powerpc: Make a bunch of things static

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/mm/hash_utils_64.c

@@ -868,7 +868,7 @@ unsigned int hash_page_do_lazy_icache(unsigned int pp, pte_t pte, int trap)
 }
 
 #ifdef CONFIG_PPC_MM_SLICES
-unsigned int get_paca_psize(unsigned long addr)
+static unsigned int get_paca_psize(unsigned long addr)
 {
 	u64 lpsizes;
 	unsigned char *hpsizes;

arch/powerpc/mm/pgtable.c

@@ -48,7 +48,7 @@ static inline int pte_looks_normal(pte_t pte)
 	    (_PAGE_PRESENT | _PAGE_USER);
 }
 
-struct page * maybe_pte_to_page(pte_t pte)
+static struct page *maybe_pte_to_page(pte_t pte)
 {
 	unsigned long pfn = pte_pfn(pte);
 	struct page *page;