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Shutemov" , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" Cc: oe-kbuild-all@lists.linux.dev, Jonathan Corbet , Andy Lutomirski , Peter Zijlstra , Ard Biesheuvel , Jan Kiszka , Kieran Bingham , "Kirill A. Shutemov" , Michael Roth , Rick Edgecombe , Brijesh Singh , Sandipan Das , Juergen Gross , Tom Lendacky , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-efi@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH 3/3] x86/64/mm: Make 5-level paging support unconditional Message-ID: <202406260735.rkb4c8N7-lkp@intel.com> References: <20240621164406.256314-4-kirill.shutemov@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240621164406.256314-4-kirill.shutemov@linux.intel.com> X-Rspamd-Server: rspam03 X-Rspam-User: X-Rspamd-Queue-Id: DCC88180018 X-Stat-Signature: 695nsbx7seqd6rzet19kqb8bf8c34gz4 X-HE-Tag: 1719357745-985700 X-HE-Meta: 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 6i3Uby3d v2Pmy7nsJRFmU/1X0wgzExVwd/ulUoeb8phBa/wp6lEBVPDo63ljKNNDK7a3MMYiUKUqA9UibB4hxro3bfyzHFxuLCNejL7osPRa4XGjdMubauBIfveihXFT/m3QXEyMfzzCrWyVdrdwdbr38tiaPMLZXJrgsqNPOjMKPY5m989Rh57/QN4JqEvl00A1/VZqFRDMLmUkUBJRJLj8hqe0yqWZ50BCEx2yj1mMbeM0WxukZ/WhMwG4IGgk6NN5t0kguv+s+mEmqAPCAsxyd0bofKlcakj57lqpsS1a7uZR/BFQnXB810Qs8xV45D3HeRX7+kt2WZtQnZxwznZhRyuvfirNHxNDpwIcP5135smEpl5A29m2P5h8ofn6Kwoa6pczXkFR3gPsBj2EHr/trzR7Fn1Orvg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Kirill, kernel test robot noticed the following build errors: [auto build test ERROR on tip/x86/core] [also build test ERROR on tip/master linus/master tip/x86/mm v6.10-rc5 next-20240625] [cannot apply to tip/auto-latest] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Kirill-A-Shutemov/x86-64-mm-Always-use-dynamic-memory-layout/20240625-183159 base: tip/x86/core patch link: https://lore.kernel.org/r/20240621164406.256314-4-kirill.shutemov%40linux.intel.com patch subject: [PATCH 3/3] x86/64/mm: Make 5-level paging support unconditional config: i386-buildonly-randconfig-004-20240626 (https://download.01.org/0day-ci/archive/20240626/202406260735.rkb4c8N7-lkp@intel.com/config) compiler: gcc-13 (Ubuntu 13.2.0-4ubuntu3) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240626/202406260735.rkb4c8N7-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202406260735.rkb4c8N7-lkp@intel.com/ All errors (new ones prefixed by >>): >> arch/x86/mm/pgtable.c:699:5: error: redefinition of 'p4d_set_huge' 699 | int p4d_set_huge(p4d_t *p4d, phys_addr_t addr, pgprot_t prot) | ^~~~~~~~~~~~ In file included from include/linux/mm.h:30, from arch/x86/mm/pgtable.c:2: include/linux/pgtable.h:1665:19: note: previous definition of 'p4d_set_huge' with type 'int(p4d_t *, phys_addr_t, pgprot_t)' {aka 'int(p4d_t *, long long unsigned int, struct pgprot)'} 1665 | static inline int p4d_set_huge(p4d_t *p4d, phys_addr_t addr, pgprot_t prot) | ^~~~~~~~~~~~ >> arch/x86/mm/pgtable.c:709:6: error: redefinition of 'p4d_clear_huge' 709 | void p4d_clear_huge(p4d_t *p4d) | ^~~~~~~~~~~~~~ include/linux/pgtable.h:1669:20: note: previous definition of 'p4d_clear_huge' with type 'void(p4d_t *)' 1669 | static inline void p4d_clear_huge(p4d_t *p4d) { } | ^~~~~~~~~~~~~~ vim +/p4d_set_huge +699 arch/x86/mm/pgtable.c 6b6378355b9250 Toshi Kani 2015-04-14 692 6b6378355b9250 Toshi Kani 2015-04-14 693 #ifdef CONFIG_HAVE_ARCH_HUGE_VMAP b8504058a06bd1 Kirill A. Shutemov 2017-03-30 694 /** b8504058a06bd1 Kirill A. Shutemov 2017-03-30 695 * p4d_set_huge - setup kernel P4D mapping b8504058a06bd1 Kirill A. Shutemov 2017-03-30 696 * b8504058a06bd1 Kirill A. Shutemov 2017-03-30 697 * No 512GB pages yet -- always return 0 b8504058a06bd1 Kirill A. Shutemov 2017-03-30 698 */ b8504058a06bd1 Kirill A. Shutemov 2017-03-30 @699 int p4d_set_huge(p4d_t *p4d, phys_addr_t addr, pgprot_t prot) b8504058a06bd1 Kirill A. Shutemov 2017-03-30 700 { b8504058a06bd1 Kirill A. Shutemov 2017-03-30 701 return 0; b8504058a06bd1 Kirill A. Shutemov 2017-03-30 702 } b8504058a06bd1 Kirill A. Shutemov 2017-03-30 703 b8504058a06bd1 Kirill A. Shutemov 2017-03-30 704 /** b8504058a06bd1 Kirill A. Shutemov 2017-03-30 705 * p4d_clear_huge - clear kernel P4D mapping when it is set b8504058a06bd1 Kirill A. Shutemov 2017-03-30 706 * b8504058a06bd1 Kirill A. Shutemov 2017-03-30 707 * No 512GB pages yet -- always return 0 b8504058a06bd1 Kirill A. Shutemov 2017-03-30 708 */ c8db8c2628afc7 Li kunyu 2022-05-12 @709 void p4d_clear_huge(p4d_t *p4d) b8504058a06bd1 Kirill A. Shutemov 2017-03-30 710 { b8504058a06bd1 Kirill A. Shutemov 2017-03-30 711 } b8504058a06bd1 Kirill A. Shutemov 2017-03-30 712 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki