nilfs2: convert nilfs_page_count_clean_buffers() to take a folio

Both callers have a folio, so pass it in and use it directly.

[konishi.ryusuke@gmail.com: fixed a checkpatch warning about function declaration]
Link: https://lkml.kernel.org/r/20241002150036.1339475-3-willy@infradead.org
Link: https://lkml.kernel.org/r/20241024092602.13395-11-konishi.ryusuke@gmail.com
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/fs/nilfs2/dir.c b/fs/nilfs2/dir.c
index a860272..14e8d82 100644 (file)
--- a/fs/nilfs2/dir.c
+++ b/fs/nilfs2/dir.c
@@ -95,7 +95,7 @@ static void nilfs_commit_chunk(struct folio *folio,
        unsigned int nr_dirty;
        int err;
 
-       nr_dirty = nilfs_page_count_clean_buffers(&folio->page, from, to);
+       nr_dirty = nilfs_page_count_clean_buffers(folio, from, to);
        copied = block_write_end(NULL, mapping, pos, len, len, folio, NULL);
        if (pos + copied > dir->i_size)
                i_size_write(dir, pos + copied);

diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c
index c24f062..cf9ba48 100644 (file)
--- a/fs/nilfs2/inode.c
+++ b/fs/nilfs2/inode.c
@@ -242,7 +242,7 @@ static int nilfs_write_end(struct file *file, struct address_space *mapping,
        unsigned int nr_dirty;
        int err;
 
-       nr_dirty = nilfs_page_count_clean_buffers(&folio->page, start,
+       nr_dirty = nilfs_page_count_clean_buffers(folio, start,
                                                  start + copied);
        copied = generic_write_end(file, mapping, pos, len, copied, folio,
                                   fsdata);

diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c
index 10def4b..e48079e 100644 (file)
--- a/fs/nilfs2/page.c
+++ b/fs/nilfs2/page.c
@@ -422,14 +422,14 @@ void nilfs_clear_folio_dirty(struct folio *folio)
        __nilfs_clear_folio_dirty(folio);
 }
 
-unsigned int nilfs_page_count_clean_buffers(struct page *page,
+unsigned int nilfs_page_count_clean_buffers(struct folio *folio,
                                            unsigned int from, unsigned int to)
 {
        unsigned int block_start, block_end;
        struct buffer_head *bh, *head;
        unsigned int nc = 0;
 
-       for (bh = head = page_buffers(page), block_start = 0;
+       for (bh = head = folio_buffers(folio), block_start = 0;
             bh != head || !block_start;
             block_start = block_end, bh = bh->b_this_page) {
                block_end = block_start + bh->b_size;

diff --git a/fs/nilfs2/page.h b/fs/nilfs2/page.h
index 64521a0..136cd1c 100644 (file)
--- a/fs/nilfs2/page.h
+++ b/fs/nilfs2/page.h
@@ -43,8 +43,8 @@ int nilfs_copy_dirty_pages(struct address_space *, struct address_space *);
 void nilfs_copy_back_pages(struct address_space *, struct address_space *);
 void nilfs_clear_folio_dirty(struct folio *folio);
 void nilfs_clear_dirty_pages(struct address_space *mapping);
-unsigned int nilfs_page_count_clean_buffers(struct page *, unsigned int,
-                                           unsigned int);
+unsigned int nilfs_page_count_clean_buffers(struct folio *folio,
+               unsigned int from, unsigned int to);
 unsigned long nilfs_find_uncommitted_extent(struct inode *inode,
                                            sector_t start_blk,
                                            sector_t *blkoff);