* [arm-integrator:kernel-in-vmalloc-v6.2-rc3 6/25] arch/arm/include/asm/pgtable-nommu.h:49:9: error: 'ZERO_PAGE' macro redefined
@ 2023-02-03 8:03 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-02-03 8:03 UTC (permalink / raw)
To: Linus Walleij; +Cc: llvm, oe-kbuild-all
tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git kernel-in-vmalloc-v6.2-rc3
head: ac3cfb78163256f2febd47ebd017d9f5b75820dd
commit: 2472f5903b11b4362be6823cdb6e0937b719aa99 [6/25] ARM: mm: Make virt_to_pfn() a static inline
config: arm-randconfig-r013-20230202 (https://download.01.org/0day-ci/archive/20230203/202302031651.yFFP0HfX-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 4196ca3278f78c6e19246e54ab0ecb364e37d66a)
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://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git/commit/?id=2472f5903b11b4362be6823cdb6e0937b719aa99
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-v6.2-rc3
git checkout 2472f5903b11b4362be6823cdb6e0937b719aa99
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/tilcdc/ fs/cifs/ mm/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
All error/warnings (new ones prefixed by >>):
In file included from arch/arm/kernel/asm-offsets.c:12:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm/include/asm/pgtable.h:25:
>> arch/arm/include/asm/pgtable-nommu.h:49:9: warning: 'ZERO_PAGE' macro redefined [-Wmacro-redefined]
#define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
^
arch/arm/include/asm/pgtable.h:19:9: note: previous definition is here
#define ZERO_PAGE(vaddr) (empty_zero_page)
^
1 warning generated.
--
In file included from mm/filemap.c:15:
In file included from include/linux/dax.h:6:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm/include/asm/pgtable.h:25:
>> arch/arm/include/asm/pgtable-nommu.h:49:9: warning: 'ZERO_PAGE' macro redefined [-Wmacro-redefined]
#define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
^
arch/arm/include/asm/pgtable.h:19:9: note: previous definition is here
#define ZERO_PAGE(vaddr) (empty_zero_page)
^
mm/filemap.c:2202:6: warning: unused function 'folio_more_pages' [-Wunused-function]
bool folio_more_pages(struct folio *folio, pgoff_t index, pgoff_t max)
^
2 warnings generated.
--
In file included from mm/shmem.c:28:
In file included from include/linux/ramfs.h:5:
In file included from include/linux/fs_parser.h:11:
In file included from include/linux/fs_context.h:14:
In file included from include/linux/security.h:33:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm/include/asm/pgtable.h:25:
>> arch/arm/include/asm/pgtable-nommu.h:49:9: warning: 'ZERO_PAGE' macro redefined [-Wmacro-redefined]
#define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
^
arch/arm/include/asm/pgtable.h:19:9: note: previous definition is here
#define ZERO_PAGE(vaddr) (empty_zero_page)
^
mm/shmem.c:4159:13: warning: no previous prototype for function 'shmem_init' [-Wmissing-prototypes]
void __init shmem_init(void)
^
mm/shmem.c:4159:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __init shmem_init(void)
^
static
mm/shmem.c:4167:5: warning: no previous prototype for function 'shmem_unuse' [-Wmissing-prototypes]
int shmem_unuse(unsigned int type)
^
mm/shmem.c:4167:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int shmem_unuse(unsigned int type)
^
static
mm/shmem.c:4172:5: warning: no previous prototype for function 'shmem_lock' [-Wmissing-prototypes]
int shmem_lock(struct file *file, int lock, struct ucounts *ucounts)
^
mm/shmem.c:4172:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int shmem_lock(struct file *file, int lock, struct ucounts *ucounts)
^
static
mm/shmem.c:4177:6: warning: no previous prototype for function 'shmem_unlock_mapping' [-Wmissing-prototypes]
void shmem_unlock_mapping(struct address_space *mapping)
^
mm/shmem.c:4177:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void shmem_unlock_mapping(struct address_space *mapping)
^
static
mm/shmem.c:4190:6: warning: no previous prototype for function 'shmem_truncate_range' [-Wmissing-prototypes]
void shmem_truncate_range(struct inode *inode, loff_t lstart, loff_t lend)
^
mm/shmem.c:4190:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void shmem_truncate_range(struct inode *inode, loff_t lstart, loff_t lend)
