[davidhildenbrand:uprobes_cow 2/3] arch/arm/probes/uprobes/core.c:29:50: warning: declaration of 'struct vma_area_struct' will not be visible outside of this function

[davidhildenbrand:uprobes_cow 2/3] arch/arm/probes/uprobes/core.c:29:50: warning: declaration of 'struct vma_area_struct' will not be visible outside of this function

[kernel test robot]

tree:   https://github.com/davidhildenbrand/linux uprobes_cow
head:   42ab6aaef9cde61b0c00b5aafe291bda60e362e7
commit: 204060681d67b845d95d19d8964b62381a46d6a9 [2/3] kernel/events/uprobes: pass VMA to set_swbp(), set_orig_insn() and uprobe_write_opcode()
config: arm-defconfig (https://download.01.org/0day-ci/archive/20240427/202404271956.wOymyIUX-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240427/202404271956.wOymyIUX-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202404271956.wOymyIUX-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> arch/arm/probes/uprobes/core.c:29:50: warning: declaration of 'struct vma_area_struct' will not be visible outside of this function [-Wvisibility]
   int set_swbp(struct arch_uprobe *auprobe, struct vma_area_struct *vma,
                                                    ^
   arch/arm/probes/uprobes/core.c:29:5: error: conflicting types for 'set_swbp'
   int set_swbp(struct arch_uprobe *auprobe, struct vma_area_struct *vma,
       ^
   include/linux/uprobes.h:106:12: note: previous declaration is here
   extern int set_swbp(struct arch_uprobe *aup, struct vm_area_struct *vma, unsigned long vaddr);
              ^
   arch/arm/probes/uprobes/core.c:32:38: error: incompatible pointer types passing 'struct vma_area_struct *' to parameter of type 'struct vm_area_struct *' [-Werror,-Wincompatible-pointer-types]
           return uprobe_write_opcode(auprobe, vma, vaddr,
                                               ^~~
   include/linux/uprobes.h:112:84: note: passing argument to parameter 'vma' here
   extern int uprobe_write_opcode(struct arch_uprobe *auprobe, struct vm_area_struct *vma, unsigned long vaddr, uprobe_opcode_t);
                                                                                      ^
   1 warning and 2 errors generated.


vim +29 arch/arm/probes/uprobes/core.c

    28	
  > 29	int set_swbp(struct arch_uprobe *auprobe, struct vma_area_struct *vma,
    30		     unsigned long vaddr)
    31	{
    32		return uprobe_write_opcode(auprobe, vma, vaddr,
    33			   __opcode_to_mem_arm(auprobe->bpinsn));
    34	}
    35	

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