linux-kernel - Re: [PART2 PATCH v6 12/12] svm: Implements update_pi

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Date:   Tue, 23 Aug 2016 18:51:37 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>
Cc:     kbuild-all@...org, rkrcmar@...hat.com, joro@...tes.org,
        pbonzini@...hat.com, alex.williamson@...hat.com,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        sherry.hurwitz@....com,
        Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>
Subject: Re: [PART2 PATCH v6 12/12] svm: Implements update_pi_irte hook to
 setup posted interrupt

Hi Suravee,

[auto build test WARNING on v4.7-rc7]
[cannot apply to iommu/next kvm/linux-next linux/master v4.8-rc2 v4.8-rc1 next-20160823]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
[Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on]
[Check https://git-scm.com/docs/git-format-patch for more information]

url:    https://github.com/0day-ci/linux/commits/Suravee-Suthikulpanit/iommu-AMD-Introduce-IOMMU-AVIC-support/20160819-111539
config: i386-randconfig-s0-201633 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All warnings (new ones prefixed by >>):

   In file included from arch/x86/kvm/svm.c:37:0:
   include/linux/amd-iommu.h:222:1: error: expected identifier or '(' before '{' token
    {
    ^
>> include/linux/amd-iommu.h:221:1: warning: 'amd_iommu_update_ga' used but never defined
    amd_iommu_update_ga(u32 cpu, u64 base, bool is_run, struct amd_ir_data *ir_data);
    ^~~~~~~~~~~~~~~~~~~

vim +/amd_iommu_update_ga +221 include/linux/amd-iommu.h

bda901f5 Suravee Suthikulpanit 2016-08-18  215  amd_iommu_register_ga_log_notifier(int (*notifier)(u32))
bda901f5 Suravee Suthikulpanit 2016-08-18  216  {
bda901f5 Suravee Suthikulpanit 2016-08-18  217  	return 0;
bda901f5 Suravee Suthikulpanit 2016-08-18  218  }
bda901f5 Suravee Suthikulpanit 2016-08-18  219  
d49c1352 Suravee Suthikulpanit 2016-08-18  220  static inline int
d49c1352 Suravee Suthikulpanit 2016-08-18 @221  amd_iommu_update_ga(u32 cpu, u64 base, bool is_run, struct amd_ir_data *ir_data);
d49c1352 Suravee Suthikulpanit 2016-08-18 @222  {
d49c1352 Suravee Suthikulpanit 2016-08-18  223  	return 0;
d49c1352 Suravee Suthikulpanit 2016-08-18  224  }
d49c1352 Suravee Suthikulpanit 2016-08-18  225  

:::::: The code at line 221 was first introduced by commit
:::::: d49c1352bd32284fa9619171c8a505973cf79c54 iommu/amd: Introduce amd_iommu_update_ga()

:::::: TO: Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>
:::::: CC: 0day robot <fengguang.wu@...el.com>

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