aboutsummaryrefslogtreecommitdiffstats
path: root/arch/sh/mm/pg-nommu.c
diff options
context:
space:
mode:
authorYoshinori Sato <ysato@users.sourceforge.jp>2006-09-27 04:21:02 -0400
committerPaul Mundt <lethal@linux-sh.org>2006-09-27 04:21:02 -0400
commite96636ccfa373a00a0ee0558e1971baa7856d8b5 (patch)
treec4f98b1c92f30f17c8c0d36419977789fe537aab /arch/sh/mm/pg-nommu.c
parente7f93a355c7e32c26eab8910cf53b7506bb046c5 (diff)
sh: Various nommu fixes.
This fixes up some of the various outstanding nommu bugs on SH. Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/mm/pg-nommu.c')
-rw-r--r--arch/sh/mm/pg-nommu.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/arch/sh/mm/pg-nommu.c b/arch/sh/mm/pg-nommu.c
index 8f9165a4e333..d15221beaa16 100644
--- a/arch/sh/mm/pg-nommu.c
+++ b/arch/sh/mm/pg-nommu.c
@@ -14,23 +14,24 @@
14#include <linux/string.h> 14#include <linux/string.h>
15#include <asm/page.h> 15#include <asm/page.h>
16 16
17static void copy_page_nommu(void *to, void *from) 17void copy_page_nommu(void *to, void *from)
18{ 18{
19 memcpy(to, from, PAGE_SIZE); 19 memcpy(to, from, PAGE_SIZE);
20} 20}
21 21
22static void clear_page_nommu(void *to) 22void clear_page_nommu(void *to)
23{ 23{
24 memset(to, 0, PAGE_SIZE); 24 memset(to, 0, PAGE_SIZE);
25} 25}
26 26
27static int __init pg_nommu_init(void) 27__kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n)
28{ 28{
29 copy_page = copy_page_nommu; 29 memcpy(to, from, n);
30 clear_page = clear_page_nommu;
31
32 return 0; 30 return 0;
33} 31}
34 32
35subsys_initcall(pg_nommu_init); 33__kernel_size_t __clear_user(void *to, __kernel_size_t n)
36 34{
35 memset(to, 0, n);
36 return 0;
37}