md: remove __clear_page_buffers and use attach/detach_page_private (db2c1d86) · Commits · 戴 / test

After introduction attach/detach_page_private in pagemap.h, we can remove the duplicated code and call the new functions. Signed-off-by:

drivers/md/md-bitmap.c

+2 −10

Original line number	Diff line number	Diff line
		@@ -324,14 +324,6 @@ static void end_bitmap_write(struct buffer_head *bh, int uptodate)
		wake_up(&bitmap->write_wait);
		}

		/* copied from buffer.c */
		static void
		__clear_page_buffers(struct page *page)
		{
		ClearPagePrivate(page);
		set_page_private(page, 0);
		put_page(page);
		}
		static void free_buffers(struct page *page)
		{
		struct buffer_head *bh;
		@@ -345,7 +337,7 @@ static void free_buffers(struct page *page)
		free_buffer_head(bh);
		bh = next;
		}
		__clear_page_buffers(page);
		detach_page_private(page);
		put_page(page);
		}

		@@ -374,7 +366,7 @@ static int read_page(struct file *file, unsigned long index,
		ret = -ENOMEM;
		goto out;
		}
		attach_page_buffers(page, bh);
		attach_page_private(page, bh);
		blk_cur = index << (PAGE_SHIFT - inode->i_blkbits);
		while (bh) {
		block = blk_cur;