* [intel-lts:5.10/yocto 15943/17453] include/linux/highmem-internal.h:73:21: error: static declaration of 'kmap_atomic_pfn' follows non-static declaration
@ 2021-10-27 7:43 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-10-27 7:43 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 23566 bytes --]
tree: https://github.com/intel/linux-intel-lts.git 5.10/yocto
head: f25f082bbe466a03d78d82f2b8cf73b3a3b5ae97
commit: d3dd1f7da1042760f5dbc32a638ff53cf2d9b1da [15943/17453] highmem: High implementation details and document API
config: arm-defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
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/intel/linux-intel-lts/commit/d3dd1f7da1042760f5dbc32a638ff53cf2d9b1da
git remote add intel-lts https://github.com/intel/linux-intel-lts.git
git fetch --no-tags intel-lts 5.10/yocto
git checkout d3dd1f7da1042760f5dbc32a638ff53cf2d9b1da
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash arch/arm/
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 include/linux/highmem.h:14,
from include/crypto/scatterwalk.h:15,
from arch/arm/crypto/aes-neonbs-glue.c:14:
include/linux/highmem-internal.h: In function 'kmap_atomic_prot':
include/linux/highmem-internal.h:65:16: error: implicit declaration of function '__kmap_local_page_prot' [-Werror=implicit-function-declaration]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:65:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: At top level:
>> include/linux/highmem-internal.h:73:21: error: static declaration of 'kmap_atomic_pfn' follows non-static declaration
73 | static inline void *kmap_atomic_pfn(unsigned long pfn)
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem-internal.h:15,
from include/linux/highmem.h:14,
from include/crypto/scatterwalk.h:15,
from arch/arm/crypto/aes-neonbs-glue.c:14:
arch/arm/include/asm/highmem.h:61:14: note: previous declaration of 'kmap_atomic_pfn' with type 'void *(long unsigned int)'
61 | extern void *kmap_atomic_pfn(unsigned long pfn);
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem.h:14,
from include/crypto/scatterwalk.h:15,
from arch/arm/crypto/aes-neonbs-glue.c:14:
include/linux/highmem-internal.h: In function 'kmap_atomic_pfn':
include/linux/highmem-internal.h:77:16: error: implicit declaration of function '__kmap_local_pfn_prot' [-Werror=implicit-function-declaration]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:77:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: In function '__kunmap_atomic':
include/linux/highmem-internal.h:82:9: error: implicit declaration of function 'kunmap_local_indexed' [-Werror=implicit-function-declaration]
82 | kunmap_local_indexed(addr);
| ^~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/highmem.h:14,
from arch/arm/mm/highmem.c:11:
include/linux/highmem-internal.h: In function 'kmap_atomic_prot':
include/linux/highmem-internal.h:65:16: error: implicit declaration of function '__kmap_local_page_prot' [-Werror=implicit-function-declaration]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:65:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: At top level:
>> include/linux/highmem-internal.h:73:21: error: static declaration of 'kmap_atomic_pfn' follows non-static declaration
73 | static inline void *kmap_atomic_pfn(unsigned long pfn)
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem-internal.h:15,
from include/linux/highmem.h:14,
from arch/arm/mm/highmem.c:11:
arch/arm/include/asm/highmem.h:61:14: note: previous declaration of 'kmap_atomic_pfn' with type 'void *(long unsigned int)'
61 | extern void *kmap_atomic_pfn(unsigned long pfn);
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem.h:14,
from arch/arm/mm/highmem.c:11:
include/linux/highmem-internal.h: In function 'kmap_atomic_pfn':
include/linux/highmem-internal.h:77:16: error: implicit declaration of function '__kmap_local_pfn_prot' [-Werror=implicit-function-declaration]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:77:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: In function '__kunmap_atomic':
