linux-kernel - Re: [PATCH v10 01/15] set_memory: set_direct_map

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Message-ID: <202601282023.vzRHJBfU-lkp@intel.com>
Date: Wed, 28 Jan 2026 20:18:08 +0800
From: kernel test robot <lkp@...el.com>
To: "Kalyazin, Nikita" <kalyazin@...zon.co.uk>,
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Subject: Re: [PATCH v10 01/15] set_memory: set_direct_map_* to take address

Hi Nikita,

kernel test robot noticed the following build errors:

[auto build test ERROR on 0499add8efd72456514c6218c062911ccc922a99]

url:    https://github.com/intel-lab-lkp/linux/commits/Kalyazin-Nikita/set_memory-set_direct_map_-to-take-address/20260127-005641
base:   0499add8efd72456514c6218c062911ccc922a99
patch link:    https://lore.kernel.org/r/20260126164445.11867-2-kalyazin%40amazon.com
patch subject: [PATCH v10 01/15] set_memory: set_direct_map_* to take address
config: loongarch-allnoconfig (https://download.01.org/0day-ci/archive/20260128/202601282023.vzRHJBfU-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9b8addffa70cee5b2acc5454712d9cf78ce45710)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260128/202601282023.vzRHJBfU-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202601282023.vzRHJBfU-lkp@intel.com/

All errors (new ones prefixed by >>):

>> arch/loongarch/mm/pageattr.c:211:16: error: redefinition of 'addr' with a different type: 'unsigned long' vs 'const void *'
     211 |         unsigned long addr = (unsigned long)addr;
         |                       ^
   arch/loongarch/mm/pageattr.c:209:48: note: previous definition is here
     209 | int set_direct_map_invalid_noflush(const void *addr)
         |                                                ^
   1 error generated.


vim +211 arch/loongarch/mm/pageattr.c

   208	
   209	int set_direct_map_invalid_noflush(const void *addr)
   210	{
 > 211		unsigned long addr = (unsigned long)addr;
   212	
   213		if ((unsigned long)addr < vm_map_base)
   214			return 0;
   215	
   216		return __set_memory((unsigned long)addr, 1, __pgprot(0),
   217				    __pgprot(_PAGE_PRESENT | _PAGE_VALID));
   218	}
   219	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki