Commit af61081f authored by Qu Wenruo's avatar Qu Wenruo Committed by David Sterba
Browse files

btrfs: move extent_range_clear_dirty_for_io() into inode.c 



The function is only used inside inode.c by compress_file_range(),
so move it to inode.c and unexport it.

Signed-off-by: default avatarQu Wenruo <wqu@suse.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent be9438f0

fs/btrfs/extent_io.c

+0 −15
Original line number Diff line number Diff line
@@ -164,21 +164,6 @@ void __cold extent_buffer_free_cachep(void) 
	kmem_cache_destroy(extent_buffer_cache);

}



void extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end)

{

	unsigned long index = start >> PAGE_SHIFT;

	unsigned long end_index = end >> PAGE_SHIFT;

	struct page *page;



	while (index <= end_index) {

		page = find_get_page(inode->i_mapping, index);

		BUG_ON(!page); /* Pages should be in the extent_io_tree */

		clear_page_dirty_for_io(page);

		put_page(page);

		index++;

	}

}



static void process_one_page(struct btrfs_fs_info *fs_info,

			     struct page *page, const struct page *locked_page,

			     unsigned long page_ops, u64 start, u64 end)

fs/btrfs/extent_io.h

+0 −1
Original line number Diff line number Diff line
@@ -353,7 +353,6 @@ void extent_buffer_bitmap_clear(const struct extent_buffer *eb, 
void set_extent_buffer_dirty(struct extent_buffer *eb);

void set_extent_buffer_uptodate(struct extent_buffer *eb);

void clear_extent_buffer_uptodate(struct extent_buffer *eb);

void extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end);

void extent_clear_unlock_delalloc(struct btrfs_inode *inode, u64 start, u64 end,

				  const struct page *locked_page,

				  struct extent_state **cached,

fs/btrfs/inode.c

+15 −0
Original line number Diff line number Diff line
@@ -867,6 +867,21 @@ static inline void inode_should_defrag(struct btrfs_inode *inode, 
		btrfs_add_inode_defrag(NULL, inode, small_write);

}



static void extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end)

{

	unsigned long index = start >> PAGE_SHIFT;

	unsigned long end_index = end >> PAGE_SHIFT;

	struct page *page;



	while (index <= end_index) {

		page = find_get_page(inode->i_mapping, index);

		BUG_ON(!page); /* Pages should be in the extent_io_tree */

		clear_page_dirty_for_io(page);

		put_page(page);

		index++;

	}

}



/*

 * Work queue call back to started compression on a file and pages.

 *