include/linux/highmem-internal.h:82:9: error: implicit declaration of function 'kunmap_local_indexed' [-Werror=implicit-function-declaration]
82 | kunmap_local_indexed(addr);
| ^~~~~~~~~~~~~~~~~~~~
arch/arm/mm/highmem.c: At top level:
arch/arm/mm/highmem.c:34:7: warning: no previous prototype for 'kmap_atomic_high_prot' [-Wmissing-prototypes]
34 | void *kmap_atomic_high_prot(struct page *page, pgprot_t prot)
| ^~~~~~~~~~~~~~~~~~~~~
arch/arm/mm/highmem.c: In function 'kmap_atomic_high_prot':
arch/arm/mm/highmem.c:54:16: error: implicit declaration of function 'kmap_atomic_idx_push'; did you mean 'kmap_atomic_high_prot'? [-Werror=implicit-function-declaration]
54 | type = kmap_atomic_idx_push();
| ^~~~~~~~~~~~~~~~~~~~
| kmap_atomic_high_prot
arch/arm/mm/highmem.c: At top level:
arch/arm/mm/highmem.c:76:6: warning: no previous prototype for 'kunmap_atomic_high' [-Wmissing-prototypes]
76 | void kunmap_atomic_high(void *kvaddr)
| ^~~~~~~~~~~~~~~~~~
arch/arm/mm/highmem.c: In function 'kunmap_atomic_high':
arch/arm/mm/highmem.c:82:24: error: implicit declaration of function 'kmap_atomic_idx'; did you mean 'kmap_atomic_pfn'? [-Werror=implicit-function-declaration]
82 | type = kmap_atomic_idx();
| ^~~~~~~~~~~~~~~
| kmap_atomic_pfn
arch/arm/mm/highmem.c:93:17: error: implicit declaration of function 'kmap_atomic_idx_pop'; did you mean 'kmap_atomic_high_prot'? [-Werror=implicit-function-declaration]
93 | kmap_atomic_idx_pop();
| ^~~~~~~~~~~~~~~~~~~
| kmap_atomic_high_prot
arch/arm/mm/highmem.c: At top level:
arch/arm/mm/highmem.c:101:7: error: redefinition of 'kmap_atomic_pfn'
101 | void *kmap_atomic_pfn(unsigned long pfn)
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem.h:14,
from arch/arm/mm/highmem.c:11:
include/linux/highmem-internal.h:73:21: note: previous definition of 'kmap_atomic_pfn' with type 'void *(long unsigned int)'
73 | static inline void *kmap_atomic_pfn(unsigned long pfn)
| ^~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/highmem.h:14,
from include/linux/pagemap.h:11,
from arch/arm/mm/flush.c:9:
include/linux/highmem-internal.h: In function 'kmap_atomic_prot':
include/linux/highmem-internal.h:65:16: error: implicit declaration of function '__kmap_local_page_prot' [-Werror=implicit-function-declaration]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:65:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: At top level:
>> include/linux/highmem-internal.h:73:21: error: static declaration of 'kmap_atomic_pfn' follows non-static declaration
73 | static inline void *kmap_atomic_pfn(unsigned long pfn)
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem-internal.h:15,
from include/linux/highmem.h:14,
from include/linux/pagemap.h:11,
from arch/arm/mm/flush.c:9:
arch/arm/include/asm/highmem.h:61:14: note: previous declaration of 'kmap_atomic_pfn' with type 'void *(long unsigned int)'
61 | extern void *kmap_atomic_pfn(unsigned long pfn);
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem.h:14,
from include/linux/pagemap.h:11,
from arch/arm/mm/flush.c:9:
include/linux/highmem-internal.h: In function 'kmap_atomic_pfn':
include/linux/highmem-internal.h:77:16: error: implicit declaration of function '__kmap_local_pfn_prot' [-Werror=implicit-function-declaration]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:77:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: In function '__kunmap_atomic':
include/linux/highmem-internal.h:82:9: error: implicit declaration of function 'kunmap_local_indexed' [-Werror=implicit-function-declaration]
82 | kunmap_local_indexed(addr);
| ^~~~~~~~~~~~~~~~~~~~
arch/arm/mm/flush.c: At top level:
arch/arm/mm/flush.c:390:6: warning: no previous prototype for '__flush_anon_page' [-Wmissing-prototypes]
390 | void __flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned long vmaddr)
| ^~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/highmem.h:14,
from arch/arm/mm/fault.c:18:
include/linux/highmem-internal.h: In function 'kmap_atomic_prot':
include/linux/highmem-internal.h:65:16: error: implicit declaration of function '__kmap_local_page_prot' [-Werror=implicit-function-declaration]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:65:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: At top level:
