summaryrefslogtreecommitdiffstats
path: root/fs/btrfs/extent_io.c
diff options
context:
space:
mode:
authorCong Wang2011-11-25 16:14:28 +0100
committerCong Wang2012-03-20 14:48:21 +0100
commit7ac687d9e047b3fa335f04e18c7188db6a170334 (patch)
tree5f17ea504a2185070b75076ea0108d88b96309c3 /fs/btrfs/extent_io.c
parentfs: remove the second argument of k[un]map_atomic() (diff)
downloadkernel-qcow2-linux-7ac687d9e047b3fa335f04e18c7188db6a170334.tar.gz
kernel-qcow2-linux-7ac687d9e047b3fa335f04e18c7188db6a170334.tar.xz
kernel-qcow2-linux-7ac687d9e047b3fa335f04e18c7188db6a170334.zip
btrfs: remove the second argument of k[un]map_atomic()
Signed-off-by: Cong Wang <amwang@redhat.com>
Diffstat (limited to 'fs/btrfs/extent_io.c')
-rw-r--r--fs/btrfs/extent_io.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index a55fbe6252de..2862454bcdb3 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2546,10 +2546,10 @@ static int __extent_read_full_page(struct extent_io_tree *tree,
if (zero_offset) {
iosize = PAGE_CACHE_SIZE - zero_offset;
- userpage = kmap_atomic(page, KM_USER0);
+ userpage = kmap_atomic(page);
memset(userpage + zero_offset, 0, iosize);
flush_dcache_page(page);
- kunmap_atomic(userpage, KM_USER0);
+ kunmap_atomic(userpage);
}
}
while (cur <= end) {
@@ -2558,10 +2558,10 @@ static int __extent_read_full_page(struct extent_io_tree *tree,
struct extent_state *cached = NULL;
iosize = PAGE_CACHE_SIZE - pg_offset;
- userpage = kmap_atomic(page, KM_USER0);
+ userpage = kmap_atomic(page);
memset(userpage + pg_offset, 0, iosize);
flush_dcache_page(page);
- kunmap_atomic(userpage, KM_USER0);
+ kunmap_atomic(userpage);
set_extent_uptodate(tree, cur, cur + iosize - 1,
&cached, GFP_NOFS);
unlock_extent_cached(tree, cur, cur + iosize - 1,
@@ -2607,10 +2607,10 @@ static int __extent_read_full_page(struct extent_io_tree *tree,
char *userpage;
struct extent_state *cached = NULL;
- userpage = kmap_atomic(page, KM_USER0);
+ userpage = kmap_atomic(page);
memset(userpage + pg_offset, 0, iosize);
flush_dcache_page(page);
- kunmap_atomic(userpage, KM_USER0);
+ kunmap_atomic(userpage);
set_extent_uptodate(tree, cur, cur + iosize - 1,
&cached, GFP_NOFS);
@@ -2756,10 +2756,10 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc,
if (page->index == end_index) {
char *userpage;
- userpage = kmap_atomic(page, KM_USER0);
+ userpage = kmap_atomic(page);
memset(userpage + pg_offset, 0,
PAGE_CACHE_SIZE - pg_offset);
- kunmap_atomic(userpage, KM_USER0);
+ kunmap_atomic(userpage);
flush_dcache_page(page);
}
pg_offset = 0;