* [tobetter-linux:odroid-5.13.y 41/93] drivers/char/exynos-gpiomem.c:121:22: error: implicit declaration of function 'phys_mem_access_prot'
@ 2021-06-18 1:11 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-06-18 1:11 UTC (permalink / raw)
To: kbuild-all
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tree: https://github.com/tobetter/linux odroid-5.13.y
head: ec41beb389cd0d7ab68345d550334d44842a2cb1
commit: 4c6761c55d4f15337b88e29cb05834a753ddc506 [41/93] ODROID-XU4: char: exynos: add /dev/gpiomem device for rootless user GPIO access
config: riscv-randconfig-r016-20210617 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 64720f57bea6a6bf033feef4a5751ab9c0c3b401)
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 riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://github.com/tobetter/linux/commit/4c6761c55d4f15337b88e29cb05834a753ddc506
git remote add tobetter-linux https://github.com/tobetter/linux
git fetch --no-tags tobetter-linux odroid-5.13.y
git checkout 4c6761c55d4f15337b88e29cb05834a753ddc506
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv
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 >>):
>> drivers/char/exynos-gpiomem.c:121:22: error: implicit declaration of function 'phys_mem_access_prot' [-Werror,-Wimplicit-function-declaration]
vma->vm_page_prot = phys_mem_access_prot(file, vma->vm_pgoff,
^
>> drivers/char/exynos-gpiomem.c:121:20: error: assigning to 'pgprot_t' from incompatible type 'int'
vma->vm_page_prot = phys_mem_access_prot(file, vma->vm_pgoff,
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2 errors generated.
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for LOCKDEP
Depends on DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && (FRAME_POINTER || MIPS || PPC || S390 || MICROBLAZE || ARM || ARC || X86)
Selected by
- PROVE_LOCKING && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT
- LOCK_STAT && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT
- DEBUG_LOCK_ALLOC && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT
vim +/phys_mem_access_prot +121 drivers/char/exynos-gpiomem.c
106
107 static int exynos_gpiomem_mmap(struct file *file, struct vm_area_struct *vma)
108 {
109 int gpio_area = 0;
110
111 while (gpio_area < inst->gpio_area_count) {
112 if ((inst->gpio_regs_phys[gpio_area] >> PAGE_SHIFT) == vma->vm_pgoff)
113 goto found;
114
115 gpio_area++;
116 }
117
118 return -EACCES;
119
120 found:
> 121 vma->vm_page_prot = phys_mem_access_prot(file, vma->vm_pgoff,
122 PAGE_SIZE,
123 vma->vm_page_prot);
124
125 vma->vm_ops = &exynos_gpiomem_vm_ops;
126
127 if (remap_pfn_range(vma, vma->vm_start,
128 vma->vm_pgoff,
129 PAGE_SIZE,
130 vma->vm_page_prot)) {
131 return -EAGAIN;
132 }
133
134 return 0;
135 }
136
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
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^ permalink raw reply [flat|nested] 2+ messages in thread
* [tobetter-linux:odroid-5.13.y 41/93] drivers/char/exynos-gpiomem.c:121:22: error: implicit declaration of function 'phys_mem_access_prot'
@ 2021-06-17 23:16 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-06-17 23:16 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 2557 bytes --]
tree: https://github.com/tobetter/linux odroid-5.13.y
head: ec41beb389cd0d7ab68345d550334d44842a2cb1
commit: 4c6761c55d4f15337b88e29cb05834a753ddc506 [41/93] ODROID-XU4: char: exynos: add /dev/gpiomem device for rootless user GPIO access
config: arm-randconfig-r034-20210617 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 64720f57bea6a6bf033feef4a5751ab9c0c3b401)
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 arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://github.com/tobetter/linux/commit/4c6761c55d4f15337b88e29cb05834a753ddc506
git remote add tobetter-linux https://github.com/tobetter/linux
git fetch --no-tags tobetter-linux odroid-5.13.y
git checkout 4c6761c55d4f15337b88e29cb05834a753ddc506
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross 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 >>):
>> drivers/char/exynos-gpiomem.c:121:22: error: implicit declaration of function 'phys_mem_access_prot' [-Werror,-Wimplicit-function-declaration]
vma->vm_page_prot = phys_mem_access_prot(file, vma->vm_pgoff,
^
1 error generated.
vim +/phys_mem_access_prot +121 drivers/char/exynos-gpiomem.c
106
107 static int exynos_gpiomem_mmap(struct file *file, struct vm_area_struct *vma)
108 {
109 int gpio_area = 0;
110
111 while (gpio_area < inst->gpio_area_count) {
112 if ((inst->gpio_regs_phys[gpio_area] >> PAGE_SHIFT) == vma->vm_pgoff)
113 goto found;
114
115 gpio_area++;
116 }
117
118 return -EACCES;
119
120 found:
> 121 vma->vm_page_prot = phys_mem_access_prot(file, vma->vm_pgoff,
122 PAGE_SIZE,
123 vma->vm_page_prot);
124
125 vma->vm_ops = &exynos_gpiomem_vm_ops;
126
127 if (remap_pfn_range(vma, vma->vm_start,
128 vma->vm_pgoff,
129 PAGE_SIZE,
130 vma->vm_page_prot)) {
131 return -EAGAIN;
132 }
133
134 return 0;
135 }
136
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
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2021-06-18 1:11 [tobetter-linux:odroid-5.13.y 41/93] drivers/char/exynos-gpiomem.c:121:22: error: implicit declaration of function 'phys_mem_access_prot' kernel test robot
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