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* [ammarfaizi2-block:google/android/kernel/common/android14-5.15 11/11] arch/arm64/include/asm/kvm_hypevents.h:32:1: warning: no previous prototype for function 'hyp_event_trace_host_hcall'
@ 2023-02-14 14:11 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-02-14 14:11 UTC (permalink / raw)
  To: Ammar Faizi, GNU/Weeb Mailing List; +Cc: oe-kbuild-all

tree:   https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android14-5.15
head:   27e5fbdd8569f72e6fc38ffd7f3b6b4992099026
commit: 25d0badbe3f4c15b5a29fd6d91b207fc7e5921c1 [11/11] ANDROID: KVM: arm64: Add EL2 wakeup cause hyp events
config: arm64-randconfig-r032-20230213 (https://download.01.org/0day-ci/archive/20230214/[email protected]/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project db89896bbbd2251fff457699635acbbedeead27f)
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
        # install arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://github.com/ammarfaizi2/linux-block/commit/25d0badbe3f4c15b5a29fd6d91b207fc7e5921c1
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android14-5.15
        git checkout 25d0badbe3f4c15b5a29fd6d91b207fc7e5921c1
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash arch/arm64/kvm/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <[email protected]>
| Link: https://lore.kernel.org/oe-kbuild-all/[email protected]/

All warnings (new ones prefixed by >>):

