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-rw-r--r--sys/vm/vm_fault.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/sys/vm/vm_fault.c b/sys/vm/vm_fault.c
index 26a2d6a..48ed991 100644
--- a/sys/vm/vm_fault.c
+++ b/sys/vm/vm_fault.c
@@ -916,13 +916,11 @@ vnode_locked:
KASSERT(fs.m->oflags & VPO_BUSY,
("vm_fault: page %p not busy!", fs.m));
/*
- * Sanity check: page must be completely valid or it is not fit to
+ * Page must be completely valid or it is not fit to
* map into user space. vm_pager_get_pages() ensures this.
*/
- if (fs.m->valid != VM_PAGE_BITS_ALL) {
- vm_page_zero_invalid(fs.m, TRUE);
- printf("Warning: page %p partially invalid on fault\n", fs.m);
- }
+ KASSERT(fs.m->valid == VM_PAGE_BITS_ALL,
+ ("vm_fault: page %p partially invalid", fs.m));
VM_OBJECT_UNLOCK(fs.object);
/*
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