[PATCH 17/23] iommu/vt-d: Prepare for multiple DMA domain types

[kernel test robot]

Hi Robin,

I love your patch! Yet something to improve:

[auto build test ERROR on iommu/next]
[also build test ERROR on rockchip/for-next linus/master v5.14-rc2 next-20210722]
[cannot apply to sunxi/sunxi/for-next]
[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/Robin-Murphy/iommu-Refactor-DMA-domain-strictness/20210722-022514
base:   https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: ia64-allmodconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 10.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/c05e0e1856b394eff1167c00f7bbd6ac7cc9dea6
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Robin-Murphy/iommu-Refactor-DMA-domain-strictness/20210722-022514
        git checkout c05e0e1856b394eff1167c00f7bbd6ac7cc9dea6
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=ia64 SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   In file included from arch/ia64/include/asm/bug.h:17,
                    from include/linux/bug.h:5,
                    from include/linux/thread_info.h:13,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/ia64/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/spinlock.h:51,
                    from include/linux/wait.h:9,
                    from include/linux/wait_bit.h:8,
                    from include/linux/fs.h:6,
                    from include/linux/debugfs.h:15,
                    from drivers/iommu/intel/iommu.c:18:
   drivers/iommu/intel/iommu.c: In function 'domain_get_iommu':
>> drivers/iommu/intel/iommu.c:604:38: error: '__IOMMU_DOMAIN_DMA' undeclared (first use in this function); did you mean 'IOMMU_DOMAIN_DMA'?
     604 |  if (WARN_ON(!(domain->domain.type & __IOMMU_DOMAIN_DMA)))
         |                                      ^~~~~~~~~~~~~~~~~~
   include/asm-generic/bug.h:121:25: note: in definition of macro 'WARN_ON'
     121 |  int __ret_warn_on = !!(condition);    \
         |                         ^~~~~~~~~
   drivers/iommu/intel/iommu.c:604:38: note: each undeclared identifier is reported only once for each function it appears in
     604 |  if (WARN_ON(!(domain->domain.type & __IOMMU_DOMAIN_DMA)))
         |                                      ^~~~~~~~~~~~~~~~~~
   include/asm-generic/bug.h:121:25: note: in definition of macro 'WARN_ON'
     121 |  int __ret_warn_on = !!(condition);    \
         |                         ^~~~~~~~~


vim +604 drivers/iommu/intel/iommu.c

   597	
   598	/* This functionin only returns single iommu in a domain */
   599	struct intel_iommu *domain_get_iommu(struct dmar_domain *domain)
   600	{
   601		int iommu_id;
   602	
   603		/* si_domain and vm domain should not get here. */
 > 604		if (WARN_ON(!(domain->domain.type & __IOMMU_DOMAIN_DMA)))
   605			return NULL;
   606	
   607		for_each_domain_iommu(iommu_id, domain)
   608			break;
   609	
   610		if (iommu_id < 0 || iommu_id >= g_num_of_iommus)
   611			return NULL;
   612	
   613		return g_iommus[iommu_id];
   614	}
   615	

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