Hi Waiman, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linus/master] [also build test WARNING on v4.20-rc7 next-20181220] [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/Waiman-Long/include-linux-nodemask-h-Use-nr_node_ids-not-MAX_NUMNODES-in-__nodemask_pr_numnodes/20181221-082352 config: riscv-tinyconfig (attached as .config) compiler: riscv64-linux-gcc (GCC) 8.1.0 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 GCC_VERSION=8.1.0 make.cross ARCH=riscv All warnings (new ones prefixed by >>): In file included from include/linux/sched.h:22, from arch/riscv/kernel/asm-offsets.c:18: >> include/linux/nodemask.h:492: warning: "nr_node_ids" redefined #define nr_node_ids 1 include/linux/nodemask.h:105: note: this is the location of the previous definition #define nr_node_ids MAX_NUMNODES vim +/nr_node_ids +492 include/linux/nodemask.h 13808910 Christoph Lameter 2007-10-16 485 13808910 Christoph Lameter 2007-10-16 486 #define for_each_node_state(node, __state) \ 13808910 Christoph Lameter 2007-10-16 487 for ( (node) = 0; (node) == 0; (node) = 1) 13808910 Christoph Lameter 2007-10-16 488 8357f869 KAMEZAWA Hiroyuki 2006-03-27 489 #define first_online_node 0 8d060bf4 David Rientjes 2014-08-06 490 #define first_memory_node 0 8357f869 KAMEZAWA Hiroyuki 2006-03-27 491 #define next_online_node(nid) (MAX_NUMNODES) 74c7aa8b Christoph Lameter 2007-02-20 @492 #define nr_node_ids 1 62bc62a8 Christoph Lameter 2009-06-16 493 #define nr_online_nodes 1 13808910 Christoph Lameter 2007-10-16 494 :::::: The code at line 492 was first introduced by commit :::::: 74c7aa8b8581e0ba8d6d17c623b9279aaabbb0cf [PATCH] Replace highest_possible_node_id() with nr_node_ids :::::: TO: Christoph Lameter <[email protected]> :::::: CC: Linus Torvalds <[email protected]> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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