[kbuild-all] 答复: [PATCH] arm64: mm: free unused memmap for sparse memory model that define VMEMMAP

Hi, Thank you for your attention to this patch, I will accept your suggestion and fix the issue as soon as possible. Thanks! -----邮件原件----- 发件人: kernel test robot [mailto:lkp@intel.com] 发送时间: 2020年7月22日 0:29 收件人: liwei (CM) <liwei213(a)huawei.com&gt;; catalin.marinas(a)arm.com; will(a)kernel.org 抄送: kbuild-all(a)lists.01.org; liwei (CM) <liwei213(a)huawei.com&gt;; Xiaqing (A) <saberlily.xia(a)hisilicon.com&gt;; Chenfeng (puck) <puck.chen(a)hisilicon.com&gt;; butao <butao(a)hisilicon.com&gt;; fengbaopeng <fengbaopeng2(a)hisilicon.com&gt;; nsaenzjulienne(a)suse.de; steve.capper(a)arm.com; rppt(a)linux.ibm.com 主题: Re: [PATCH] arm64: mm: free unused memmap for sparse memory model that define VMEMMAP Hi Wei, I love your patch! Yet something to improve: [auto build test ERROR on arm64/for-next/core] [also build test ERROR on v5.8-rc6 next-20200721] [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/Wei-Li/arm64-mm-free-unused-memm... base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core config: arm64-allyesconfig (attached as .config) compiler: aarch64-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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 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 >>): In file included from arch/arm64/include/asm/kernel-pgtable.h:11, from arch/arm64/include/asm/uaccess.h:11, from include/linux/uaccess.h:11, from include/linux/sched/task.h:11, from include/linux/sched/signal.h:9, from include/linux/rcuwait.h:6, from include/linux/percpu-rwsem.h:7, from include/linux/fs.h:33, from include/linux/cgroup.h:17, from include/linux/memcontrol.h:13, from include/linux/swap.h:9, from arch/arm64/mm/init.c:12: arch/arm64/mm/init.c: In function 'free_memmap': 113 | #define pgd_offset(mm, address) pgd_offset_pgd((mm)->pgd, (address)) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | | | pgd_t * {aka struct <anonymous> *} include/linux/pgtable.h:120:32: note: in expansion of macro 'pgd_offset' 120 | #define pgd_offset_k(address) pgd_offset(&init_mm, (address)) | ^~~~~~~~~~ arch/arm64/mm/init.c:457:30: note: in expansion of macro 'pgd_offset_k' 457 | pmd = pmd_offset(pud_offset(pgd_offset_k(addr), addr), addr); | ^~~~~~~~~~~~ In file included from arch/arm64/include/asm/pgtable-types.h:50, from arch/arm64/include/asm/kasan.h:9, from arch/arm64/include/asm/processor.h:36, from include/asm-generic/qrwlock.h:14, from ./arch/arm64/include/generated/asm/qrwlock.h:1, from arch/arm64/include/asm/spinlock.h:8, from include/linux/spinlock.h:89, from include/linux/swap.h:5, from arch/arm64/mm/init.c:12: include/asm-generic/pgtable-nopud.h:42:40: note: expected 'p4d_t *' {aka 'struct <anonymous> *'} but argument is of type 'pgd_t *' {aka 'struct <anonymous> *'} 42 | static inline pud_t *pud_offset(p4d_t *p4d, unsigned long address) | ~~~~~~~^~~ 467 | free_bootmem(phys_addr, PMD_SIZE); | ^~~~~~~~~~~~ | free_initmem cc1: some warnings being treated as errors vim +/pud_offset +113 include/linux/pgtable.h 974b9b2c68f3d3 Mike Rapoport 2020-06-08 108 974b9b2c68f3d3 Mike Rapoport 2020-06-08 109 /* 974b9b2c68f3d3 Mike Rapoport 2020-06-08 110 * a shortcut to get a pgd_t in a given mm 974b9b2c68f3d3 Mike Rapoport 2020-06-08 111 */ 974b9b2c68f3d3 Mike Rapoport 2020-06-08 112 #ifndef pgd_offset 974b9b2c68f3d3 Mike Rapoport 2020-06-08 @113 #define pgd_offset(mm, address) pgd_offset_pgd((mm)->pgd, (address)) 974b9b2c68f3d3 Mike Rapoport 2020-06-08 114 #endif 974b9b2c68f3d3 Mike Rapoport 2020-06-08 115 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org