memory: Rename memory_region_do_writeback -> memory_region_writeback

We usually use '_do_' for internal functions. Rename
memory_region_do_writeback() as memory_region_writeback().

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 20200508062456.23344-2-philmd@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

include/exec/memory.h

@@ -1474,14 +1474,14 @@ void *memory_region_get_ram_ptr(MemoryRegion *mr);
 void memory_region_ram_resize(MemoryRegion *mr, ram_addr_t newsize,
                               Error **errp);
 /**
- * memory_region_do_writeback: Trigger cache writeback or msync for
+ * memory_region_writeback: Trigger cache writeback or msync for
  * selected address range
  *
  * @mr: the memory region to be updated
  * @addr: the initial address of the range to be written back
  * @size: the size of the range to be written back
  */
-void memory_region_do_writeback(MemoryRegion *mr, hwaddr addr, hwaddr size);
+void memory_region_writeback(MemoryRegion *mr, hwaddr addr, hwaddr size);
 
 /**
  * memory_region_set_log: Turn dirty logging on or off for a region.

memory.c

@@ -2198,7 +2198,7 @@ void memory_region_ram_resize(MemoryRegion *mr, ram_addr_t newsize, Error **errp
 }
 
 
-void memory_region_do_writeback(MemoryRegion *mr, hwaddr addr, hwaddr size)
+void memory_region_writeback(MemoryRegion *mr, hwaddr addr, hwaddr size)
 {
     /*
      * Might be extended case needed to cover

target/arm/helper.c

@@ -6813,7 +6813,7 @@ static void dccvap_writefn(CPUARMState *env, const ARMCPRegInfo *opaque,
         mr = memory_region_from_host(haddr, &offset);
 
         if (mr) {
-            memory_region_do_writeback(mr, offset, dline_size);
+            memory_region_writeback(mr, offset, dline_size);
         }
     }
 }