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authorEric Sandeen <sandeen@redhat.com>2007-06-20 17:15:10 -0700
committerMark Fasheh <mark.fasheh@oracle.com>2007-07-10 17:32:10 -0700
commit54c57dc3b6578356c0a428c767d4bf080254a2ee (patch)
tree009484927ae335d7a6312aa5a53c0bcd90d92a9e /fs
parentb25801038da5823bba1b5440a57ca68afc51b6bd (diff)
downloadop-kernel-dev-54c57dc3b6578356c0a428c767d4bf080254a2ee.zip
op-kernel-dev-54c57dc3b6578356c0a428c767d4bf080254a2ee.tar.gz
[PATCH] ocfs2: zero_user_page conversion
Signed-off-by: Eric Sandeen <sandeen@redhat.com> Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/ocfs2/aops.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index ec8b606..84bf6e7 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -740,18 +740,13 @@ int ocfs2_map_page_blocks(struct page *page, u64 *p_blkno,
bh = head;
block_start = 0;
do {
- void *kaddr;
-
block_end = block_start + bsize;
if (block_end <= from)
goto next_bh;
if (block_start >= to)
break;
- kaddr = kmap_atomic(page, KM_USER0);
- memset(kaddr+block_start, 0, bh->b_size);
- flush_dcache_page(page);
- kunmap_atomic(kaddr, KM_USER0);
+ zero_user_page(page, block_start, bh->b_size, KM_USER0);
set_buffer_uptodate(bh);
mark_buffer_dirty(bh);
@@ -906,15 +901,11 @@ static void ocfs2_zero_new_buffers(struct page *page, unsigned from, unsigned to
if (block_end > from && block_start < to) {
if (!PageUptodate(page)) {
unsigned start, end;
- void *kaddr;
start = max(from, block_start);
end = min(to, block_end);
- kaddr = kmap_atomic(page, KM_USER0);
- memset(kaddr+start, 0, end - start);
- flush_dcache_page(page);
- kunmap_atomic(kaddr, KM_USER0);
+ zero_user_page(page, start, end - start, KM_USER0);
set_buffer_uptodate(bh);
}
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