse: sparse: cast truncates bits from constant value (7ffc112ffc becomes fc112ffc)
--
>> drivers/misc/habanalabs/gaudi/gaudi.c:6275:5: sparse: sparse: symbol 'gaudi_ctx_init' was not declared. Should it be static?
   drivers/misc/habanalabs/gaudi/gaudi.c:1807:26: sparse: sparse: cast truncates bits from constant value (7ffc4f4000 becomes fc4f4000)
   drivers/misc/habanalabs/gaudi/gaudi.c:1811:25: sparse: sparse: cast truncates bits from constant value (7ffc4f2000 becomes fc4f2000)
   drivers/misc/habanalabs/gaudi/gaudi.c:1815:26: sparse: sparse: cast truncates bits from constant value (7ffc494000 becomes fc494000)
   drivers/misc/habanalabs/gaudi/gaudi.c:1819:25: sparse: sparse: cast truncates bits from constant value (7ffc492000 becomes fc492000)
   drivers/misc/habanalabs/gaudi/gaudi.c:1858:17: sparse: sparse: cast truncates bits from constant value (7ffc800040 becomes fc800040)
   drivers/misc/habanalabs/gaudi/gaudi.c:1896:9: sparse: sparse: cast truncates bits from constant value (7ffc800040 becomes fc800040)
   drivers/misc/habanalabs/gaudi/gaudi.c:1969:23: sparse: sparse: cast truncates bits from constant value (7ffc4f4000 becomes fc4f4000)
   drivers/misc/habanalabs/gaudi/gaudi.c:1973:22: sparse: sparse: cast truncates bits from constant value (7ffc4f2000 becomes fc4f2000)
   drivers/misc/habanalabs/gaudi/gaudi.c:2006:17: sparse: sparse: cast truncates bits from constant value (7ffc800040 becomes fc800040)
   drivers/misc/habanalabs/gaudi/gaudi.c:2079:23: sparse: sparse: cast truncates bits from constant value (7ffc4f4000 becomes fc4f4000)
   drivers/misc/habanalabs/gaudi/gaudi.c:2083:22: sparse: sparse: cast truncates bits from constant value (7ffc4f2000 becomes fc4f2000)
   drivers/misc/habanalabs/gaudi/gaudi.c:2118:17: sparse: sparse: cast truncates bits from constant value (7ffc800040 becomes fc800040)
   drivers/misc/habanalabs/gaudi/gaudi.c:2193:23: sparse: sparse: cast truncates bits from constant value (7ffc4f4000 becomes fc4f4000)
   drivers/misc/habanalabs/gaudi/gaudi.c:2197:22: sparse: sparse: cast truncates bits from constant value (7ffc4f2000 becomes fc4f2000)
   drivers/misc/habanalabs/gaudi/gaudi.c:2233:17: sparse: sparse: cast truncates bits from constant value (7ffc800040 becomes fc800040)
   drivers/misc/habanalabs/gaudi/gaudi.c:2730:27: sparse: sparse: cast truncates bits from constant value (7ff0000000 becomes f0000000)
   drivers/misc/habanalabs/gaudi/gaudi.c:6204:9: sparse: sparse: cast truncates bits from constant value (7ffc4f2000 becomes fc4f2000)

Please review and possibly fold the followup patch.

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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