There are no more uses of the legacy cpu_physical_memory_is_io()
method. Remove it.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/exec/cpu-common.h | 2 --
 system/physmem.c          | 5 -----
 2 files changed, 7 deletions(-)

diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h
index e413d8b3079..a73463a7038 100644
--- a/include/exec/cpu-common.h
+++ b/include/exec/cpu-common.h
@@ -149,8 +149,6 @@ void *cpu_physical_memory_map(hwaddr addr,
 void cpu_physical_memory_unmap(void *buffer, hwaddr len,
                                bool is_write, hwaddr access_len);
 
-bool cpu_physical_memory_is_io(hwaddr phys_addr);
-
 /* Coalesced MMIO regions are areas where write operations can be reordered.
  * This usually implies that write operations are side-effect free.  This allows
  * batching which can make a major impact on performance when using
diff --git a/system/physmem.c b/system/physmem.c
index be8e66dfe02..573e5bb1adc 100644
--- a/system/physmem.c
+++ b/system/physmem.c
@@ -3763,11 +3763,6 @@ int cpu_memory_rw_debug(CPUState *cpu, vaddr addr,
     return 0;
 }
 
-bool cpu_physical_memory_is_io(hwaddr phys_addr)
-{
-    return address_space_is_io(&address_space_memory, phys_addr);
-}
-
 int qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque)
 {
     RAMBlock *block;
-- 
2.51.0