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Diffstat (limited to 'arch/arm/mm/copypage-v4wb.c')
-rw-r--r--arch/arm/mm/copypage-v4wb.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/arm/mm/copypage-v4wb.c b/arch/arm/mm/copypage-v4wb.c
index 9144a96037bf..3ec93dab7656 100644
--- a/arch/arm/mm/copypage-v4wb.c
+++ b/arch/arm/mm/copypage-v4wb.c
@@ -66,9 +66,9 @@ void v4wb_copy_user_highpage(struct page *to, struct page *from,
*/
void v4wb_clear_user_highpage(struct page *page, unsigned long vaddr)
{
- void *kaddr = kmap_atomic(page, KM_USER0);
- asm("\
- mov r1, %1 @ 1\n\
+ void *ptr, *kaddr = kmap_atomic(page, KM_USER0);
+ asm volatile("\
+ mov r1, %2 @ 1\n\
mov r2, #0 @ 1\n\
mov r3, #0 @ 1\n\
mov ip, #0 @ 1\n\
@@ -82,8 +82,8 @@ void v4wb_clear_user_highpage(struct page *page, unsigned long vaddr)
subs r1, r1, #1 @ 1\n\
bne 1b @ 1\n\
mcr p15, 0, r1, c7, c10, 4 @ 1 drain WB"
- :
- : "r" (kaddr), "I" (PAGE_SIZE / 64)
+ : "=r" (ptr)
+ : "0" (kaddr), "I" (PAGE_SIZE / 64)
: "r1", "r2", "r3", "ip", "lr");
kunmap_atomic(kaddr, KM_USER0);
}