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Code Issues Releases Activity

Hold extra reference to vm object while cleaning pages.

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This commit is contained in:
Tor Egge 2006-03-02 21:38:38 +00:00
parent b983aac762
commit 6b085058e4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=156224
1 changed files with 2 additions and 0 deletions
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sys/vm/vm_contig.c
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@ -107,12 +107,14 @@ vm_contig_launder_page(vm_page_t m)
if (object->type == OBJT_VNODE) {
vm_page_unlock_queues();
vp = object->handle;
vm_object_reference_locked(object);
VM_OBJECT_UNLOCK(object);
vn_lock(vp, LK_EXCLUSIVE | LK_RETRY, curthread);
VM_OBJECT_LOCK(object);
vm_object_page_clean(object, 0, 0, OBJPC_SYNC);
VM_OBJECT_UNLOCK(object);
VOP_UNLOCK(vp, 0, curthread);
vm_object_deallocate(object);
vm_page_lock_queues();
return (0);
} else if (object->type == OBJT_SWAP ||