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authorPaul Mundt <lethal@linux-sh.org>2009-06-23 13:51:19 +0200
committerArnd Bergmann <arnd@arndb.de>2009-06-23 14:34:30 +0200
commit0634a632f5dea8281ae7c9a96800582ff9eb1475 (patch)
tree77314bb143deb7b19bdd8f5cf6229a7720cc5378 /include/asm-generic
parentlib/checksum.c: fix endianess bug (diff)
downloadlinux-dev-0634a632f5dea8281ae7c9a96800582ff9eb1475.tar.xz
linux-dev-0634a632f5dea8281ae7c9a96800582ff9eb1475.zip
asm-generic: add dummy pgprot_noncached()
Most architectures now provide a pgprot_noncached(), the remaining ones can simply use an dummy default implementation, except for cris and xtensa, which should override the default appropriately. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Cc: Jesper Nilsson <jesper.nilsson@axis.com> Cc: Chris Zankel <chris@zankel.net> Cc: Magnus Damm <magnus.damm@gmail.com>
Diffstat (limited to 'include/asm-generic')
-rw-r--r--include/asm-generic/pgtable.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index e410f602cab1..e2bd73e8f9c0 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -129,6 +129,10 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addres
#define move_pte(pte, prot, old_addr, new_addr) (pte)
#endif
+#ifndef pgprot_noncached
+#define pgprot_noncached(prot) (prot)
+#endif
+
#ifndef pgprot_writecombine
#define pgprot_writecombine pgprot_noncached
#endif