diff options
Diffstat (limited to 'fs/btrfs/extent_io.c')
| -rw-r--r-- | fs/btrfs/extent_io.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 17c508a941e..bd15cdcaba9 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -2889,7 +2889,6 @@ int clear_extent_buffer_dirty(struct extent_io_tree *tree, for (i = 0; i < num_pages; i++) { page = extent_buffer_page(eb, i); - lock_page(page); if (i == 0) set_page_extent_head(page, eb->len); else @@ -2907,7 +2906,6 @@ int clear_extent_buffer_dirty(struct extent_io_tree *tree, end = start + PAGE_CACHE_SIZE - 1; if (test_range_bit(tree, start, end, EXTENT_DIRTY, 0)) { - unlock_page(page); continue; } } @@ -2919,7 +2917,6 @@ int clear_extent_buffer_dirty(struct extent_io_tree *tree, PAGECACHE_TAG_DIRTY); } read_unlock_irq(&page->mapping->tree_lock); - unlock_page(page); } return 0; } @@ -2948,17 +2945,12 @@ int set_extent_buffer_dirty(struct extent_io_tree *tree, * on us if the page isn't already dirty. */ if (i == 0) { - lock_page(page); set_page_extent_head(page, eb->len); } else if (PagePrivate(page) && page->private != EXTENT_PAGE_PRIVATE) { - lock_page(page); set_page_extent_mapped(page); - unlock_page(page); } __set_page_dirty_nobuffers(extent_buffer_page(eb, i)); - if (i == 0) - unlock_page(page); } return set_extent_dirty(tree, eb->start, eb->start + eb->len - 1, GFP_NOFS); |