[Qemu-trivial] [PATCH] memory: Update obsolete comment about AddrRange field type

[Fam Zheng]

We are not 64 bit any more since

08dafab4 memory: use 128-bit integers for sizes and intermediates

but the comment is forgotten to be updated.

Signed-off-by: Fam Zheng <address@hidden>
---
 memory.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/memory.c b/memory.c
index 64d7176..dbe6675 100644
--- a/memory.c
+++ b/memory.c
@@ -56,8 +56,7 @@ static void memory_init(void)
 typedef struct AddrRange AddrRange;
 
 /*
- * Note using signed integers limits us to physical addresses at most
- * 63 bits wide.  They are needed for negative offsetting in aliases
+ * Note that signed integers are needed for negative offsetting in aliases
  * (large MemoryRegion::alias_offset).
  */
 struct AddrRange {
-- 
2.0.3