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o Lock page queue accesses by vm_page_deactivate().

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alc 2002-08-02 03:56:31 +00:00
parent 1fa5d0d927
commit 9cde99ab18
1 changed files with 2 additions and 0 deletions
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2
sys/vm/vm_object.c
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@ -1959,7 +1959,9 @@ vm_freeze_copyopts(vm_object_t object, vm_pindex_t froma, vm_pindex_t toa)
printf("vm_freeze_copyopts: cannot read page from file: %lx\n", (long)m_in->pindex);
continue;
}
vm_page_lock_queues();
vm_page_deactivate(m_in);
vm_page_unlock_queues();
}
vm_page_protect(m_in, VM_PROT_NONE);