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Diffstat (limited to 'arch/arm/mm/copypage-v4wb.c')
-rw-r--r--arch/arm/mm/copypage-v4wb.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/arm/mm/copypage-v4wb.c b/arch/arm/mm/copypage-v4wb.c
index 7c2eb55cd4a..067d0fdd630 100644
--- a/arch/arm/mm/copypage-v4wb.c
+++ b/arch/arm/mm/copypage-v4wb.c
@@ -27,7 +27,7 @@ v4wb_copy_user_page(void *kto, const void *kfrom)
{
asm("\
stmfd sp!, {r4, lr} @ 2\n\
- mov r2, %0 @ 1\n\
+ mov r2, %2 @ 1\n\
ldmia r1!, {r3, r4, ip, lr} @ 4\n\
1: mcr p15, 0, r0, c7, c6, 1 @ 1 invalidate D line\n\
stmia r0!, {r3, r4, ip, lr} @ 4\n\
@@ -44,7 +44,7 @@ v4wb_copy_user_page(void *kto, const void *kfrom)
mcr p15, 0, r1, c7, c10, 4 @ 1 drain WB\n\
ldmfd sp!, {r4, pc} @ 3"
:
- : "I" (PAGE_SIZE / 64));
+ : "r" (kto), "r" (kfrom), "I" (PAGE_SIZE / 64));
}
void v4wb_copy_user_highpage(struct page *to, struct page *from,
@@ -52,12 +52,12 @@ void v4wb_copy_user_highpage(struct page *to, struct page *from,
{
void *kto, *kfrom;
- kto = kmap_atomic(to, KM_USER0);
- kfrom = kmap_atomic(from, KM_USER1);
+ kto = kmap_atomic(to);
+ kfrom = kmap_atomic(from);
flush_cache_page(vma, vaddr, page_to_pfn(from));
v4wb_copy_user_page(kto, kfrom);
- kunmap_atomic(kfrom, KM_USER1);
- kunmap_atomic(kto, KM_USER0);
+ kunmap_atomic(kfrom);
+ kunmap_atomic(kto);
}
/*
@@ -67,7 +67,7 @@ void v4wb_copy_user_highpage(struct page *to, struct page *from,
*/
void v4wb_clear_user_highpage(struct page *page, unsigned long vaddr)
{
- void *ptr, *kaddr = kmap_atomic(page, KM_USER0);
+ void *ptr, *kaddr = kmap_atomic(page);
asm volatile("\
mov r1, %2 @ 1\n\
mov r2, #0 @ 1\n\
@@ -86,7 +86,7 @@ void v4wb_clear_user_highpage(struct page *page, unsigned long vaddr)
: "=r" (ptr)
: "0" (kaddr), "I" (PAGE_SIZE / 64)
: "r1", "r2", "r3", "ip", "lr");
- kunmap_atomic(kaddr, KM_USER0);
+ kunmap_atomic(kaddr);
}
struct cpu_user_fns v4wb_user_fns __initdata = {