Messages in this thread | | | Date | Sat, 6 Nov 2021 18:52:04 +0800 | From | kernel test robot <> | Subject | [zanussi-trace:ftrace/cleanup-hist-func-v1 1/2] kernel/trace/trace_events_trigger.c:685:6: error: no previous prototype for function 'event_trigger_remove' |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/zanussi/linux-trace.git ftrace/cleanup-hist-func-v1 head: 61eeb0efea39a7cae67ea43f3fe553559e0eb2b7 commit: bc058fce125e0728485b35332e34319cc6d51832 [1/2] tracing: Add helper functions to simplify event_command callback handling config: x86_64-buildonly-randconfig-r006-20211105 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 627868263cd4d57c230b61904483a3dad9e1a1da) 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/zanussi/linux-trace.git/commit/?id=bc058fce125e0728485b35332e34319cc6d51832 git remote add zanussi-trace https://git.kernel.org/pub/scm/linux/kernel/git/zanussi/linux-trace.git git fetch --no-tags zanussi-trace ftrace/cleanup-hist-func-v1 git checkout bc058fce125e0728485b35332e34319cc6d51832 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> kernel/trace/trace_events_trigger.c:685:6: error: no previous prototype for function 'event_trigger_remove' [-Werror,-Wmissing-prototypes] void event_trigger_remove(struct event_command *cmd_ops, ^ kernel/trace/trace_events_trigger.c:685:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void event_trigger_remove(struct event_command *cmd_ops, ^ static 1 error generated.
vim +/event_trigger_remove +685 kernel/trace/trace_events_trigger.c
684 > 685 void event_trigger_remove(struct event_command *cmd_ops, 686 struct trace_event_file *file, 687 char *glob, 688 char *cmd, 689 char *trigger, 690 struct event_trigger_data **trigger_data) 691 { 692 struct event_trigger_ops *trigger_ops; 693 694 trigger_ops = cmd_ops->get_trigger_ops(cmd, trigger); 695 696 cmd_ops->unreg(glob+1, trigger_ops, *trigger_data, file); 697 698 kfree(*trigger_data); 699 700 *trigger_data = NULL; 701 } 702
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