Messages in this thread | | | Date | Tue, 21 Apr 2020 13:33:00 +0800 | From | kbuild test robot <> | Subject | Re: [PATCH v4 10/10] mmap locking API: rename mmap_sem to mmap_lock |
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Hi Michel,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on rdma/for-next] [also build test ERROR on kvms390/next linus/master v5.7-rc2] [cannot apply to powerpc/next uml/linux-next next-20200420] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url: https://github.com/0day-ci/linux/commits/Michel-Lespinasse/Add-a-new-mmap-locking-API-wrapping-mmap_sem-calls/20200415-084649 base: https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git for-next config: riscv-randconfig-a001-20200421 (attached as .config) compiler: riscv64-linux-gcc (GCC) 9.3.0 reproduce: 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 GCC_VERSION=9.3.0 make.cross ARCH=riscv
If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
arch/riscv/mm/pageattr.c: In function '__set_memory': >> arch/riscv/mm/pageattr.c:120:21: error: 'struct mm_struct' has no member named 'mmap_sem'; did you mean 'mmap_base'? 120 | down_read(&init_mm.mmap_sem); | ^~~~~~~~ | mmap_base arch/riscv/mm/pageattr.c:123:19: error: 'struct mm_struct' has no member named 'mmap_sem'; did you mean 'mmap_base'? 123 | up_read(&init_mm.mmap_sem); | ^~~~~~~~ | mmap_base
vim +120 arch/riscv/mm/pageattr.c
d3ab332a502123 Zong Li 2020-03-10 105 d3ab332a502123 Zong Li 2020-03-10 106 static int __set_memory(unsigned long addr, int numpages, pgprot_t set_mask, d3ab332a502123 Zong Li 2020-03-10 107 pgprot_t clear_mask) d3ab332a502123 Zong Li 2020-03-10 108 { d3ab332a502123 Zong Li 2020-03-10 109 int ret; d3ab332a502123 Zong Li 2020-03-10 110 unsigned long start = addr; d3ab332a502123 Zong Li 2020-03-10 111 unsigned long end = start + PAGE_SIZE * numpages; d3ab332a502123 Zong Li 2020-03-10 112 struct pageattr_masks masks = { d3ab332a502123 Zong Li 2020-03-10 113 .set_mask = set_mask, d3ab332a502123 Zong Li 2020-03-10 114 .clear_mask = clear_mask d3ab332a502123 Zong Li 2020-03-10 115 }; d3ab332a502123 Zong Li 2020-03-10 116 d3ab332a502123 Zong Li 2020-03-10 117 if (!numpages) d3ab332a502123 Zong Li 2020-03-10 118 return 0; d3ab332a502123 Zong Li 2020-03-10 119 d3ab332a502123 Zong Li 2020-03-10 @120 down_read(&init_mm.mmap_sem); d3ab332a502123 Zong Li 2020-03-10 121 ret = walk_page_range_novma(&init_mm, start, end, &pageattr_ops, NULL, d3ab332a502123 Zong Li 2020-03-10 122 &masks); d3ab332a502123 Zong Li 2020-03-10 123 up_read(&init_mm.mmap_sem); d3ab332a502123 Zong Li 2020-03-10 124 d3ab332a502123 Zong Li 2020-03-10 125 flush_tlb_kernel_range(start, end); d3ab332a502123 Zong Li 2020-03-10 126 d3ab332a502123 Zong Li 2020-03-10 127 return ret; d3ab332a502123 Zong Li 2020-03-10 128 } d3ab332a502123 Zong Li 2020-03-10 129
:::::: The code at line 120 was first introduced by commit :::::: d3ab332a5021235a74fd832a49c6a99404920d88 riscv: add ARCH_HAS_SET_MEMORY support
:::::: TO: Zong Li <zong.li@sifive.com> :::::: CC: Palmer Dabbelt <palmerdabbelt@google.com>
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