2022-05-03 01:16:55

by kernel test robot

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Subject: [jsarha:topic/chromeos-4.19-s0ix 9206/9999] kernel/gcov/gcc_4_7.c:162:16: error: implicit declaration of function 'within_module'; did you mean 'init_module'?

tree: https://github.com/jsarha/linux topic/chromeos-4.19-s0ix
head: 430bdaa0a8c38697780f45a148964d71951df11f
commit: 35be48648a6552869bd5d6c9a0d278102d23d46c [9206/9999] UPSTREAM: gcov: clang support
config: powerpc64-randconfig-m031-20220501 (https://download.01.org/0day-ci/archive/20220503/[email protected]/config)
compiler: powerpc64-linux-gcc (GCC) 11.3.0
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://github.com/jsarha/linux/commit/35be48648a6552869bd5d6c9a0d278102d23d46c
git remote add jsarha https://github.com/jsarha/linux
git fetch --no-tags jsarha topic/chromeos-4.19-s0ix
git checkout 35be48648a6552869bd5d6c9a0d278102d23d46c
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash M=kernel/gcov

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>

All errors (new ones prefixed by >>):

In file included from arch/powerpc/include/asm/book3s/64/mmu-hash.h:24,
from arch/powerpc/include/asm/book3s/64/mmu.h:30,
from arch/powerpc/include/asm/mmu.h:313,
from arch/powerpc/include/asm/lppaca.h:36,
from arch/powerpc/include/asm/paca.h:21,
from arch/powerpc/include/asm/hw_irq.h:64,
from arch/powerpc/include/asm/irqflags.h:12,
from include/linux/irqflags.h:16,
from include/linux/spinlock.h:54,
from arch/powerpc/kernel/prom.c:23:
arch/powerpc/include/asm/book3s/64/pgtable.h:1275:15: error: type qualifiers ignored on function return type [-Werror=ignored-qualifiers]
1275 | static inline const int pud_pfn(pud_t pud)
| ^~~~~
arch/powerpc/kernel/prom.c: In function 'early_reserve_mem':
>> arch/powerpc/kernel/prom.c:615:17: error: variable 'reserve_map' set but not used [-Werror=unused-but-set-variable]
615 | __be64 *reserve_map;
| ^~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from arch/powerpc/include/asm/book3s/64/mmu-hash.h:24,
from arch/powerpc/include/asm/book3s/64/mmu.h:30,
from arch/powerpc/include/asm/mmu.h:313,
from arch/powerpc/include/asm/lppaca.h:36,
from arch/powerpc/include/asm/paca.h:21,
from arch/powerpc/include/asm/current.h:16,
from include/linux/sched.h:12,
from arch/powerpc/kernel/setup_64.c:15:
arch/powerpc/include/asm/book3s/64/pgtable.h:1275:15: error: type qualifiers ignored on function return type [-Werror=ignored-qualifiers]
1275 | static inline const int pud_pfn(pud_t pud)
| ^~~~~
>> arch/powerpc/kernel/setup_64.c:266:13: error: no previous prototype for 'record_spr_defaults' [-Werror=missing-prototypes]
266 | void __init record_spr_defaults(void)
| ^~~~~~~~~~~~~~~~~~~
>> arch/powerpc/kernel/setup_64.c:291:13: error: no previous prototype for 'early_setup' [-Werror=missing-prototypes]
291 | void __init early_setup(unsigned long dt_ptr)
| ^~~~~~~~~~~
arch/powerpc/kernel/setup_64.c:379:6: error: no previous prototype for 'early_setup_secondary' [-Werror=missing-prototypes]
379 | void early_setup_secondary(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/powerpc/kernel/setup_64.c:397:6: error: no previous prototype for 'panic_smp_self_stop' [-Werror=missing-prototypes]
397 | void panic_smp_self_stop(void)
| ^~~~~~~~~~~~~~~~~~~
arch/powerpc/kernel/setup_64.c: In function 'initialize_cache_info':
arch/powerpc/kernel/setup_64.c:574:70: error: suggest braces around empty body in an 'if' statement [-Werror=empty-body]
574 | DBG("Argh, can't find dcache properties !\n");
| ^
arch/powerpc/kernel/setup_64.c:577:70: error: suggest braces around empty body in an 'if' statement [-Werror=empty-body]
577 | DBG("Argh, can't find icache properties !\n");
| ^
cc1: all warnings being treated as errors
--
In file included from arch/powerpc/include/asm/book3s/64/mmu-hash.h:24,
from arch/powerpc/include/asm/book3s/64/mmu.h:30,
from arch/powerpc/include/asm/mmu.h:313,
from arch/powerpc/include/asm/lppaca.h:36,
from arch/powerpc/include/asm/paca.h:21,
from arch/powerpc/include/asm/current.h:16,
from include/linux/sched.h:12,
from arch/powerpc/kernel/sys_ppc32.c:18:
arch/powerpc/include/asm/book3s/64/pgtable.h:1275:15: error: type qualifiers ignored on function return type [-Werror=ignored-qualifiers]
1275 | static inline const int pud_pfn(pud_t pud)
| ^~~~~
>> arch/powerpc/kernel/sys_ppc32.c:55:15: error: no previous prototype for 'compat_sys_mmap2' [-Werror=missing-prototypes]
55 | unsigned long compat_sys_mmap2(unsigned long addr, size_t len,
| ^~~~~~~~~~~~~~~~
>> arch/powerpc/kernel/sys_ppc32.c:68:16: error: no previous prototype for 'compat_sys_pread64' [-Werror=missing-prototypes]
68 | compat_ssize_t compat_sys_pread64(unsigned int fd, char __user *ubuf, compat_size_t count,
| ^~~~~~~~~~~~~~~~~~
>> arch/powerpc/kernel/sys_ppc32.c:74:16: error: no previous prototype for 'compat_sys_pwrite64' [-Werror=missing-prototypes]
74 | compat_ssize_t compat_sys_pwrite64(unsigned int fd, const char __user *ubuf, compat_size_t count,
| ^~~~~~~~~~~~~~~~~~~
>> arch/powerpc/kernel/sys_ppc32.c:80:16: error: no previous prototype for 'compat_sys_readahead' [-Werror=missing-prototypes]
80 | compat_ssize_t compat_sys_readahead(int fd, u32 r4, u32 offhi, u32 offlo, u32 count)
| ^~~~~~~~~~~~~~~~~~~~
>> arch/powerpc/kernel/sys_ppc32.c:85:16: error: no previous prototype for 'compat_sys_truncate64' [-Werror=missing-prototypes]
85 | asmlinkage int compat_sys_truncate64(const char __user * path, u32 reg4,
| ^~~~~~~~~~~~~~~~~~~~~
>> arch/powerpc/kernel/sys_ppc32.c:91:17: error: no previous prototype for 'compat_sys_fallocate' [-Werror=missing-prototypes]
91 | asmlinkage long compat_sys_fallocate(int fd, int mode, u32 offhi, u32 offlo,
| ^~~~~~~~~~~~~~~~~~~~
>> arch/powerpc/kernel/sys_ppc32.c:98:16: error: no previous prototype for 'compat_sys_ftruncate64' [-Werror=missing-prototypes]
98 | asmlinkage int compat_sys_ftruncate64(unsigned int fd, u32 reg4, unsigned long high,
| ^~~~~~~~~~~~~~~~~~~~~~
>> arch/powerpc/kernel/sys_ppc32.c:104:6: error: no previous prototype for 'ppc32_fadvise64' [-Werror=missing-prototypes]
104 | long ppc32_fadvise64(int fd, u32 unused, u32 offset_high, u32 offset_low,
| ^~~~~~~~~~~~~~~
>> arch/powerpc/kernel/sys_ppc32.c:111:17: error: no previous prototype for 'compat_sys_sync_file_range2' [-Werror=missing-prototypes]
111 | asmlinkage long compat_sys_sync_file_range2(int fd, unsigned int flags,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from arch/powerpc/include/asm/book3s/64/mmu-hash.h:24,
from arch/powerpc/include/asm/book3s/64/mmu.h:30,
from arch/powerpc/include/asm/mmu.h:313,
from arch/powerpc/include/asm/lppaca.h:36,
from arch/powerpc/include/asm/paca.h:21,
from arch/powerpc/include/asm/smp.h:28,
from include/linux/smp.h:64,
from include/linux/percpu.h:7,
from include/linux/context_tracking_state.h:5,
from include/linux/vtime.h:5,
from include/linux/hardirq.h:8,
from arch/powerpc/kernel/mce.c:25:
arch/powerpc/include/asm/book3s/64/pgtable.h:1275:15: error: type qualifiers ignored on function return type [-Werror=ignored-qualifiers]
1275 | static inline const int pud_pfn(pud_t pud)
| ^~~~~
arch/powerpc/kernel/mce.c: In function 'machine_process_ue_event':
arch/powerpc/kernel/mce.c:260:37: error: variable 'evt' set but not used [-Werror=unused-but-set-variable]
260 | struct machine_check_event *evt;
| ^~~
arch/powerpc/kernel/mce.c: At top level:
>> arch/powerpc/kernel/mce.c:487:6: error: no previous prototype for 'machine_check_early' [-Werror=missing-prototypes]
487 | long machine_check_early(struct pt_regs *regs)
| ^~~~~~~~~~~~~~~~~~~
>> arch/powerpc/kernel/mce.c:606:6: error: no previous prototype for 'hmi_exception_realmode' [-Werror=missing-prototypes]
606 | long hmi_exception_realmode(struct pt_regs *regs)
| ^~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from arch/powerpc/include/asm/book3s/64/mmu-hash.h:24,
from arch/powerpc/include/asm/book3s/64/mmu.h:30,
from arch/powerpc/include/asm/mmu.h:313,
from arch/powerpc/include/asm/lppaca.h:36,
from arch/powerpc/include/asm/paca.h:21,
from arch/powerpc/include/asm/current.h:16,
from include/linux/sched.h:12,
from include/linux/sched/mm.h:7,
from arch/powerpc/kernel/smp.c:22:
arch/powerpc/include/asm/book3s/64/pgtable.h:1275:15: error: type qualifiers ignored on function return type [-Werror=ignored-qualifiers]
1275 | static inline const int pud_pfn(pud_t pud)
| ^~~~~
arch/powerpc/kernel/smp.c:445:5: error: no previous prototype for '__smp_send_nmi_ipi' [-Werror=missing-prototypes]
445 | int __smp_send_nmi_ipi(int cpu, void (*fn)(struct pt_regs *), u64 delay_us, bool safe)
| ^~~~~~~~~~~~~~~~~~
>> arch/powerpc/kernel/smp.c:521:6: error: no previous prototype for 'tick_broadcast' [-Werror=missing-prototypes]
521 | void tick_broadcast(const struct cpumask *mask)
| ^~~~~~~~~~~~~~
>> arch/powerpc/kernel/smp.c:531:6: error: no previous prototype for 'debugger_ipi_callback' [-Werror=missing-prototypes]
531 | void debugger_ipi_callback(struct pt_regs *regs)
| ^~~~~~~~~~~~~~~~~~~~~
arch/powerpc/kernel/smp.c:1062:5: error: no previous prototype for 'setup_profiling_timer' [-Werror=missing-prototypes]
1062 | int setup_profiling_timer(unsigned int multiplier)
| ^~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from arch/powerpc/include/asm/book3s/64/mmu-hash.h:24,
from arch/powerpc/include/asm/book3s/64/mmu.h:30,
from arch/powerpc/include/asm/mmu.h:313,
from arch/powerpc/include/asm/lppaca.h:36,
from arch/powerpc/include/asm/paca.h:21,
from arch/powerpc/include/asm/hw_irq.h:64,
from arch/powerpc/include/asm/irqflags.h:12,
from include/linux/irqflags.h:16,
from include/linux/rcupdate.h:39,
from include/linux/rculist.h:11,
from include/linux/sched/signal.h:5,
from arch/powerpc/xmon/xmon.c:16:
arch/powerpc/include/asm/book3s/64/pgtable.h:1275:15: error: type qualifiers ignored on function return type [-Werror=ignored-qualifiers]
1275 | static inline const int pud_pfn(pud_t pud)
| ^~~~~
In file included from arch/powerpc/xmon/xmon.c:67:
arch/powerpc/xmon/dis-asm.h: In function 'print_insn_powerpc':
arch/powerpc/xmon/dis-asm.h:20:20: error: format '%x' expects argument of type 'unsigned int', but argument 2 has type 'long unsigned int' [-Werror=format=]
20 | printf("%.8x", insn);
| ~~~^ ~~~~
| | |
| | long unsigned int
| unsigned int
| %.8lx
arch/powerpc/xmon/dis-asm.h: In function 'print_insn_spu':
arch/powerpc/xmon/dis-asm.h:26:20: error: format '%x' expects argument of type 'unsigned int', but argument 2 has type 'long unsigned int' [-Werror=format=]
26 | printf("%.8x", insn);
| ~~~^ ~~~~
| | |
| | long unsigned int
| unsigned int
| %.8lx
arch/powerpc/xmon/xmon.c: At top level:
arch/powerpc/xmon/xmon.c:2993:6: error: no previous prototype for 'format_pte' [-Werror=missing-prototypes]
2993 | void format_pte(void *ptep, unsigned long pte)
| ^~~~~~~~~~
arch/powerpc/xmon/xmon.c:3968:1: error: no previous prototype for 'spu_inst_dump' [-Werror=missing-prototypes]
3968 | spu_inst_dump(unsigned long adr, long count, int praddr)
| ^~~~~~~~~~~~~
arch/powerpc/xmon/xmon.c: In function 'do_spu_cmd':
arch/powerpc/xmon/xmon.c:4030:38: error: this statement may fall through [-Werror=implicit-fallthrough=]
4030 | if (isxdigit(subcmd) || subcmd == '\n')
arch/powerpc/xmon/xmon.c:4032:9: note: here
4032 | case 'f':
| ^~~~
arch/powerpc/xmon/xmon.c: In function 'xmon_print_symbol':
arch/powerpc/xmon/xmon.c:3423:21: error: variable 'name' might be clobbered by 'longjmp' or 'vfork' [-Werror=clobbered]
3423 | const char *name = NULL;
| ^~~~
arch/powerpc/xmon/xmon.c: In function 'stop_spus':
>> arch/powerpc/xmon/xmon.c:3836:13: error: variable 'i' might be clobbered by 'longjmp' or 'vfork' [-Werror=clobbered]
3836 | int i;
| ^
arch/powerpc/xmon/xmon.c: In function 'restart_spus':
arch/powerpc/xmon/xmon.c:3877:13: error: variable 'i' might be clobbered by 'longjmp' or 'vfork' [-Werror=clobbered]
3877 | int i;
| ^
arch/powerpc/xmon/xmon.c: In function 'show_pte':
arch/powerpc/xmon/xmon.c:3009:29: error: variable 'tsk' might be clobbered by 'longjmp' or 'vfork' [-Werror=clobbered]
3009 | struct task_struct *tsk = NULL;
| ^~~
arch/powerpc/xmon/xmon.c: In function 'show_tasks':
arch/powerpc/xmon/xmon.c:3105:29: error: variable 'tsk' might be clobbered by 'longjmp' or 'vfork' [-Werror=clobbered]
3105 | struct task_struct *tsk = NULL;
| ^~~
arch/powerpc/xmon/xmon.c: In function 'xmon_core':
arch/powerpc/xmon/xmon.c:800:21: error: variable 'bp' might be clobbered by 'longjmp' or 'vfork' [-Werror=clobbered]
800 | struct bpt *bp;
| ^~
arch/powerpc/xmon/xmon.c:800:21: error: variable 'bp' might be clobbered by 'longjmp' or 'vfork' [-Werror=clobbered]
arch/powerpc/xmon/xmon.c:454:48: error: argument 'fromipi' might be clobbered by 'longjmp' or 'vfork' [-Werror=clobbered]
454 | static int xmon_core(struct pt_regs *regs, int fromipi)
| ~~~~^~~~~~~
cc1: all warnings being treated as errors
--
In file included from arch/powerpc/include/asm/book3s/64/mmu-hash.h:24,
from arch/powerpc/include/asm/book3s/64/mmu.h:30,
from arch/powerpc/include/asm/mmu.h:313,
from arch/powerpc/include/asm/lppaca.h:36,
from arch/powerpc/include/asm/paca.h:21,
from arch/powerpc/include/asm/hw_irq.h:64,
from arch/powerpc/include/asm/irqflags.h:12,
from include/linux/irqflags.h:16,
from include/linux/spinlock.h:54,
from include/linux/mmzone.h:8,
from include/linux/gfp.h:6,
from include/linux/slab.h:15,
from kernel/gcov/gcc_4_7.c:16:
arch/powerpc/include/asm/book3s/64/pgtable.h:1275:15: warning: type qualifiers ignored on function return type [-Wignored-qualifiers]
1275 | static inline const int pud_pfn(pud_t pud)
| ^~~~~
kernel/gcov/gcc_4_7.c: In function 'gcov_info_within_module':
>> kernel/gcov/gcc_4_7.c:162:16: error: implicit declaration of function 'within_module'; did you mean 'init_module'? [-Werror=implicit-function-declaration]
162 | return within_module((unsigned long)info, mod);
| ^~~~~~~~~~~~~
| init_module
cc1: some warnings being treated as errors


vim +162 kernel/gcov/gcc_4_7.c

152
153 /**
154 * gcov_info_within_module - check if a profiling data set belongs to a module
155 * @info: profiling data set
156 * @mod: module
157 *
158 * Returns true if profiling data belongs module, false otherwise.
159 */
160 bool gcov_info_within_module(struct gcov_info *info, struct module *mod)
161 {
> 162 return within_module((unsigned long)info, mod);
163 }
164

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