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Message-ID: <202210200624.8KCv6nZl-lkp@intel.com>
Date: Thu, 20 Oct 2022 09:15:05 +0800
From: kernel test robot <lkp@...el.com>
To: Linus Walleij <linus.walleij@...aro.org>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [arm-integrator:virt-to-pfn-v6.1-rc1 15/20]
arch/mips/include/asm/page.h:262:40: error: implicit declaration of function
'virt_to_phys'; did you mean 'virt_to_pfn'?
tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git virt-to-pfn-v6.1-rc1
head: 1991cddd20a7836e10b20ed128b2e7b80cd42eef
commit: 356dd000d1fd64c1684d641be37ea800868d8586 [15/20] MIPS: Make virt_to_pfn() a static inline
config: mips-randconfig-r024-20221019
compiler: mips-linux-gcc (GCC) 12.1.0
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://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git/commit/?id=356dd000d1fd64c1684d641be37ea800868d8586
git remote add arm-integrator https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git
git fetch --no-tags arm-integrator virt-to-pfn-v6.1-rc1
git checkout 356dd000d1fd64c1684d641be37ea800868d8586
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=mips 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/mips/include/asm/page.h:73,
from arch/mips/include/asm/io.h:29,
from arch/mips/include/asm/mmiowb.h:5,
from include/linux/spinlock.h:65,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
arch/mips/include/asm/page.h: In function 'virt_to_pfn':
>> arch/mips/include/asm/page.h:262:40: error: implicit declaration of function 'virt_to_phys'; did you mean 'virt_to_pfn'? [-Werror=implicit-function-declaration]
262 | return (unsigned long)PFN_DOWN(virt_to_phys(kaddr));
| ^~~~~~~~~~~~
include/linux/pfn.h:20:27: note: in definition of macro 'PFN_DOWN'
20 | #define PFN_DOWN(x) ((x) >> PAGE_SHIFT)
| ^
arch/mips/include/asm/io.h: At top level:
>> arch/mips/include/asm/io.h:114:27: error: conflicting types for 'virt_to_phys'; have 'phys_addr_t(const volatile void *)' {aka 'unsigned int(const volatile void *)'}
114 | static inline phys_addr_t virt_to_phys(const volatile void *x)
| ^~~~~~~~~~~~
arch/mips/include/asm/page.h:262:40: note: previous implicit declaration of 'virt_to_phys' with type 'int()'
262 | return (unsigned long)PFN_DOWN(virt_to_phys(kaddr));
| ^~~~~~~~~~~~
include/linux/pfn.h:20:27: note: in definition of macro 'PFN_DOWN'
20 | #define PFN_DOWN(x) ((x) >> PAGE_SHIFT)
| ^
arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for 'output_ptreg_defines' [-Wmissing-prototypes]
26 | void output_ptreg_defines(void)
| ^~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for 'output_task_defines' [-Wmissing-prototypes]
78 | void output_task_defines(void)
| ^~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:92:6: warning: no previous prototype for 'output_thread_info_defines' [-Wmissing-prototypes]
92 | void output_thread_info_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:108:6: warning: no previous prototype for 'output_thread_defines' [-Wmissing-prototypes]
108 | void output_thread_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:136:6: warning: no previous prototype for 'output_thread_fpu_defines' [-Wmissing-prototypes]
136 | void output_thread_fpu_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:179:6: warning: no previous prototype for 'output_mm_defines' [-Wmissing-prototypes]
179 | void output_mm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:213:6: warning: no previous prototype for 'output_sc_defines' [-Wmissing-prototypes]
213 | void output_sc_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:248:6: warning: no previous prototype for 'output_signal_defined' [-Wmissing-prototypes]
248 | void output_signal_defined(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:341:6: warning: no previous prototype for 'output_kvm_defines' [-Wmissing-prototypes]
341 | void output_kvm_defines(void)
| ^~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
make[2]: *** [scripts/Makefile.build:118: arch/mips/kernel/asm-offsets.s] Error 1
make[2]: Target 'prepare' not remade because of errors.
make[1]: *** [Makefile:1270: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:231: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +262 arch/mips/include/asm/page.h
254
255 static inline unsigned long virt_to_pfn(const volatile void *kaddr)
256 {
257 /*
258 * MIPS virt_to_phys() returns a phys_addr_t which is
259 * an unsigned int on MIPS, but the interface expects
260 * unsigned long.
261 */
> 262 return (unsigned long)PFN_DOWN(virt_to_phys(kaddr));
263 }
264 #define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr))
265
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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