Messages in this thread | | | Date | Mon, 21 Feb 2022 07:58:00 +0800 | From | kernel test robot <> | Subject | [mingo-tip:sched/headers 387/2574] net/sched/sch_generic.c:410:6: warning: no previous prototype for function '__qdisc_run' |
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tree: git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers head: 39e8a0edc8fae20758051dadf7846849edc18b88 commit: f54bcd14bfddfcc8eb987098f25589b074600c5f [387/2574] headers/uninline: Uninline single-use function: qdisc_run() config: x86_64-randconfig-a012 (https://download.01.org/0day-ci/archive/20220221/202202210711.TSsBtE2b-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d271fc04d5b97b12e6b797c6067d3c96a8d7470e) 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 # https://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git/commit/?id=f54bcd14bfddfcc8eb987098f25589b074600c5f git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git git fetch --no-tags mingo-tip sched/headers git checkout f54bcd14bfddfcc8eb987098f25589b074600c5f # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/entry/vsyscall/ arch/x86/pci/ kernel/bpf/ kernel/sched/ kernel/trace/ lib/ net/ipv6/ net/sched/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> net/sched/sch_generic.c:410:6: warning: no previous prototype for function '__qdisc_run' [-Wmissing-prototypes] void __qdisc_run(struct Qdisc *q) ^ net/sched/sch_generic.c:410:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void __qdisc_run(struct Qdisc *q) ^ static 1 warning generated.
vim +/__qdisc_run +410 net/sched/sch_generic.c
bbd8a0d3a3b65d Krishna Kumar 2009-08-06 409 37437bb2e1ae8a David S. Miller 2008-07-16 @410 void __qdisc_run(struct Qdisc *q) 48d83325b61043 Herbert Xu 2006-06-19 411 { 3d48b53fb2ae37 Matthias Tafelmeier 2016-12-29 412 int quota = dev_tx_weight; b8358d70ce1066 Jesper Dangaard Brouer 2014-10-09 413 int packets; 2ba2506ca7ca62 Herbert Xu 2008-03-28 414 b8358d70ce1066 Jesper Dangaard Brouer 2014-10-09 415 while (qdisc_restart(q, &packets)) { b8358d70ce1066 Jesper Dangaard Brouer 2014-10-09 416 quota -= packets; b60fa1c5d01a10 Eric Dumazet 2019-10-01 417 if (quota <= 0) { c4fef01ba4793a Yunsheng Lin 2021-06-22 418 if (q->flags & TCQ_F_NOLOCK) c4fef01ba4793a Yunsheng Lin 2021-06-22 419 set_bit(__QDISC_STATE_MISSED, &q->state); c4fef01ba4793a Yunsheng Lin 2021-06-22 420 else 37437bb2e1ae8a David S. Miller 2008-07-16 421 __netif_schedule(q); c4fef01ba4793a Yunsheng Lin 2021-06-22 422 d90df3ad07a20c Herbert Xu 2007-05-10 423 break; 2ba2506ca7ca62 Herbert Xu 2008-03-28 424 } 2ba2506ca7ca62 Herbert Xu 2008-03-28 425 } 48d83325b61043 Herbert Xu 2006-06-19 426 } 48d83325b61043 Herbert Xu 2006-06-19 427
:::::: The code at line 410 was first introduced by commit :::::: 37437bb2e1ae8af470dfcd5b4ff454110894ccaf pkt_sched: Schedule qdiscs instead of netdev_queue.
:::::: TO: David S. Miller <davem@davemloft.net> :::::: CC: David S. Miller <davem@davemloft.net>
--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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