The patch titled
Subject: s390/mm: change HPAGE_SHIFT type to int
has been added to the -mm tree. Its filename is
s390-mm-change-hpage_shift-type-to-int.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/s390-mm-change-hpage_shift-type-to-int.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/s390-mm-change-hpage_shift-type-to-int.patch
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------------------------------------------------------
From: Dominik Dingel <dingel@xxxxxxxxxxxxxxxxxx>
Subject: s390/mm: change HPAGE_SHIFT type to int
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.
Signed-off-by: Dominik Dingel <dingel@xxxxxxxxxxxxxxxxxx>
Suggested-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
Cc: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
Cc: Christian Borntraeger <borntraeger@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/s390/include/asm/page.h | 2 +-
arch/s390/mm/pgtable.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff -puN arch/s390/include/asm/page.h~s390-mm-change-hpage_shift-type-to-int arch/s390/include/asm/page.h
--- a/arch/s390/include/asm/page.h~s390-mm-change-hpage_shift-type-to-int
+++ a/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 -puN arch/s390/mm/pgtable.c~s390-mm-change-hpage_shift-type-to-int arch/s390/mm/pgtable.c
--- a/arch/s390/mm/pgtable.c~s390-mm-change-hpage_shift-type-to-int
+++ a/arch/s390/mm/pgtable.c
@@ -31,7 +31,7 @@
#define ALLOC_ORDER 2
#define FRAG_MASK 0x03
-unsigned int HPAGE_SHIFT;
+int HPAGE_SHIFT;
unsigned long *crst_table_alloc(struct mm_struct *mm)
{
_
Patches currently in -mm which might be from dingel@xxxxxxxxxxxxxxxxxx are
origin.patch
s390-mm-make-hugepages_supported-a-boot-time-decision.patch
mm-hugetlb-remove-unused-arch-hook-prepare-release_hugepage.patch
mm-hugetlb-remove-arch_prepare-release_hugepage-from-arch-headers.patch
s390-hugetlb-remove-dead-code-for-sw-emulated-huge-pages.patch
s390-mm-forward-check-for-huge-pmds-to-pmd_large.patch
s390-mm-change-hpage_shift-type-to-int.patch
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