memory: maintain a list of address spaces

Instead of embedding knowledge of the memory and I/O address spaces in the
memory core, maintain a list of all address spaces.  This list will later
be extended dynamically for other bus masters.

Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/memory.h b/memory.h
index a1d75e761c..46bc5e1cfd 100644
--- a/memory.h
+++ b/memory.h
@@ -164,10 +164,12 @@ typedef struct AddressSpace AddressSpace;
  */
 struct AddressSpace {
     /* All fields are private. */
+    const char *name;
     MemoryRegion *root;
     struct FlatView *current_map;
     int ioeventfd_nb;
     struct MemoryRegionIoeventfd *ioeventfds;
+    QTAILQ_ENTRY(AddressSpace) address_spaces_link;
 };
 
 typedef struct MemoryRegionSection MemoryRegionSection;