[PATCH] s390/mm: change HPAGE_SHIFT type to int

From: Dominik Dingel
Date: Thu Jun 25 2015 - 10:37:23 EST


With making HPAGE_SHIFT an unsigned integer we also accidentally changed pageblock_order.
In order to avoid compiler warnings we make HPAGE_SHFIT an int again.

Suggested-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Dominik Dingel <dingel@xxxxxxxxxxxxxxxxxx>
---
arch/s390/include/asm/page.h | 2 +-
arch/s390/mm/pgtable.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index 0844b78..dd34523 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -20,7 +20,7 @@
#include <asm/setup.h>
#ifndef __ASSEMBLY__

-extern unsigned int HPAGE_SHIFT;
+extern int HPAGE_SHIFT;
#define HPAGE_SIZE (1UL << HPAGE_SHIFT)
#define HPAGE_MASK (~(HPAGE_SIZE - 1))
#define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index f76791e..1bae5dd 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -36,7 +36,7 @@
#endif


-unsigned int HPAGE_SHIFT;
+int HPAGE_SHIFT;

unsigned long *crst_table_alloc(struct mm_struct *mm)
{
--
2.3.8

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