^
static
mm/shmem.c:4250:14: warning: no previous prototype for function 'shmem_kernel_file_setup' [-Wmissing-prototypes]
struct file *shmem_kernel_file_setup(const char *name, loff_t size, unsigned long flags)
^
mm/shmem.c:4250:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
struct file *shmem_kernel_file_setup(const char *name, loff_t size, unsigned long flags)
^
static
mm/shmem.c:4261:14: warning: no previous prototype for function 'shmem_file_setup' [-Wmissing-prototypes]
struct file *shmem_file_setup(const char *name, loff_t size, unsigned long flags)
^
mm/shmem.c:4261:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
struct file *shmem_file_setup(const char *name, loff_t size, unsigned long flags)
^
static
mm/shmem.c:4274:14: warning: no previous prototype for function 'shmem_file_setup_with_mnt' [-Wmissing-prototypes]
struct file *shmem_file_setup_with_mnt(struct vfsmount *mnt, const char *name,
^
mm/shmem.c:4274:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
struct file *shmem_file_setup_with_mnt(struct vfsmount *mnt, const char *name,
^
static
mm/shmem.c:4285:5: warning: no previous prototype for function 'shmem_zero_setup' [-Wmissing-prototypes]
int shmem_zero_setup(struct vm_area_struct *vma)
^
mm/shmem.c:4285:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int shmem_zero_setup(struct vm_area_struct *vma)
^
static
mm/shmem.c:4323:14: warning: no previous prototype for function 'shmem_read_mapping_page_gfp' [-Wmissing-prototypes]
struct page *shmem_read_mapping_page_gfp(struct address_space *mapping,
^
mm/shmem.c:4323:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
struct page *shmem_read_mapping_page_gfp(struct address_space *mapping,
^
static
11 warnings generated.
--
In file included from mm/list_lru.c:10:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm/include/asm/pgtable.h:25:
>> arch/arm/include/asm/pgtable-nommu.h:49:9: warning: 'ZERO_PAGE' macro redefined [-Wmacro-redefined]
#define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
^
arch/arm/include/asm/pgtable.h:19:9: note: previous definition is here
#define ZERO_PAGE(vaddr) (empty_zero_page)
^
mm/list_lru.c:98:20: warning: unused function 'list_lru_memcg_aware' [-Wunused-function]
static inline bool list_lru_memcg_aware(struct list_lru *lru)
^
2 warnings generated.
--
In file included from mm/sparse.c:5:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm/include/asm/pgtable.h:25:
>> arch/arm/include/asm/pgtable-nommu.h:49:9: warning: 'ZERO_PAGE' macro redefined [-Wmacro-redefined]
#define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
^
arch/arm/include/asm/pgtable.h:19:9: note: previous definition is here
#define ZERO_PAGE(vaddr) (empty_zero_page)
^
mm/sparse.c:321:27: warning: unused function 'pgdat_to_phys' [-Wunused-function]
static inline phys_addr_t pgdat_to_phys(struct pglist_data *pgdat)
^
2 warnings generated.
--
In file included from mm/page_poison.c:4:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm/include/asm/pgtable.h:25:
>> arch/arm/include/asm/pgtable-nommu.h:49:9: warning: 'ZERO_PAGE' macro redefined [-Wmacro-redefined]
#define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
^
arch/arm/include/asm/pgtable.h:19:9: note: previous definition is here
#define ZERO_PAGE(vaddr) (empty_zero_page)
^
mm/page_poison.c:102:6: warning: no previous prototype for function '__kernel_map_pages' [-Wmissing-prototypes]
void __kernel_map_pages(struct page *page, int numpages, int enable)
^
mm/page_poison.c:102:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __kernel_map_pages(struct page *page, int numpages, int enable)
^
static
2 warnings generated.
--
In file included from mm/slub.c:13:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm/include/asm/pgtable.h:25:
>> arch/arm/include/asm/pgtable-nommu.h:49:9: warning: 'ZERO_PAGE' macro redefined [-Wmacro-redefined]
#define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
^
arch/arm/include/asm/pgtable.h:19:9: note: previous definition is here
#define ZERO_PAGE(vaddr) (empty_zero_page)
^
mm/slub.c:2260:15: warning: variable 'partial_slabs' set but not used [-Wunused-but-set-variable]
unsigned int partial_slabs = 0;
^
2 warnings generated.
