tree: https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next head: 696ee10fad76d6ec15f256e6dc2c08aa2c706890 commit: 5174624414ac49495a08eca4ee584dac193c0eb7 [6/8] dm writecache: use 2-factor allocator arguments config: mips-allyesconfig (attached as .config) compiler: mips-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 5174624414ac49495a08eca4ee584dac193c0eb7 # save the attached .config to linux build tree GCC_VERSION=7.2.0 make.cross ARCH=mips All errors (new ones prefixed by >>): drivers/md/dm-writecache.c: In function 'writecache_alloc_entries': >> drivers/md/dm-writecache.c:862:24: error: implicit declaration of function 'array_size'; did you mean '__ua_size'? [-Werror=implicit-function-declaration] wc->entries = vmalloc(array_size(sizeof(struct wc_entry), wc->n_blocks)); ^~~~~~~~~~ __ua_size cc1: some warnings being treated as errors vim +862 drivers/md/dm-writecache.c 855 856 static int writecache_alloc_entries(struct dm_writecache *wc) 857 { 858 size_t b; 859 860 if (wc->entries) 861 return 0; > 862 wc->entries = vmalloc(array_size(sizeof(struct wc_entry), wc->n_blocks)); 863 if (!wc->entries) 864 return -ENOMEM; 865 for (b = 0; b < wc->n_blocks; b++) { 866 struct wc_entry *e = &wc->entries[b]; 867 e->index = b; 868 e->write_in_progress = false; 869 } 870 871 return 0; 872 } 873 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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