Hi Wei, Thank you for the patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v4.20-rc6 next-20181213] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Wei-Yang/mm-memory_hotplug-pass-next_memory_node-to-new_page_nodemask/20181214-030950 config: x86_64-randconfig-x009-201849 (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): mm/memory_hotplug.c: In function 'new_node_page': >> mm/memory_hotplug.c:1339:33: error: implicit declaration of function 'next_memory_node'; did you mean 'first_memory_node'? [-Werror=implicit-function-declaration] return new_page_nodemask(page, next_memory_node(nid), &nmask); ^~~~~~~~~~~~~~~~ first_memory_node cc1: some warnings being treated as errors vim +1339 mm/memory_hotplug.c 1324 1325 static struct page *new_node_page(struct page *page, unsigned long private) 1326 { 1327 int nid = page_to_nid(page); 1328 nodemask_t nmask = node_states[N_MEMORY]; 1329 1330 /* 1331 * try to allocate from a different node but reuse this node if there 1332 * are no other online nodes to be used (e.g. we are offlining a part 1333 * of the only existing node) 1334 */ 1335 node_clear(nid, nmask); 1336 if (nodes_empty(nmask)) 1337 node_set(nid, nmask); 1338 > 1339 return new_page_nodemask(page, next_memory_node(nid), &nmask); 1340 } 1341 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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