3571e53040
patches for easier mirroring, to eliminate a special copy, to make www.freebsd.org/security a full copy of security.freebsd.org and be eventually be the same. For now files are just sitting there. The symlinks are missing. Discussed on: www (repository location) Discussed with: simon (so)
17 lines
660 B
Diff
17 lines
660 B
Diff
Index: sys/vm/vm_map.c
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diff -u sys/vm/vm_map.c:1.187.2.12 sys/vm/vm_map.c:1.187.2.13
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--- sys/vm/vm_map.c:1.187.2.12 Sat Nov 10 16:27:09 2001
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+++ sys/vm/vm_map.c Fri Mar 8 11:22:20 2002
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@@ -1741,8 +1741,11 @@
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* to write out.
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* We invalidate (remove) all pages from the address space
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* anyway, for semantic correctness.
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+ *
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+ * note: certain anonymous maps, such as MAP_NOSYNC maps,
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+ * may start out with a NULL object.
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*/
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- while (object->backing_object) {
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+ while (object && object->backing_object) {
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object = object->backing_object;
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offset += object->backing_object_offset;
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if (object->size < OFF_TO_IDX( offset + size))
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