[MIPS] Add external declaration of pagetable_init() to pgalloc.h

This fixes some sparse warnings.

pgtable-32.c:15:6: warning: symbol 'pgd_init' was not declared. Should it be static?
pgtable-32.c:32:13: warning: symbol 'pagetable_init' was not declared. Should it be static?

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

4 files changed, 3 insertions, 3 deletions

diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 125a4a85ec05..13a420844436 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -314,8 +314,6 @@ void __init fixrange_init(unsigned long start, unsigned long end,
 }
 
 #ifndef CONFIG_NEED_MULTIPLE_NODES
-extern void pagetable_init(void);
-
 static int __init page_is_ram(unsigned long pagenr)
 {
         int i;
diff --git a/arch/mips/mm/pgtable-32.c b/arch/mips/mm/pgtable-32.c
index 4a61e624b0ec..575e4019227b 100644
--- a/arch/mips/mm/pgtable-32.c
+++ b/arch/mips/mm/pgtable-32.c
@@ -11,6 +11,7 @@
 #include <linux/highmem.h>
 #include <asm/fixmap.h>
 #include <asm/pgtable.h>
+#include <asm/pgalloc.h>
 
 void pgd_init(unsigned long page)
 {
diff --git a/arch/mips/mm/pgtable-64.c b/arch/mips/mm/pgtable-64.c
index c46eb651bf09..e4b565aeb008 100644
--- a/arch/mips/mm/pgtable-64.c
+++ b/arch/mips/mm/pgtable-64.c
@@ -10,6 +10,7 @@
 #include <linux/mm.h>
 #include <asm/fixmap.h>
 #include <asm/pgtable.h>
+#include <asm/pgalloc.h>
 
 void pgd_init(unsigned long page)
 {
diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c
index 0e3d535e9f43..fe8a1066aec1 100644
--- a/arch/mips/sgi-ip27/ip27-memory.c
+++ b/arch/mips/sgi-ip27/ip27-memory.c
@@ -21,6 +21,7 @@
 #include <linux/pfn.h>
 #include <linux/highmem.h>
 #include <asm/page.h>
+#include <asm/pgalloc.h>
 #include <asm/sections.h>
 
 #include <asm/sn/arch.h>
@@ -503,7 +504,6 @@ void __init prom_free_prom_memory(void)
         /* We got nothing to free here ...  */
 }
 
-extern void pagetable_init(void);
 extern unsigned long setup_zero_pages(void);
 
 void __init paging_init(void)