File qemu-cvs-mmap-amd64.patch of Package qemu

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File qemu-cvs-mmap-amd64.patch of Package qemu (Revision 69c182717fd3925a7f94042c8e0ae5fa)

Currently displaying revision 69c182717fd3925a7f94042c8e0ae5fa , Show latest

Index: qemu/linux-user/mmap.c
================================================================================
--- qemu-0.9.1/linux-user/mmap.c
+++ qemu-0.9.1/linux-user/mmap.c
@@ -27,6 +27,10 @@
 
 #include "qemu.h"
 
+#if !defined(MAP_32BIT)
+#define MAP_32BIT 0
+#endif
+
 //#define DEBUG_MMAP
 
 /* NOTE: all the constants are the HOST ones, but addresses are target. */
@@ -119,7 +123,7 @@
     if (prot1 == 0) {
         /* no page was there, so we allocate one */
         void *p = mmap(host_start, qemu_host_page_size, prot,
-                       flags | MAP_ANONYMOUS, -1, 0);
+                       flags | MAP_ANONYMOUS | MAP_32BIT, -1, 0);
         if (p == MAP_FAILED)
             return -1;
         prot1 = prot;
@@ -422,7 +426,7 @@
     unsigned long host_addr;
 
     /* XXX: use 5 args syscall */
-    host_addr = (long)mremap(g2h(old_addr), old_size, new_size, flags);
+    host_addr = (long)mremap(g2h(old_addr), old_size, new_size, flags | MAP_32BIT);
     if (host_addr == -1)
         return -1;
     new_addr = h2g(host_addr);

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File qemu-cvs-mmap-amd64.patch of Package qemu (Revision 69c182717fd3925a7f94042c8e0ae5fa)

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