Merge branch 'master' into sh/hw-breakpoints

1 files changed, 41 insertions, 0 deletions

diff --git a/arch/sh/include/asm/pgalloc_pmd.h b/arch/sh/include/asm/pgalloc_pmd.h
new file mode 100644
index 00000000000..20f75cc4eb0
--- /dev/null
+++ b/arch/sh/include/asm/pgalloc_pmd.h
@@ -0,0 +1,41 @@
+#ifndef __ASM_SH_PGALLOC_PMD_H
+#define __ASM_SH_PGALLOC_PMD_H
+
+static inline pgd_t *pgd_alloc(struct mm_struct *mm)
+{
+	pgd_t *pgd;
+	int i;
+
+	pgd = kzalloc(sizeof(*pgd) * PTRS_PER_PGD, GFP_KERNEL | __GFP_REPEAT);
+
+	for (i = USER_PTRS_PER_PGD; i < PTRS_PER_PGD; i++)
+		pgd[i] = swapper_pg_dir[i];
+
+	return pgd;
+}
+
+static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
+{
+	kfree(pgd);
+}
+
+static inline void __check_pgt_cache(void)
+{
+}
+
+static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd)
+{
+	set_pud(pud, __pud((unsigned long)pmd));
+}
+
+static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
+{
+	return quicklist_alloc(QUICK_PT, GFP_KERNEL | __GFP_REPEAT, NULL);
+}
+
+static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
+{
+	quicklist_free(QUICK_PT, NULL, pmd);
+}
+
+#endif /* __ASM_SH_PGALLOC_PMD_H */