arch/arm64/kernel/vdso.c:89:12: warning: 'vdso32_mremap' defined but not used

tree:   https://github.com/intel-lab-lkp/linux/commits/Andr-Almeida/arm64-vdso-Prepare-for-robust-futex-unlock-support/20260717-225213
head:   220f1df8b1f91a406405ba5aaee5b6001c94e1b5
commit: 41604186975072d3862522d1e43898584531ee98 arm64: vdso: Prepare for robust futex unlock support
date:   8 hours ago
config: arm64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260718/[email protected]/config)
compiler: aarch64-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260718/[email protected]/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 <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

All warnings (new ones prefixed by >>):

>> arch/arm64/kernel/vdso.c:89:12: warning: 'vdso32_mremap' defined but not used [-Wunused-function]
      89 | static int vdso32_mremap(const struct vm_special_mapping *sm,
         |            ^~~~~~~~~~~~~


vim +/vdso32_mremap +89 arch/arm64/kernel/vdso.c

    88	
  > 89	static int vdso32_mremap(const struct vm_special_mapping *sm,
    90			struct vm_area_struct *new_vma)
    91	{
    92		current->mm->context.vdso = (void *)new_vma->vm_start;
    93	
    94		vdso_futex_robust_unlock_update_ips(VDSO_ABI_AA32, current->mm);
    95	
    96		return 0;
    97	}
    98	

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