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authorjdp <jdp@FreeBSD.org>1998-10-01 20:46:41 +0000
committerjdp <jdp@FreeBSD.org>1998-10-01 20:46:41 +0000
commit317967a273e4cb16e6f717aac0ace4737ca3041e (patch)
treeea02b59582b9f44e959877e65b05b96e51f4fff1 /sys/vm
parent9fb6dbbc14017286091a32441738682e3922cb53 (diff)
downloadFreeBSD-src-317967a273e4cb16e6f717aac0ace4737ca3041e.zip
FreeBSD-src-317967a273e4cb16e6f717aac0ace4737ca3041e.tar.gz
Fix a bug in which a page index was used where a byte offset was
expected. This bug caused builds of Modula-3 to fail in mysterious ways on SMP kernels. More precisely, such builds failed on systems with kern.fast_vfork equal to 0, the default and only supported value for SMP kernels. PR: kern/7468 Submitted by: tegge (Tor Egge)
Diffstat (limited to 'sys/vm')
-rw-r--r--sys/vm/vm_map.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/vm/vm_map.c b/sys/vm/vm_map.c
index 73c2d56..9a1233e 100644
--- a/sys/vm/vm_map.c
+++ b/sys/vm/vm_map.c
@@ -61,7 +61,7 @@
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*
- * $Id: vm_map.c,v 1.134 1998/08/24 08:39:37 dfr Exp $
+ * $Id: vm_map.c,v 1.135 1998/09/04 08:06:57 dfr Exp $
*/
/*
@@ -1976,7 +1976,7 @@ vm_map_split(entry)
new_object, shadow_list);
vm_object_clear_flag(source, OBJ_ONEMAPPING);
new_object->backing_object_offset =
- orig_object->backing_object_offset + offidxstart;
+ orig_object->backing_object_offset + IDX_TO_OFF(offidxstart);
new_object->backing_object = source;
source->shadow_count++;
source->generation++;
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