>> include/linux/highmem-internal.h:73:21: error: static declaration of 'kmap_atomic_pfn' follows non-static declaration
73 | static inline void *kmap_atomic_pfn(unsigned long pfn)
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem-internal.h:15,
from include/linux/highmem.h:14,
from arch/arm/mm/fault.c:18:
arch/arm/include/asm/highmem.h:61:14: note: previous declaration of 'kmap_atomic_pfn' with type 'void *(long unsigned int)'
61 | extern void *kmap_atomic_pfn(unsigned long pfn);
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem.h:14,
from arch/arm/mm/fault.c:18:
include/linux/highmem-internal.h: In function 'kmap_atomic_pfn':
include/linux/highmem-internal.h:77:16: error: implicit declaration of function '__kmap_local_pfn_prot' [-Werror=implicit-function-declaration]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:77:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: In function '__kunmap_atomic':
include/linux/highmem-internal.h:82:9: error: implicit declaration of function 'kunmap_local_indexed' [-Werror=implicit-function-declaration]
82 | kunmap_local_indexed(addr);
| ^~~~~~~~~~~~~~~~~~~~
arch/arm/mm/fault.c: At top level:
arch/arm/mm/fault.c:518:1: warning: no previous prototype for 'do_DataAbort' [-Wmissing-prototypes]
518 | do_DataAbort(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
| ^~~~~~~~~~~~
arch/arm/mm/fault.c:548:1: warning: no previous prototype for 'do_PrefetchAbort' [-Wmissing-prototypes]
548 | do_PrefetchAbort(unsigned long addr, unsigned int ifsr, struct pt_regs *regs)
| ^~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/highmem.h:14,
from include/linux/pagemap.h:11,
from include/linux/blkdev.h:14,
from include/linux/blk-cgroup.h:23,
from include/linux/writeback.h:14,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from arch/arm/mm/init.c:9:
include/linux/highmem-internal.h: In function 'kmap_atomic_prot':
include/linux/highmem-internal.h:65:16: error: implicit declaration of function '__kmap_local_page_prot' [-Werror=implicit-function-declaration]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:65:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: At top level:
>> include/linux/highmem-internal.h:73:21: error: static declaration of 'kmap_atomic_pfn' follows non-static declaration
73 | static inline void *kmap_atomic_pfn(unsigned long pfn)
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem-internal.h:15,
from include/linux/highmem.h:14,
from include/linux/pagemap.h:11,
from include/linux/blkdev.h:14,
from include/linux/blk-cgroup.h:23,
from include/linux/writeback.h:14,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from arch/arm/mm/init.c:9:
arch/arm/include/asm/highmem.h:61:14: note: previous declaration of 'kmap_atomic_pfn' with type 'void *(long unsigned int)'
61 | extern void *kmap_atomic_pfn(unsigned long pfn);
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem.h:14,
from include/linux/pagemap.h:11,
from include/linux/blkdev.h:14,
from include/linux/blk-cgroup.h:23,
from include/linux/writeback.h:14,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from arch/arm/mm/init.c:9:
include/linux/highmem-internal.h: In function 'kmap_atomic_pfn':
include/linux/highmem-internal.h:77:16: error: implicit declaration of function '__kmap_local_pfn_prot' [-Werror=implicit-function-declaration]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:77:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: In function '__kunmap_atomic':
include/linux/highmem-internal.h:82:9: error: implicit declaration of function 'kunmap_local_indexed' [-Werror=implicit-function-declaration]
82 | kunmap_local_indexed(addr);
| ^~~~~~~~~~~~~~~~~~~~
arch/arm/mm/init.c: At top level:
arch/arm/mm/init.c:97:13: warning: no previous prototype for 'setup_dma_zone' [-Wmissing-prototypes]
97 | void __init setup_dma_zone(const struct machine_desc *mdesc)
| ^~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/highmem.h:14,
