#define hyp_page_to_virt(page) __hyp_va(hyp_page_to_phys(page))
#define hyp_page_to_pool(page) (((struct hyp_page *)page)->pool)
+/*
+ * Refcounting for 'struct hyp_page'.
+ * hyp_pool::lock must be held if atomic access to the refcount is required.
+ */
static inline int hyp_page_count(void *addr)
{
struct hyp_page *p = hyp_virt_to_page(addr);
return p->refcount;
}
+static inline void hyp_page_ref_inc(struct hyp_page *p)
+{
+ BUG_ON(p->refcount == USHRT_MAX);
+ p->refcount++;
+}
+
+static inline int hyp_page_ref_dec_and_test(struct hyp_page *p)
+{
+ BUG_ON(!p->refcount);
+ p->refcount--;
+ return (p->refcount == 0);
+}
+
+static inline void hyp_set_page_refcounted(struct hyp_page *p)
+{
+ BUG_ON(p->refcount);
+ p->refcount = 1;
+}
#endif /* __KVM_HYP_MEMORY_H */
return p;
}
-static inline void hyp_page_ref_inc(struct hyp_page *p)
-{
- BUG_ON(p->refcount == USHRT_MAX);
- p->refcount++;
-}
-
-static inline int hyp_page_ref_dec_and_test(struct hyp_page *p)
-{
- BUG_ON(!p->refcount);
- p->refcount--;
- return (p->refcount == 0);
-}
-
-static inline void hyp_set_page_refcounted(struct hyp_page *p)
-{
- BUG_ON(p->refcount);
- p->refcount = 1;
-}
-
static void __hyp_put_page(struct hyp_pool *pool, struct hyp_page *p)
{
if (hyp_page_ref_dec_and_test(p))