tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git mm/tlb head: b713312c9af68e0fb51095e4d16e83621001ad0c commit: 919677967829878727b1bcb88953eed2bc70f366 [6/10] ia64/tlb: Fix __p*_free_tlb() config: ia64-defconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 9.3.0 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://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?... git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git git fetch --no-tags peterz-queue mm/tlb git checkout 919677967829878727b1bcb88953eed2bc70f366 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): mm/memory.c: In function 'free_pmd_range': mm/memory.c:5278: error: unterminated argument list invoking macro "tlb_remove_table" 5278 | #endif | In file included from mm/memory.c:81: arch/ia64/include/asm/pgalloc.h:50:2: error: 'tlb_remove_table' undeclared (first use in this function); did you mean 'tlb_remove_page'? 50 | tlb_remove_table((tlb), virt_to_page(pmd) | ^~~~~~~~~~~~~~~~ include/asm-generic/tlb.h:638:3: note: in expansion of macro '__pmd_free_tlb' 638 | __pmd_free_tlb(tlb, pmdp, address); \ | ^~~~~~~~~~~~~~ mm/memory.c:266:2: note: in expansion of macro 'pmd_free_tlb' 266 | pmd_free_tlb(tlb, pmd, start); | ^~~~~~~~~~~~ arch/ia64/include/asm/pgalloc.h:50:2: note: each undeclared identifier is reported only once for each function it appears in 50 | tlb_remove_table((tlb), virt_to_page(pmd) | ^~~~~~~~~~~~~~~~ include/asm-generic/tlb.h:638:3: note: in expansion of macro '__pmd_free_tlb' 638 | __pmd_free_tlb(tlb, pmdp, address); \ | ^~~~~~~~~~~~~~ mm/memory.c:266:2: note: in expansion of macro 'pmd_free_tlb' 266 | pmd_free_tlb(tlb, pmd, start); | ^~~~~~~~~~~~ mm/memory.c:5278: error: expected ';' at end of input 5278 | #endif | 266 | pmd_free_tlb(tlb, pmd, start); | ^~~~~~~~~~~~ At top level: mm/memory.c:205:13: warning: 'check_sync_rss_stat' defined but not used [-Wunused-function] 205 | static void check_sync_rss_stat(struct task_struct *task) | ^~~~~~~~~~~~~~~~~~~ mm/memory.c:191:13: warning: 'add_mm_counter_fast' defined but not used [-Wunused-function] 191 | static void add_mm_counter_fast(struct mm_struct *mm, int member, int val) | ^~~~~~~~~~~~~~~~~~~ vim +266 mm/memory.c ^1da177e4c3f41 Linus Torvalds 2005-04-16 235 e0da382c92626a Hugh Dickins 2005-04-19 236 static inline void free_pmd_range(struct mmu_gather *tlb, pud_t *pud, e0da382c92626a Hugh Dickins 2005-04-19 237 unsigned long addr, unsigned long end, e0da382c92626a Hugh Dickins 2005-04-19 238 unsigned long floor, unsigned long ceiling) ^1da177e4c3f41 Linus Torvalds 2005-04-16 239 { ^1da177e4c3f41 Linus Torvalds 2005-04-16 240 pmd_t *pmd; ^1da177e4c3f41 Linus Torvalds 2005-04-16 241 unsigned long next; e0da382c92626a Hugh Dickins 2005-04-19 242 unsigned long start; ^1da177e4c3f41 Linus Torvalds 2005-04-16 243 e0da382c92626a Hugh Dickins 2005-04-19 244 start = addr; ^1da177e4c3f41 Linus Torvalds 2005-04-16 245 pmd = pmd_offset(pud, addr); ^1da177e4c3f41 Linus Torvalds 2005-04-16 246 do { ^1da177e4c3f41 Linus Torvalds 2005-04-16 247 next = pmd_addr_end(addr, end); ^1da177e4c3f41 Linus Torvalds 2005-04-16 248 if (pmd_none_or_clear_bad(pmd)) ^1da177e4c3f41 Linus Torvalds 2005-04-16 249 continue; 9e1b32caa525cb Benjamin Herrenschmidt 2009-07-22 250 free_pte_range(tlb, pmd, addr); ^1da177e4c3f41 Linus Torvalds 2005-04-16 251 } while (pmd++, addr = next, addr != end); ^1da177e4c3f41 Linus Torvalds 2005-04-16 252 e0da382c92626a Hugh Dickins 2005-04-19 253 start &= PUD_MASK; e0da382c92626a Hugh Dickins 2005-04-19 254 if (start < floor) e0da382c92626a Hugh Dickins 2005-04-19 255 return; e0da382c92626a Hugh Dickins 2005-04-19 256 if (ceiling) { e0da382c92626a Hugh Dickins 2005-04-19 257 ceiling &= PUD_MASK; e0da382c92626a Hugh Dickins 2005-04-19 258 if (!ceiling) e0da382c92626a Hugh Dickins 2005-04-19 259 return; ^1da177e4c3f41 Linus Torvalds 2005-04-16 260 } e0da382c92626a Hugh Dickins 2005-04-19 261 if (end - 1 > ceiling - 1) e0da382c92626a Hugh Dickins 2005-04-19 262 return; e0da382c92626a Hugh Dickins 2005-04-19 263 e0da382c92626a Hugh Dickins 2005-04-19 264 pmd = pmd_offset(pud, start); e0da382c92626a Hugh Dickins 2005-04-19 265 pud_clear(pud); 9e1b32caa525cb Benjamin Herrenschmidt 2009-07-22 @266 pmd_free_tlb(tlb, pmd, start); dc6c9a35b66b52 Kirill A. Shutemov 2015-02-11 267 mm_dec_nr_pmds(tlb->mm); ^1da177e4c3f41 Linus Torvalds 2005-04-16 268 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 269 :::::: The code at line 266 was first introduced by commit :::::: 9e1b32caa525cb236e80e9c671e179bcecccc657 mm: Pass virtual address to [__]p{te,ud,md}_free_tlb() :::::: TO: Benjamin Herrenschmidt <benh(a)kernel.crashing.org&gt; :::::: CC: Linus Torvalds <torvalds(a)linux-foundation.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org