[Qemu-devel] [PATCH v3] memory: reduce heap Rss size around 3M

[Yang Zhong]

Since cpu-memory and memory have same address space,one malloced
memory is enough. This patch will skip memory malloc for memory
address space,which will reduce around 3M physical memory in heap.

Signed-off-by: Yang Zhong <yang.zh...@intel.com>
---
 memory.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/memory.c b/memory.c
index 64b0a60..0003b1e 100644
--- a/memory.c
+++ b/memory.c
@@ -2422,7 +2422,7 @@ AddressSpace *address_space_init_shareable(MemoryRegion 
*root, const char *name)
     AddressSpace *as;
 
     QTAILQ_FOREACH(as, &address_spaces, address_spaces_link) {
-        if (root == as->root && as->malloced) {
+        if (root == as->root && as == &address_space_memory) {
             as->ref_count++;
             return as;
         }
-- 
1.9.1