diff options
Diffstat (limited to 'fs/btrfs/extent_io.c')
| -rw-r--r-- | fs/btrfs/extent_io.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index fc46adf2f5bf..e12eb32d9e17 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -3076,22 +3076,16 @@ static int submit_extent_page(unsigned int opf, static void attach_extent_buffer_page(struct extent_buffer *eb, struct page *page) { - if (!PagePrivate(page)) { - SetPagePrivate(page); - get_page(page); - set_page_private(page, (unsigned long)eb); - } else { + if (!PagePrivate(page)) + attach_page_private(page, eb); + else WARN_ON(page->private != (unsigned long)eb); - } } void set_page_extent_mapped(struct page *page) { - if (!PagePrivate(page)) { - SetPagePrivate(page); - get_page(page); - set_page_private(page, EXTENT_PAGE_PRIVATE); - } + if (!PagePrivate(page)) + attach_page_private(page, (void *)EXTENT_PAGE_PRIVATE); } static struct extent_map * @@ -4910,10 +4904,7 @@ static void btrfs_release_extent_buffer_pages(struct extent_buffer *eb) * We need to make sure we haven't be attached * to a new eb. */ - ClearPagePrivate(page); - set_page_private(page, 0); - /* One for the page private */ - put_page(page); + detach_page_private(page); } if (mapped) |