--
In file included from fs/cifs/cifsfs.c:28:
In file included from include/linux/xattr.h:18:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm/include/asm/pgtable.h:25:
>> arch/arm/include/asm/pgtable-nommu.h:49:9: warning: 'ZERO_PAGE' macro redefined [-Wmacro-redefined]
#define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
^
arch/arm/include/asm/pgtable.h:19:9: note: previous definition is here
#define ZERO_PAGE(vaddr) (empty_zero_page)
^
In file included from fs/cifs/cifsfs.c:34:
>> fs/cifs/cifsglob.h:2217:34: error: incompatible integer to pointer conversion passing 'unsigned long' to parameter of type 'const void *' [-Wint-conversion]
sg_set_page(sg++, virt_to_page(addr), buflen, off);
^~~~
arch/arm/include/asm/memory.h:386:53: note: expanded from macro 'virt_to_page'
#define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr))
^~~~~
include/asm-generic/memory_model.h:40:27: note: expanded from macro '__pfn_to_page'
({ unsigned long __pfn = (pfn); \
^~~
arch/arm/include/asm/memory.h:292:53: note: passing argument to parameter 'p' here
static inline unsigned long virt_to_pfn(const void *p)
^
1 warning and 1 error generated.
--
In file included from fs/cifs/ioctl.c:14:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm/include/asm/pgtable.h:25:
>> arch/arm/include/asm/pgtable-nommu.h:49:9: warning: 'ZERO_PAGE' macro redefined [-Wmacro-redefined]
#define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
^
arch/arm/include/asm/pgtable.h:19:9: note: previous definition is here
#define ZERO_PAGE(vaddr) (empty_zero_page)
^
In file included from fs/cifs/ioctl.c:17:
>> fs/cifs/cifsglob.h:2217:34: error: incompatible integer to pointer conversion passing 'unsigned long' to parameter of type 'const void *' [-Wint-conversion]
sg_set_page(sg++, virt_to_page(addr), buflen, off);
^~~~
arch/arm/include/asm/memory.h:386:53: note: expanded from macro 'virt_to_page'
#define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr))
^~~~~
include/asm-generic/memory_model.h:40:27: note: expanded from macro '__pfn_to_page'
({ unsigned long __pfn = (pfn); \
^~~
arch/arm/include/asm/memory.h:292:53: note: passing argument to parameter 'p' here
static inline unsigned long virt_to_pfn(const void *p)
^
fs/cifs/ioctl.c:324:10: warning: variable 'caps' set but not used [-Wunused-but-set-variable]
__u64 caps;
^
2 warnings and 1 error generated.
--
In file included from drivers/gpu/drm/tilcdc/tilcdc_plane.c:7:
In file included from include/drm/drm_atomic.h:31:
In file included from include/drm/drm_crtc.h:32:
In file included from include/drm/drm_modes.h:33:
In file included from include/drm/drm_connector.h:32:
In file included from include/drm/drm_util.h:36:
In file included from include/linux/kgdb.h:19:
In file included from include/linux/kprobes.h:28:
In file included from include/linux/ftrace.h:13:
In file included from include/linux/kallsyms.h:13:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm/include/asm/pgtable.h:25:
>> arch/arm/include/asm/pgtable-nommu.h:49:9: error: 'ZERO_PAGE' macro redefined [-Werror,-Wmacro-redefined]
#define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
^
arch/arm/include/asm/pgtable.h:19:9: note: previous definition is here
#define ZERO_PAGE(vaddr) (empty_zero_page)
^
1 error generated.
--
In file included from arch/arm/kernel/asm-offsets.c:12:
In file included from include/linux/mm.h:29:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm/include/asm/pgtable.h:25:
>> arch/arm/include/asm/pgtable-nommu.h:49:9: warning: 'ZERO_PAGE' macro redefined [-Wmacro-redefined]
#define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
^
arch/arm/include/asm/pgtable.h:19:9: note: previous definition is here
#define ZERO_PAGE(vaddr) (empty_zero_page)
^
1 warning generated.
vim +/ZERO_PAGE +49 arch/arm/include/asm/pgtable-nommu.h
44
45 /*
46 * ZERO_PAGE is a global shared page that is always zero: used
47 * for zero-mapped memory areas etc..
48 */
> 49 #define ZERO_PAGE(vaddr) (virt_to_page((const void *)0))
50
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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2023-02-03 8:03 [arm-integrator:kernel-in-vmalloc-v6.2-rc3 6/25] arch/arm/include/asm/pgtable-nommu.h:49:9: error: 'ZERO_PAGE' macro redefined kernel test robot
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