---

yaml --- r: 243386 b: refs/heads/master c: b254244 h: refs/heads/master v: v3
git-mirror · Mar 24, 2011 · bb67e3a · bb67e3a
1 parent 162d8b5
commit bb67e3a
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a93e20a83077f57638f8574b1c072ce6712e95ec
+refs/heads/master: b254244d2682fe975630f176c25a4444cc4e088d
diff --git a/trunk/arch/x86/xen/p2m.c b/trunk/arch/x86/xen/p2m.c
@@ -671,7 +671,9 @@ int m2p_add_override(unsigned long mfn, struct page *page)
 	page->private = mfn;
 	page->index = pfn_to_mfn(pfn);
 
-	__set_phys_to_machine(pfn, FOREIGN_FRAME(mfn));
+	if (unlikely(!set_phys_to_machine(pfn, FOREIGN_FRAME(mfn))))
+		return -ENOMEM;
+
 	if (!PageHighMem(page))
 		/* Just zap old mapping for now */
 		pte_clear(&init_mm, address, ptep);
@@ -709,7 +711,7 @@ int m2p_remove_override(struct page *page)
 	spin_lock_irqsave(&m2p_override_lock, flags);
 	list_del(&page->lru);
 	spin_unlock_irqrestore(&m2p_override_lock, flags);
-	__set_phys_to_machine(pfn, page->index);
+	set_phys_to_machine(pfn, page->index);
 
 	if (!PageHighMem(page))
 		set_pte_at(&init_mm, address, ptep,