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authorCong Wang <amwang@redhat.com>2011-11-25 23:14:38 +0800
committerCong Wang <xiyou.wangcong@gmail.com>2012-03-20 21:48:26 +0800
commit0de9a1e28a0d005f42c8cc5456a246710133b9ab (patch)
tree89914affb67e9884ab13e15eb9ce79bfe1a3a13c /kernel/power/snapshot.c
parentd762a50b5b1bb93e91cb3cd90b6ae133da98fe31 (diff)
power: remove the second argument of k[un]map_atomic()
Acked-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Cong Wang <amwang@redhat.com>
Diffstat (limited to 'kernel/power/snapshot.c')
-rw-r--r--kernel/power/snapshot.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index 6a768e537001..3a564ac85f36 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -1000,20 +1000,20 @@ static void copy_data_page(unsigned long dst_pfn, unsigned long src_pfn)
s_page = pfn_to_page(src_pfn);
d_page = pfn_to_page(dst_pfn);
if (PageHighMem(s_page)) {
- src = kmap_atomic(s_page, KM_USER0);
- dst = kmap_atomic(d_page, KM_USER1);
+ src = kmap_atomic(s_page);
+ dst = kmap_atomic(d_page);
do_copy_page(dst, src);
- kunmap_atomic(dst, KM_USER1);
- kunmap_atomic(src, KM_USER0);
+ kunmap_atomic(dst);
+ kunmap_atomic(src);
} else {
if (PageHighMem(d_page)) {
/* Page pointed to by src may contain some kernel
* data modified by kmap_atomic()
*/
safe_copy_page(buffer, s_page);
- dst = kmap_atomic(d_page, KM_USER0);
+ dst = kmap_atomic(d_page);
copy_page(dst, buffer);
- kunmap_atomic(dst, KM_USER0);
+ kunmap_atomic(dst);
} else {
safe_copy_page(page_address(d_page), s_page);
}
@@ -1728,9 +1728,9 @@ int snapshot_read_next(struct snapshot_handle *handle)
*/
void *kaddr;
- kaddr = kmap_atomic(page, KM_USER0);
+ kaddr = kmap_atomic(page);
copy_page(buffer, kaddr);
- kunmap_atomic(kaddr, KM_USER0);
+ kunmap_atomic(kaddr);
handle->buffer = buffer;
} else {
handle->buffer = page_address(page);
@@ -2014,9 +2014,9 @@ static void copy_last_highmem_page(void)
if (last_highmem_page) {
void *dst;
- dst = kmap_atomic(last_highmem_page, KM_USER0);
+ dst = kmap_atomic(last_highmem_page);
copy_page(dst, buffer);
- kunmap_atomic(dst, KM_USER0);
+ kunmap_atomic(dst);
last_highmem_page = NULL;
}
}
@@ -2309,13 +2309,13 @@ swap_two_pages_data(struct page *p1, struct page *p2, void *buf)
{
void *kaddr1, *kaddr2;
- kaddr1 = kmap_atomic(p1, KM_USER0);
- kaddr2 = kmap_atomic(p2, KM_USER1);
+ kaddr1 = kmap_atomic(p1);
+ kaddr2 = kmap_atomic(p2);
copy_page(buf, kaddr1);
copy_page(kaddr1, kaddr2);
copy_page(kaddr2, buf);
- kunmap_atomic(kaddr2, KM_USER1);
- kunmap_atomic(kaddr1, KM_USER0);
+ kunmap_atomic(kaddr2);
+ kunmap_atomic(kaddr1);
}
/**