KVM: arm64: mmu: fix a kernel-doc warning

Use the correct function name in a kernel-doc comment to prevent
a warning:

arch/arm64/kvm/mmu.c:321: warning: expecting prototype for unmap_stage2_range(). Prototype was for __unmap_stage2_range() instead

Signed-off-by: Randy Dunlap <[email protected]>
Cc: Marc Zyngier <[email protected]>
Cc: Oliver Upton <[email protected]>
Cc: James Morse <[email protected]>
Cc: Suzuki K Poulose <[email protected]>
Cc: Zenghui Yu <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: Catalin Marinas <[email protected]>
Cc: Will Deacon <[email protected]>
Reviewed-by: Suzuki K Poulose <[email protected]>
Reviewed-by: Zenghui Yu <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Oliver Upton <[email protected]>

Author: rddunlap

arch/arm64/kvm/mmu.c

@@ -305,7 +305,7 @@ static void invalidate_icache_guest_page(void *va, size_t size)
  * does.
  */
 /**
- * unmap_stage2_range -- Clear stage2 page table entries to unmap a range
+ * __unmap_stage2_range -- Clear stage2 page table entries to unmap a range
  * @mmu:   The KVM stage-2 MMU pointer
  * @start: The intermediate physical base address of the range to unmap
  * @size:  The size of the area to unmap