[PATCH 02/60] include/linux/highmem.h: remove the second argument of k[un]map_atomic()

Cong Wang
2012-02-10T05:41:09Z

include/linux/highmem.h | 28 ++++++++++++++--------------
1 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 11617a8..284ec55 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -167,9 +167,9 @@ do { \
#ifndef clear_user_highpage
static inline void clear_user_highpage(struct page *page, unsigned long vaddr)
{
- void *addr = kmap_atomic(page, KM_USER0);
+ void *addr = kmap_atomic(page);
clear_user_page(addr, vaddr, page);
- kunmap_atomic(addr, KM_USER0);
+ kunmap_atomic(addr);
}
#endif

@@ -220,16 +220,16 @@ alloc_zeroed_user_highpage_movable(struct vm_area_struct *vma,

static inline void clear_highpage(struct page *page)
{
- void *kaddr = kmap_atomic(page, KM_USER0);
+ void *kaddr = kmap_atomic(page);
clear_page(kaddr);
- kunmap_atomic(kaddr, KM_USER0);
+ kunmap_atomic(kaddr);
}

static inline void zero_user_segments(struct page *page,
unsigned start1, unsigned end1,
unsigned start2, unsigned end2)
{
- void *kaddr = kmap_atomic(page, KM_USER0);
+ void *kaddr = kmap_atomic(page);

BUG_ON(end1 > PAGE_SIZE || end2 > PAGE_SIZE);

@@ -239,7 +239,7 @@ static inline void zero_user_segments(struct page *page,
if (end2 > start2)
memset(kaddr + start2, 0, end2 - start2);

- kunmap_atomic(kaddr, KM_USER0);
+ kunmap_atomic(kaddr);
flush_dcache_page(page);
}

@@ -268,11 +268,11 @@ static inline void copy_user_highpage(struct page *to, struct page *from,
{
char *vfrom, *vto;

- vfrom = kmap_atomic(from, KM_USER0);
- vto = kmap_atomic(to, KM_USER1);
+ vfrom = kmap_atomic(from);
+ vto = kmap_atomic(to);
copy_user_page(vto, vfrom, vaddr, to);
- kunmap_atomic(vto, KM_USER1);
- kunmap_atomic(vfrom, KM_USER0);
+ kunmap_atomic(vto);
+ kunmap_atomic(vfrom);
}

#endif
@@ -281,11 +281,11 @@ static inline void copy_highpage(struct page *to, struct page *from)
{
char *vfrom, *vto;

- vfrom = kmap_atomic(from, KM_USER0);
- vto = kmap_atomic(to, KM_USER1);
+ vfrom = kmap_atomic(from);
+ vto = kmap_atomic(to);
copy_page(vto, vfrom);
- kunmap_atomic(vto, KM_USER1);
- kunmap_atomic(vfrom, KM_USER0);
+ kunmap_atomic(vto);
+ kunmap_atomic(vfrom);
}

#endif /* _LINUX_HIGHMEM_H */
--
1.7.7.6