[PATCH] powerpc: get rid of PMD_PAGE_SIZE()

From: Christophe Leroy
Date: Wed May 16 2018 - 02:12:31 EST


PMD_PAGE_SIZE() is nowhere used, this patch removes it

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>
---
arch/powerpc/include/asm/nohash/32/pte-40x.h | 2 --
arch/powerpc/include/asm/pte-common.h | 5 -----
2 files changed, 7 deletions(-)

diff --git a/arch/powerpc/include/asm/nohash/32/pte-40x.h b/arch/powerpc/include/asm/nohash/32/pte-40x.h
index 124f9ac23a1e..1918fba42433 100644
--- a/arch/powerpc/include/asm/nohash/32/pte-40x.h
+++ b/arch/powerpc/include/asm/nohash/32/pte-40x.h
@@ -56,8 +56,6 @@
#define _PMD_SIZE_4M 0x0c0
#define _PMD_SIZE_16M 0x0e0

-#define PMD_PAGE_SIZE(pmdval) (1024 << (((pmdval) & _PMD_SIZE) >> 4))
-
/* Until my rework is finished, 40x still needs atomic PTE updates */
#define PTE_ATOMIC_UPDATES 1

diff --git a/arch/powerpc/include/asm/pte-common.h b/arch/powerpc/include/asm/pte-common.h
index c4a72c7a8c83..0c070107825c 100644
--- a/arch/powerpc/include/asm/pte-common.h
+++ b/arch/powerpc/include/asm/pte-common.h
@@ -62,7 +62,6 @@
#endif
#ifndef _PMD_SIZE
#define _PMD_SIZE 0
-#define PMD_PAGE_SIZE(pmd) bad_call_to_PMD_PAGE_SIZE()
#endif
#ifndef _PMD_USER
#define _PMD_USER 0
@@ -88,11 +87,7 @@
#define _PTE_NONE_MASK _PAGE_HPTEFLAGS
#endif

-/* Make sure we get a link error if PMD_PAGE_SIZE is ever called on a
- * kernel without large page PMD support
- */
#ifndef __ASSEMBLY__
-extern unsigned long bad_call_to_PMD_PAGE_SIZE(void);

/*
* Don't just check for any non zero bits in __PAGE_USER, since for book3e
--
2.13.3