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In vm_fault_copy_entry(), collect the code to initialize a newly

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allocated dst_object in a single place.

Suggested and reviewed by:	alc
Sponsored by:	The FreeBSD Foundation
Approved by:	re (gjb)
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D17323
This commit is contained in:
kib 2018-09-28 14:10:12 +00:00
parent 9df3ee9f37
commit 06ff3bcf36
1 changed files with 2 additions and 2 deletions
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4
sys/vm/vm_fault.c
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@ -1633,16 +1633,16 @@ vm_fault_copy_entry(vm_map_t dst_map, vm_map_t src_map,
dst_object->flags |= OBJ_COLORED;
dst_object->pg_color = atop(dst_entry->start);
#endif
dst_object->domain = src_object->domain;
dst_object->charge = dst_entry->end - dst_entry->start;
}
VM_OBJECT_WLOCK(dst_object);
KASSERT(upgrade || dst_entry->object.vm_object == NULL,
("vm_fault_copy_entry: vm_object not NULL"));
if (src_object != dst_object) {
dst_object->domain = src_object->domain;
dst_entry->object.vm_object = dst_object;
dst_entry->offset = 0;
dst_object->charge = dst_entry->end - dst_entry->start;
}
if (fork_charge != NULL) {
KASSERT(dst_entry->cred == NULL,