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-rw-r--r--arch/powerpc/include/asm/mmu-hash64.h1
-rw-r--r--arch/powerpc/include/asm/pgtable-ppc64.h10
-rw-r--r--arch/powerpc/include/asm/pgtable.h6
3 files changed, 13 insertions, 4 deletions
diff --git a/arch/powerpc/include/asm/mmu-hash64.h b/arch/powerpc/include/asm/mmu-hash64.h
index a82f5347540a..ba3342bbdbda 100644
--- a/arch/powerpc/include/asm/mmu-hash64.h
+++ b/arch/powerpc/include/asm/mmu-hash64.h
@@ -14,6 +14,7 @@
#include <asm/asm-compat.h>
#include <asm/page.h>
+#include <asm/bug.h>
/*
* This is necessary to get the definition of PGTABLE_RANGE which we
diff --git a/arch/powerpc/include/asm/pgtable-ppc64.h b/arch/powerpc/include/asm/pgtable-ppc64.h
index fa1dfb7f7b48..3245f2d96d4f 100644
--- a/arch/powerpc/include/asm/pgtable-ppc64.h
+++ b/arch/powerpc/include/asm/pgtable-ppc64.h
@@ -437,9 +437,9 @@ static inline char *get_hpte_slot_array(pmd_t *pmdp)
}
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
extern void hpte_do_hugepage_flush(struct mm_struct *mm, unsigned long addr,
pmd_t *pmdp, unsigned long old_pmd);
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
extern pmd_t pfn_pmd(unsigned long pfn, pgprot_t pgprot);
extern pmd_t mk_pmd(struct page *page, pgprot_t pgprot);
extern pmd_t pmd_modify(pmd_t pmd, pgprot_t newprot);
@@ -479,6 +479,14 @@ static inline int pmd_trans_splitting(pmd_t pmd)
}
extern int has_transparent_hugepage(void);
+#else
+static inline void hpte_do_hugepage_flush(struct mm_struct *mm,
+ unsigned long addr, pmd_t *pmdp,
+ unsigned long old_pmd)
+{
+
+ WARN(1, "%s called with THP disabled\n", __func__);
+}
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
static inline int pmd_large(pmd_t pmd)
diff --git a/arch/powerpc/include/asm/pgtable.h b/arch/powerpc/include/asm/pgtable.h
index 0717693c8428..b64b4212b71f 100644
--- a/arch/powerpc/include/asm/pgtable.h
+++ b/arch/powerpc/include/asm/pgtable.h
@@ -259,15 +259,15 @@ extern int gup_hugepte(pte_t *ptep, unsigned long sz, unsigned long addr,
#define has_transparent_hugepage() 0
#endif
pte_t *__find_linux_pte_or_hugepte(pgd_t *pgdir, unsigned long ea,
- unsigned *shift);
+ bool *is_thp, unsigned *shift);
static inline pte_t *find_linux_pte_or_hugepte(pgd_t *pgdir, unsigned long ea,
- unsigned *shift)
+ bool *is_thp, unsigned *shift)
{
if (!arch_irqs_disabled()) {
pr_info("%s called with irq enabled\n", __func__);
dump_stack();
}
- return __find_linux_pte_or_hugepte(pgdir, ea, shift);
+ return __find_linux_pte_or_hugepte(pgdir, ea, is_thp, shift);
}
#endif /* __ASSEMBLY__ */