linux-kernel - Re: [PATCH 10/10] vfio: allow the user to register reserved iova range for MSI mapping

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Message-ID: <201601270222.o3yEdhaJ%fengguang.wu@intel.com>
Date:	Wed, 27 Jan 2016 02:32:09 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Eric Auger <eric.auger@...aro.org>
Cc:	kbuild-all@...org, eric.auger@...com, eric.auger@...aro.org,
	alex.williamson@...hat.com, will.deacon@....com,
	christoffer.dall@...aro.org, marc.zyngier@....com,
	linux-arm-kernel@...ts.infradead.org, kvmarm@...ts.cs.columbia.edu,
	kvm@...r.kernel.org, Bharat.Bhushan@...escale.com,
	pranav.sawargaonkar@...il.com, p.fedin@...sung.com,
	suravee.suthikulpanit@....com, linux-kernel@...r.kernel.org,
	patches@...aro.org, iommu@...ts.linux-foundation.org
Subject: Re: [PATCH 10/10] vfio: allow the user to register reserved iova
 range for MSI mapping

Hi Eric,

[auto build test ERROR on v4.5-rc1]
[also build test ERROR on next-20160125]
[cannot apply to iommu/next]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Eric-Auger/KVM-PCIe-MSI-passthrough-on-ARM-ARM64/20160126-211921
config: x86_64-randconfig-s3-01270003 (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/built-in.o: In function `vfio_reserved_binding_release':
   vfio_iommu_type1.c:(.text+0x1d537b): undefined reference to `free_iova'
   drivers/built-in.o: In function `vfio_iommu_type1_alloc_map_reserved_iova':
   vfio_iommu_type1.c:(.text+0x1d5b32): undefined reference to `alloc_iova'
   vfio_iommu_type1.c:(.text+0x1d5d67): undefined reference to `free_iova'
   drivers/built-in.o: In function `vfio_remove_dma':
>> vfio_iommu_type1.c:(.text+0x1d6c80): undefined reference to `put_iova_domain'
   drivers/built-in.o: In function `vfio_iommu_type1_ioctl':
>> vfio_iommu_type1.c:(.text+0x1d81f8): undefined reference to `init_iova_domain'

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

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