From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Date: Mon, 28 Apr 2008 09:13:51 +0000 (-0700)
Subject: cris: add constfy to pgd_offset()
X-Git-Tag: v2.6.26-rc1~909
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=16a26ef5ad31b59c521bd9becccaee84c0157326;p=linux-2.6

cris: add constfy to pgd_offset()

add constfy to pgd_offset() for avoid following warnings.

  CC      mm/pagewalk.o
mm/pagewalk.c: In function 'walk_page_range':
mm/pagewalk.c:111: warning: passing argument 1 of 'pgd_offset' discards qualifiers from p\
ointer target type

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Matt Mackall <mpm@selenic.com>
Cc: "Vegard Nossum" <vegard.nossum@gmail.com>
Cc: Mikael Starvik <starvik@axis.com>
Cc: Jesper Nilsson <jesper.nilsson@axis.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/include/asm-cris/pgtable.h b/include/asm-cris/pgtable.h
index 4c373624ee..829e7a7d9f 100644
--- a/include/asm-cris/pgtable.h
+++ b/include/asm-cris/pgtable.h
@@ -231,7 +231,7 @@ static inline void pmd_set(pmd_t * pmdp, pte_t * ptep)
 #define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1))
 
 /* to find an entry in a page-table-directory */
-static inline pgd_t * pgd_offset(struct mm_struct * mm, unsigned long address)
+static inline pgd_t * pgd_offset(const struct mm_struct *mm, unsigned long address)
 {
 	return mm->pgd + pgd_index(address);
 }