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Message-ID: <202206030117.4GtJSfhU-lkp@intel.com>
Date: Fri, 3 Jun 2022 01:37:57 +0800
From: kernel test robot <lkp@...el.com>
To: Linus Walleij <linus.walleij@...aro.org>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org
Subject: [arm-integrator:kernel-in-vmalloc-v5.18-rc1 25/31]
arch/powerpc/include/asm/page.h:133:9: error: call to undeclared function
'__pa'; ISO C99 and later do not support implicit function declarations
tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git kernel-in-vmalloc-v5.18-rc1
head: 8e0ac1b6b44d1c62420ad92b2a1cbc106a00f3de
commit: 6da25c8665cdbd78da52911a850f1619b42bc82c [25/31] powerpc: Make virt_to_pfn() a static inline
config: powerpc64-randconfig-r005-20220602 (https://download.01.org/0day-ci/archive/20220603/202206030117.4GtJSfhU-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project b364c76683f8ef241025a9556300778c07b590c2)
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 powerpc64 cross compiling tool for clang build
# apt-get install binutils-powerpc64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git/commit/?id=6da25c8665cdbd78da52911a850f1619b42bc82c
git remote add arm-integrator https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git
git fetch --no-tags arm-integrator kernel-in-vmalloc-v5.18-rc1
git checkout 6da25c8665cdbd78da52911a850f1619b42bc82c
# 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=powerpc prepare
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from arch/powerpc/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:14:
In file included from include/linux/sem.h:5:
In file included from include/uapi/linux/sem.h:5:
In file included from include/linux/ipc.h:5:
In file included from include/linux/spinlock.h:55:
In file included from include/linux/preempt.h:78:
In file included from ./arch/powerpc/include/generated/asm/preempt.h:1:
In file included from include/asm-generic/preempt.h:5:
In file included from include/linux/thread_info.h:23:
In file included from arch/powerpc/include/asm/current.h:13:
In file included from arch/powerpc/include/asm/paca.h:17:
In file included from arch/powerpc/include/asm/lppaca.h:46:
In file included from arch/powerpc/include/asm/mmu.h:149:
>> arch/powerpc/include/asm/page.h:133:9: error: call to undeclared function '__pa'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
return __pa(kaddr) >> PAGE_SHIFT;
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:97:11: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds]
return (set->sig[3] | set->sig[2] |
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:97:25: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds]
return (set->sig[3] | set->sig[2] |
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:98:4: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds]
set->sig[1] | set->sig[0]) == 0;
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:100:11: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds]
return (set->sig[1] | set->sig[0]) == 0;
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:113:11: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds]
return (set1->sig[3] == set2->sig[3]) &&
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:113:27: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds]
return (set1->sig[3] == set2->sig[3]) &&
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:114:5: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds]
(set1->sig[2] == set2->sig[2]) &&
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:114:21: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds]
(set1->sig[2] == set2->sig[2]) &&
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:17:
--
case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3];
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
include/linux/compat.h:424:10: warning: array index 7 is past the end of the array (which contains 2 elements) [-Warray-bounds]
case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3];
^ ~
include/linux/compat.h:131:2: note: array 'sig' declared here
compat_sigset_word sig[_COMPAT_NSIG_WORDS];
^
include/linux/compat.h:424:42: warning: array index 6 is past the end of the array (which contains 2 elements) [-Warray-bounds]
case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3];
^ ~
include/linux/compat.h:131:2: note: array 'sig' declared here
compat_sigset_word sig[_COMPAT_NSIG_WORDS];
^
include/linux/compat.h:424:53: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds]
case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3];
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
include/linux/compat.h:426:22: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds]
case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2];
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
include/linux/compat.h:426:10: warning: array index 5 is past the end of the array (which contains 2 elements) [-Warray-bounds]
case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2];
^ ~
include/linux/compat.h:131:2: note: array 'sig' declared here
compat_sigset_word sig[_COMPAT_NSIG_WORDS];
^
include/linux/compat.h:426:42: warning: array index 4 is past the end of the array (which contains 2 elements) [-Warray-bounds]
case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2];
^ ~
include/linux/compat.h:131:2: note: array 'sig' declared here
compat_sigset_word sig[_COMPAT_NSIG_WORDS];
^
include/linux/compat.h:426:53: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds]
case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2];
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
include/linux/compat.h:428:22: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds]
case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1];
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:12:
include/linux/compat.h:428:10: warning: array index 3 is past the end of the array (which contains 2 elements) [-Warray-bounds]
case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1];
^ ~
include/linux/compat.h:131:2: note: array 'sig' declared here
compat_sigset_word sig[_COMPAT_NSIG_WORDS];
^
include/linux/compat.h:428:42: warning: array index 2 is past the end of the array (which contains 2 elements) [-Warray-bounds]
case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1];
^ ~
include/linux/compat.h:131:2: note: array 'sig' declared here
compat_sigset_word sig[_COMPAT_NSIG_WORDS];
^
include/linux/compat.h:428:53: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds]
case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1];
^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
unsigned long sig[_NSIG_WORDS];
^
In file included from arch/powerpc/kernel/asm-offsets.c:19:
include/linux/mman.h:157:9: warning: division by zero is undefined [-Wdivision-by-zero]
_calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) |
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/mman.h:136:21: note: expanded from macro '_calc_vm_trans'
: ((x) & (bit1)) / ((bit1) / (bit2))))
^ ~~~~~~~~~~~~~~~~~
include/linux/mman.h:158:9: warning: division by zero is undefined [-Wdivision-by-zero]
_calc_vm_trans(flags, MAP_SYNC, VM_SYNC ) |
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/mman.h:136:21: note: expanded from macro '_calc_vm_trans'
: ((x) & (bit1)) / ((bit1) / (bit2))))
^ ~~~~~~~~~~~~~~~~~
In file included from arch/powerpc/kernel/asm-offsets.c:21:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:26:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/powerpc/include/asm/hardirq.h:6:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
>> arch/powerpc/include/asm/io.h:930:63: error: passing 'volatile void *' to parameter of type 'const void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
WARN_ON(IS_ENABLED(CONFIG_DEBUG_VIRTUAL) && !virt_addr_valid(address));
^~~~~~~
arch/powerpc/include/asm/page.h:138:54: note: expanded from macro 'virt_addr_valid'
#define virt_addr_valid(kaddr) pfn_valid(virt_to_pfn(kaddr))
^~~~~
include/asm-generic/bug.h:166:25: note: expanded from macro 'WARN_ON'
int __ret_warn_on = !!(condition); \
^~~~~~~~~
arch/powerpc/include/asm/page.h:131:53: note: passing argument to parameter 'kaddr' here
static inline unsigned long virt_to_pfn(const void *kaddr)
^
63 warnings and 2 errors generated.
make[2]: *** [scripts/Makefile.build:120: arch/powerpc/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1194: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:219: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +/__pa +133 arch/powerpc/include/asm/page.h
130
131 static inline unsigned long virt_to_pfn(const void *kaddr)
132 {
> 133 return __pa(kaddr) >> PAGE_SHIFT;
134 }
135 #define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr))
136 #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT)
137
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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