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From: kbuild test robot <>
To: Jacob Pan <>
Cc: "Tian, Kevin" <>,
	Raj Ashok <>,
	Jean-Philippe Brucker <>,
	Jean-Philippe Brucker <>,,
	LKML <>,
	Alex Williamson <>,, David Woodhouse <>,
	Jonathan Cameron <>
Subject: Re: [PATCH v2 2/4] iommu: Add I/O ASID allocator
Date: Sun, 22 Sep 2019 09:45:30 +0800
Message-ID: <> (raw)
In-Reply-To: <>

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Hi Jacob,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[cannot apply to v5.3 next-20190920]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see]

config: ia64-allmodconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 7.4.0
        wget -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=ia64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <>

Note: the linux-review/Jacob-Pan/User-API-for-nested-shared-virtual-address-SVA/20190922-080736 HEAD 4ca1ca48104795307d26d3ef975d85991f86b5fa builds fine.
      It only hurts bisectibility.

All errors (new ones prefixed by >>):

   In file included from <command-line>:0:0:
   include/linux/ioasid.h: In function 'ioasid_set_data':
>> include/linux/ioasid.h:43:10: error: 'ENODEV' undeclared (first use in this function)
     return -ENODEV;
   include/linux/ioasid.h:43:10: note: each undeclared identifier is reported only once for each function it appears in

vim +/ENODEV +43 include/linux/ioasid.h

    41	static inline int ioasid_set_data(ioasid_t ioasid, void *data)
    42	{
  > 43		return -ENODEV;
    44	}

0-DAY kernel test infrastructure                Open Source Technology Center                   Intel Corporation

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iommu mailing list

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Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-22  0:07 [PATCH v2 0/4] User API for nested shared virtual address (SVA) Jacob Pan
2019-09-22  0:07 ` [PATCH v2 1/4] iommu: Introduce cache_invalidate API Jacob Pan
2019-09-22  0:07 ` [PATCH v2 2/4] iommu: Add I/O ASID allocator Jacob Pan
2019-09-22  1:45   ` kbuild test robot [this message]
2019-09-22  0:07 ` [PATCH v2 3/4] iommu/ioasid: Add custom allocators Jacob Pan
2019-10-02 16:18   ` Jean-Philippe Brucker
2019-10-02 17:20     ` Jacob Pan
2019-09-22  0:07 ` [PATCH v2 4/4] iommu: Introduce guest PASID bind function Jacob Pan

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