memory: add memory_region_ram_resize

This is a simple MemoryRegion wrapper for qemu_ram_resize.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/memory.c b/memory.c
index ee3f2a8a95..a11e9bf08a 100644
--- a/memory.c
+++ b/memory.c
@@ -1452,6 +1452,13 @@ void *memory_region_get_ram_ptr(MemoryRegion *mr)
     return qemu_get_ram_ptr(mr->ram_addr & TARGET_PAGE_MASK);
 }
 
+void memory_region_ram_resize(MemoryRegion *mr, ram_addr_t newsize, Error **errp)
+{
+    assert(mr->terminates);
+
+    qemu_ram_resize(mr->ram_addr, newsize, errp);
+}
+
 static void memory_region_update_coalesced_range_as(MemoryRegion *mr, AddressSpace *as)
 {
     FlatView *view;