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Subject[RFC PATCH 2/9] md: remove __clear_page_buffers and use set/clear_fs_page_private
Date
After introduce set/clear_fs_page_private in pagemap.h, we can remove
the duplicat code and call the new functions.

Cc: Song Liu <song@kernel.org>
Cc: linux-raid@vger.kernel.org
Signed-off-by: Guoqing Jiang <guoqing.jiang@cloud.ionos.com>
---
drivers/md/md-bitmap.c | 12 ++----------
1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/drivers/md/md-bitmap.c b/drivers/md/md-bitmap.c
index b952bd45bd6a..b935473c82b7 100644
--- a/drivers/md/md-bitmap.c
+++ b/drivers/md/md-bitmap.c
@@ -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);
+ clear_fs_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);
+ set_fs_page_private(page, bh);
blk_cur = index << (PAGE_SHIFT - inode->i_blkbits);
while (bh) {
block = blk_cur;
--
2.17.1
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