linux-kernel - Re: [PATCH v2 3/9] iommu/ioasid: Introduce ioasid

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Message-ID: <202008222037.S7uUgvLq%lkp@intel.com>
Date:   Sat, 22 Aug 2020 20:53:41 +0800
From:   kernel test robot <lkp@...el.com>
To:     Jacob Pan <jacob.pan.linux@...il.com>,
        iommu@...ts.linux-foundation.org,
        LKML <linux-kernel@...r.kernel.org>,
        Jean-Philippe Brucker <jean-philippe@...aro.com>,
        Lu Baolu <baolu.lu@...ux.intel.com>,
        Joerg Roedel <joro@...tes.org>,
        David Woodhouse <dwmw2@...radead.org>
Cc:     kbuild-all@...ts.01.org, Yi Liu <yi.l.liu@...el.com>,
        "Tian, Kevin" <kevin.tian@...el.com>,
        Raj Ashok <ashok.raj@...el.com>,
        Eric Auger <eric.auger@...hat.com>
Subject: Re: [PATCH v2 3/9] iommu/ioasid: Introduce ioasid_set APIs

Hi Jacob,

I love your patch! Perhaps something to improve:

[auto build test WARNING on iommu/next]
[also build test WARNING on linux/master linus/master v5.9-rc1 next-20200821]
[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/Jacob-Pan/IOASID-extensions-for-guest-SVA/20200822-123111
base:   https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

   drivers/iommu/ioasid.c: In function 'ioasid_get_capacity':
>> drivers/iommu/ioasid.c:50:10: warning: old-style function definition [-Wold-style-definition]
      50 | ioasid_t ioasid_get_capacity()
         |          ^~~~~~~~~~~~~~~~~~~
   drivers/iommu/ioasid.c: At top level:
>> drivers/iommu/ioasid.c:577:6: warning: no previous prototype for 'ioasid_set_get' [-Wmissing-prototypes]
     577 | void ioasid_set_get(struct ioasid_set *set)
         |      ^~~~~~~~~~~~~~

# https://github.com/0day-ci/linux/commit/59b6f319b27588b2a8a0268a4f4f09f7be458861
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Jacob-Pan/IOASID-extensions-for-guest-SVA/20200822-123111
git checkout 59b6f319b27588b2a8a0268a4f4f09f7be458861
vim +50 drivers/iommu/ioasid.c

    49	
  > 50	ioasid_t ioasid_get_capacity()
    51	{
    52		return ioasid_capacity;
    53	}
    54	EXPORT_SYMBOL_GPL(ioasid_get_capacity);
    55	

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

Download attachment ".config.gz" of type "application/gzip" (75276 bytes)