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Diffstat (limited to 'packages/qemu/files/qemu-amd64-32b-mapping-0.9.0.patch')
-rw-r--r--packages/qemu/files/qemu-amd64-32b-mapping-0.9.0.patch31
1 files changed, 31 insertions, 0 deletions
diff --git a/packages/qemu/files/qemu-amd64-32b-mapping-0.9.0.patch b/packages/qemu/files/qemu-amd64-32b-mapping-0.9.0.patch
new file mode 100644
index 0000000000..d9303e3464
--- /dev/null
+++ b/packages/qemu/files/qemu-amd64-32b-mapping-0.9.0.patch
@@ -0,0 +1,31 @@
+--- qemu.orig/linux-user/mmap.c
++++ qemu/linux-user/mmap.c
+@@ -29,6 +29,10 @@
+
+ //#define DEBUG_MMAP
+
++#ifndef MAP_32BIT
++#define MAP_32BIT 0
++#endif
++
+ /* NOTE: all the constants are the HOST ones, but addresses are target. */
+ int target_mprotect(target_ulong start, target_ulong len, int prot)
+ {
+@@ -234,7 +238,7 @@
+ host_offset = offset & qemu_host_page_mask;
+ host_len = len + offset - host_offset;
+ host_start = (long)mmap(real_start ? g2h(real_start) : NULL,
+- host_len, prot, flags, fd, host_offset);
++ host_len, prot, (flags | MAP_32BIT), fd, host_offset);
+ if (host_start == -1)
+ return host_start;
+ /* update start so that it points to the file position at 'offset' */
+@@ -388,7 +392,7 @@
+ int prot;
+
+ /* XXX: use 5 args syscall */
+- new_addr = (long)mremap(g2h(old_addr), old_size, new_size, flags);
++ new_addr = (long)mremap(g2h(old_addr), old_size, new_size, (flags | MAP_32BIT));
+ if (new_addr == -1)
+ return new_addr;
+ new_addr = h2g(new_addr);