from include/linux/pagemap.h:11,
from include/linux/blkdev.h:14,
from include/linux/blk-cgroup.h:23,
from include/linux/writeback.h:14,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from arch/arm/include/asm/tlb.h:29,
from arch/arm/mm/mmu.c:25:
include/linux/highmem-internal.h: In function 'kmap_atomic_prot':
include/linux/highmem-internal.h:65:16: error: implicit declaration of function '__kmap_local_page_prot' [-Werror=implicit-function-declaration]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:65:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
65 | return __kmap_local_page_prot(page, prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: At top level:
>> include/linux/highmem-internal.h:73:21: error: static declaration of 'kmap_atomic_pfn' follows non-static declaration
73 | static inline void *kmap_atomic_pfn(unsigned long pfn)
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem-internal.h:15,
from include/linux/highmem.h:14,
from include/linux/pagemap.h:11,
from include/linux/blkdev.h:14,
from include/linux/blk-cgroup.h:23,
from include/linux/writeback.h:14,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from arch/arm/include/asm/tlb.h:29,
from arch/arm/mm/mmu.c:25:
arch/arm/include/asm/highmem.h:61:14: note: previous declaration of 'kmap_atomic_pfn' with type 'void *(long unsigned int)'
61 | extern void *kmap_atomic_pfn(unsigned long pfn);
| ^~~~~~~~~~~~~~~
In file included from include/linux/highmem.h:14,
from include/linux/pagemap.h:11,
from include/linux/blkdev.h:14,
from include/linux/blk-cgroup.h:23,
from include/linux/writeback.h:14,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from arch/arm/include/asm/tlb.h:29,
from arch/arm/mm/mmu.c:25:
include/linux/highmem-internal.h: In function 'kmap_atomic_pfn':
include/linux/highmem-internal.h:77:16: error: implicit declaration of function '__kmap_local_pfn_prot' [-Werror=implicit-function-declaration]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h:77:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
77 | return __kmap_local_pfn_prot(pfn, kmap_prot);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/highmem-internal.h: In function '__kunmap_atomic':
include/linux/highmem-internal.h:82:9: error: implicit declaration of function 'kunmap_local_indexed' [-Werror=implicit-function-declaration]
82 | kunmap_local_indexed(addr);
| ^~~~~~~~~~~~~~~~~~~~
arch/arm/mm/mmu.c: At top level:
arch/arm/mm/mmu.c:118:13: warning: no previous prototype for 'init_default_cache_policy' [-Wmissing-prototypes]
118 | void __init init_default_cache_policy(unsigned long pmd)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm/mm/mmu.c:1156:13: warning: no previous prototype for 'adjust_lowmem_bounds' [-Wmissing-prototypes]
1156 | void __init adjust_lowmem_bounds(void)
| ^~~~~~~~~~~~~~~~~~~~
arch/arm/mm/mmu.c:1628:13: warning: no previous prototype for 'paging_init' [-Wmissing-prototypes]
1628 | void __init paging_init(const struct machine_desc *mdesc)
| ^~~~~~~~~~~
arch/arm/mm/mmu.c:1652:13: warning: no previous prototype for 'early_mm_init' [-Wmissing-prototypes]
1652 | void __init early_mm_init(const struct machine_desc *mdesc)
| ^~~~~~~~~~~~~
cc1: some warnings being treated as errors
..
vim +/kmap_atomic_pfn +73 include/linux/highmem-internal.h
60
61 static inline void *kmap_atomic_prot(struct page *page, pgprot_t prot)
62 {
63 preempt_disable();
64 pagefault_disable();
> 65 return __kmap_local_page_prot(page, prot);
66 }
67
68 static inline void *kmap_atomic(struct page *page)
69 {
70 return kmap_atomic_prot(page, kmap_prot);
71 }
72
> 73 static inline void *kmap_atomic_pfn(unsigned long pfn)
74 {
75 preempt_disable();
76 pagefault_disable();
77 return __kmap_local_pfn_prot(pfn, kmap_prot);
78 }
79
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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2021-10-27 7:43 [intel-lts:5.10/yocto 15943/17453] include/linux/highmem-internal.h:73:21: error: static declaration of 'kmap_atomic_pfn' follows non-static declaration kernel test robot
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