   In file included from arch/arm64/kvm/hyp_events.c:37:
   arch/arm64/include/asm/kvm_hypevents.h:14:1: warning: no previous prototype for function 'hyp_event_trace_hyp_enter' [-Wmissing-prototypes]
   HYP_EVENT(hyp_enter,
   ^
   arch/arm64/kvm/hyp_events.c:25:20: note: expanded from macro 'HYP_EVENT'
           enum print_line_t hyp_event_trace_##__name(struct trace_iterator *iter, \
                             ^
   <scratch space>:80:1: note: expanded from here
   hyp_event_trace_hyp_enter
   ^
   arch/arm64/include/asm/kvm_hypevents.h:14:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   arch/arm64/kvm/hyp_events.c:25:2: note: expanded from macro 'HYP_EVENT'
           enum print_line_t hyp_event_trace_##__name(struct trace_iterator *iter, \
           ^
   In file included from arch/arm64/kvm/hyp_events.c:37:
   arch/arm64/include/asm/kvm_hypevents.h:23:1: warning: no previous prototype for function 'hyp_event_trace_hyp_exit' [-Wmissing-prototypes]
   HYP_EVENT(hyp_exit,
   ^
   arch/arm64/kvm/hyp_events.c:25:20: note: expanded from macro 'HYP_EVENT'
           enum print_line_t hyp_event_trace_##__name(struct trace_iterator *iter, \
                             ^
   <scratch space>:85:1: note: expanded from here
   hyp_event_trace_hyp_exit
   ^
   arch/arm64/include/asm/kvm_hypevents.h:23:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   arch/arm64/kvm/hyp_events.c:25:2: note: expanded from macro 'HYP_EVENT'
           enum print_line_t hyp_event_trace_##__name(struct trace_iterator *iter, \
           ^
   In file included from arch/arm64/kvm/hyp_events.c:37:
>> arch/arm64/include/asm/kvm_hypevents.h:32:1: warning: no previous prototype for function 'hyp_event_trace_host_hcall' [-Wmissing-prototypes]
   HYP_EVENT(host_hcall,
   ^
   arch/arm64/kvm/hyp_events.c:25:20: note: expanded from macro 'HYP_EVENT'
           enum print_line_t hyp_event_trace_##__name(struct trace_iterator *iter, \
                             ^
   <scratch space>:90:1: note: expanded from here
   hyp_event_trace_host_hcall
   ^
   arch/arm64/include/asm/kvm_hypevents.h:32:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   arch/arm64/kvm/hyp_events.c:25:2: note: expanded from macro 'HYP_EVENT'
           enum print_line_t hyp_event_trace_##__name(struct trace_iterator *iter, \
           ^
   In file included from arch/arm64/kvm/hyp_events.c:37:
>> arch/arm64/include/asm/kvm_hypevents.h:46:1: warning: no previous prototype for function 'hyp_event_trace_host_smc' [-Wmissing-prototypes]
   HYP_EVENT(host_smc,
   ^
   arch/arm64/kvm/hyp_events.c:25:20: note: expanded from macro 'HYP_EVENT'
           enum print_line_t hyp_event_trace_##__name(struct trace_iterator *iter, \
                             ^
   <scratch space>:95:1: note: expanded from here
   hyp_event_trace_host_smc
   ^
   arch/arm64/include/asm/kvm_hypevents.h:46:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   arch/arm64/kvm/hyp_events.c:25:2: note: expanded from macro 'HYP_EVENT'
           enum print_line_t hyp_event_trace_##__name(struct trace_iterator *iter, \
           ^
   In file included from arch/arm64/kvm/hyp_events.c:37:
>> arch/arm64/include/asm/kvm_hypevents.h:61:1: warning: no previous prototype for function 'hyp_event_trace_host_mem_abort' [-Wmissing-prototypes]
   HYP_EVENT(host_mem_abort,
   ^
   arch/arm64/kvm/hyp_events.c:25:20: note: expanded from macro 'HYP_EVENT'
           enum print_line_t hyp_event_trace_##__name(struct trace_iterator *iter, \
                             ^
   <scratch space>:5:1: note: expanded from here
   hyp_event_trace_host_mem_abort
   ^
   arch/arm64/include/asm/kvm_hypevents.h:61:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   arch/arm64/kvm/hyp_events.c:25:2: note: expanded from macro 'HYP_EVENT'
           enum print_line_t hyp_event_trace_##__name(struct trace_iterator *iter, \
           ^
   arch/arm64/kvm/hyp_events.c:249:6: warning: no previous prototype for function 'kvm_hyp_events_enable_early' [-Wmissing-prototypes]
   bool kvm_hyp_events_enable_early(void)
        ^
   arch/arm64/kvm/hyp_events.c:249:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   bool kvm_hyp_events_enable_early(void)
   ^
   static 
   arch/arm64/kvm/hyp_events.c:284:6: warning: no previous prototype for function 'kvm_hyp_init_events_tracefs' [-Wmissing-prototypes]
   void kvm_hyp_init_events_tracefs(struct dentry *parent)
        ^
   arch/arm64/kvm/hyp_events.c:284:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void kvm_hyp_init_events_tracefs(struct dentry *parent)
   ^
   static 
   arch/arm64/kvm/hyp_events.c:323:5: warning: no previous prototype for function 'kvm_hyp_init_events' [-Wmissing-prototypes]
   int kvm_hyp_init_events(void)
       ^
   arch/arm64/kvm/hyp_events.c:323:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int kvm_hyp_init_events(void)
   ^
   static 
   8 warnings generated.


vim +/hyp_event_trace_host_hcall +32 arch/arm64/include/asm/kvm_hypevents.h

    31	
  > 32	HYP_EVENT(host_hcall,
    33		HE_PROTO(unsigned int id, u8 invalid),
    34		HE_STRUCT(
    35			he_field(unsigned int, id)
    36			he_field(u8, invalid)
    37		),
    38		HE_ASSIGN(
    39			__entry->id = id;
    40			__entry->invalid = invalid;
    41		),
    42		HE_PRINTK("id=%u invalid=%u",
    43			  __entry->id, __entry->invalid)
    44	);
    45	
  > 46	HYP_EVENT(host_smc,
    47		HE_PROTO(u64 id, u8 forwarded),
    48		HE_STRUCT(
    49			he_field(u64, id)
    50			he_field(u8, forwarded)
    51		),
    52		HE_ASSIGN(
    53			__entry->id = id;
    54			__entry->forwarded = forwarded;
    55		),
    56		HE_PRINTK("id=%llu invalid=%u",
    57			  __entry->id, __entry->forwarded)
    58	);
    59	
    60	
  > 61	HYP_EVENT(host_mem_abort,

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests

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