* [intel-lts:5.10/yocto 1/1] include/linux/highmem-internal.h:63:9: error: implicit declaration of function '__kmap_local_page_prot'
@ 2022-01-14 11:35 kernel test robot
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From: kernel test robot @ 2022-01-14 11:35 UTC (permalink / raw)
To: kbuild-all
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tree: https://github.com/intel/linux-intel-lts.git 5.10/yocto
head: 172b4cf64e47fcf419335e208331e77b65578223
commit: 172b4cf64e47fcf419335e208331e77b65578223 [1/1] Merge branch 'my/v5.10.65' into lts2020/yocto
config: powerpc-randconfig-r026-20220114 (https://download.01.org/0day-ci/archive/20220114/202201141954.5HWBw38j-lkp(a)intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 82c8aca93488730ce8f66101e0f3538f14b551dd)
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 powerpc cross compiling tool for clang build
# apt-get install binutils-powerpc-linux-gnu
# https://github.com/intel/linux-intel-lts/commit/172b4cf64e47fcf419335e208331e77b65578223
git remote add intel-lts https://github.com/intel/linux-intel-lts.git
git fetch --no-tags intel-lts 5.10/yocto
git checkout 172b4cf64e47fcf419335e208331e77b65578223
# save the config file to linux build tree
mkdir build_dir
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 as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from arch/powerpc/kernel/asm-offsets.c:23:
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:22:
In file included from include/linux/writeback.h:14:
In file included from include/linux/blk-cgroup.h:23:
In file included from include/linux/blkdev.h:14:
In file included from include/linux/pagemap.h:11:
In file included from include/linux/highmem.h:14:
>> include/linux/highmem-internal.h:63:9: error: implicit declaration of function '__kmap_local_page_prot' [-Werror,-Wimplicit-function-declaration]
return __kmap_local_page_prot(page, kmap_prot);
^
include/linux/highmem-internal.h:63:9: note: did you mean 'kmap_local_page'?
include/linux/highmem-internal.h:61:21: note: 'kmap_local_page' declared here
static inline void *kmap_local_page(struct page *page)
^
include/linux/highmem-internal.h:63:9: warning: incompatible integer to pointer conversion returning 'int' from a function with result type 'void *' [-Wint-conversion]
return __kmap_local_page_prot(page, kmap_prot);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:68:9: error: implicit declaration of function '__kmap_local_page_prot' [-Werror,-Wimplicit-function-declaration]
return __kmap_local_page_prot(page, prot);
^
include/linux/highmem-internal.h:68:9: warning: incompatible integer to pointer conversion returning 'int' from a function with result type 'void *' [-Wint-conversion]
return __kmap_local_page_prot(page, prot);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> include/linux/highmem-internal.h:73:9: error: implicit declaration of function '__kmap_local_pfn_prot' [-Werror,-Wimplicit-function-declaration]
return __kmap_local_pfn_prot(pfn, kmap_prot);
^
include/linux/highmem-internal.h:73:9: note: did you mean 'kmap_local_page_prot'?
include/linux/highmem-internal.h:66:21: note: 'kmap_local_page_prot' declared here
static inline void *kmap_local_page_prot(struct page *page, pgprot_t prot)
^
include/linux/highmem-internal.h:73:9: warning: incompatible integer to pointer conversion returning 'int' from a function with result type 'void *' [-Wint-conversion]
return __kmap_local_pfn_prot(pfn, kmap_prot);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> include/linux/highmem-internal.h:78:2: error: implicit declaration of function 'kunmap_local_indexed' [-Werror,-Wimplicit-function-declaration]
kunmap_local_indexed(vaddr);
^
include/linux/highmem-internal.h:85:9: error: implicit declaration of function '__kmap_local_page_prot' [-Werror,-Wimplicit-function-declaration]
return __kmap_local_page_prot(page, prot);
^
include/linux/highmem-internal.h:85:9: warning: incompatible integer to pointer conversion returning 'int' from a function with result type 'void *' [-Wint-conversion]
return __kmap_local_page_prot(page, prot);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:97:9: error: implicit declaration of function '__kmap_local_pfn_prot' [-Werror,-Wimplicit-function-declaration]
return __kmap_local_pfn_prot(pfn, kmap_prot);
^
include/linux/highmem-internal.h:97:9: warning: incompatible integer to pointer conversion returning 'int' from a function with result type 'void *' [-Wint-conversion]
return __kmap_local_pfn_prot(pfn, kmap_prot);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:102:2: error: implicit declaration of function 'kunmap_local_indexed' [-Werror,-Wimplicit-function-declaration]
kunmap_local_indexed(addr);
^
5 warnings and 7 errors generated.
make[2]: *** [scripts/Makefile.build:117: arch/powerpc/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1215: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:185: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +/__kmap_local_page_prot +63 include/linux/highmem-internal.h
d3dd1f7da10427 Thomas Gleixner 2020-11-03 60
4630d896d87f9b Thomas Gleixner 2020-11-18 61 static inline void *kmap_local_page(struct page *page)
4630d896d87f9b Thomas Gleixner 2020-11-18 62 {
4630d896d87f9b Thomas Gleixner 2020-11-18 @63 return __kmap_local_page_prot(page, kmap_prot);
4630d896d87f9b Thomas Gleixner 2020-11-18 64 }
4630d896d87f9b Thomas Gleixner 2020-11-18 65
4630d896d87f9b Thomas Gleixner 2020-11-18 66 static inline void *kmap_local_page_prot(struct page *page, pgprot_t prot)
4630d896d87f9b Thomas Gleixner 2020-11-18 67 {
4630d896d87f9b Thomas Gleixner 2020-11-18 68 return __kmap_local_page_prot(page, prot);
4630d896d87f9b Thomas Gleixner 2020-11-18 69 }
4630d896d87f9b Thomas Gleixner 2020-11-18 70
4630d896d87f9b Thomas Gleixner 2020-11-18 71 static inline void *kmap_local_pfn(unsigned long pfn)
4630d896d87f9b Thomas Gleixner 2020-11-18 72 {
4630d896d87f9b Thomas Gleixner 2020-11-18 @73 return __kmap_local_pfn_prot(pfn, kmap_prot);
4630d896d87f9b Thomas Gleixner 2020-11-18 74 }
4630d896d87f9b Thomas Gleixner 2020-11-18 75
4630d896d87f9b Thomas Gleixner 2020-11-18 76 static inline void __kunmap_local(void *vaddr)
4630d896d87f9b Thomas Gleixner 2020-11-18 77 {
4630d896d87f9b Thomas Gleixner 2020-11-18 @78 kunmap_local_indexed(vaddr);
4630d896d87f9b Thomas Gleixner 2020-11-18 79 }
4630d896d87f9b Thomas Gleixner 2020-11-18 80
:::::: The code at line 63 was first introduced by commit
:::::: 4630d896d87f9baf307ea94a52b159fad69eadc4 mm/highmem: Provide kmap_local*
:::::: TO: Thomas Gleixner <tglx@linutronix.de>
:::::: CC: Junxiao Chang <junxiao.chang@intel.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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2022-01-14 11:35 [intel-lts:5.10/yocto 1/1] include/linux/highmem-internal.h:63:9: error: implicit declaration of function '__kmap_local_page_prot' kernel test robot
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