btrfs: use memset_page instead of opencoding it

Use memset_page() in memset_extent_buffer() instead of opencoding it.

This does not not change any functionality.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 671010de7964b45bba2df7a0f92aadd13ff4a2a2..cc9a454810d07d4b69bc0551d881e9bdfa03634d 100644 (file)
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4208,7 +4208,7 @@ static void memset_extent_buffer(const struct extent_buffer *eb, int c,
                struct page *page = eb->pages[index];
 
                assert_eb_page_uptodate(eb, page);
-               memset(page_address(page) + offset, c, cur_len);
+               memset_page(page, offset, c, cur_len);
 
                cur += cur_len;
        }