Re: Transparent Hugepage Support #30

[Naoya Horiguchi]

Hi,

I experienced build error of "calling pte_alloc_map() with 3 parameters, 
while it's defined to have 4 parameters" in arch/x86/kernel/tboot.c etc.
Is the following chunk in patch "pte alloc trans splitting" necessary?

@@ -1167,16 +1168,18 @@ static inline void pgtable_page_dtor(struct page *page)
        pte_unmap(pte);                                 \
 } while (0)
 
-#define pte_alloc_map(mm, pmd, address)                        \
-       ((unlikely(!pmd_present(*(pmd))) && __pte_alloc(mm, pmd, address))? \
-               NULL: pte_offset_map(pmd, address))
+#define pte_alloc_map(mm, vma, pmd, address)                           \
+       ((unlikely(pmd_none(*(pmd))) && __pte_alloc(mm, vma,    \
+                                                       pmd, address))? \
+        NULL: pte_offset_map(pmd, address))
 
Thanks,
Naoya Horiguchi
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