diff options
| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2023-12-15 20:02:33 +0000 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-12-29 11:58:33 -0800 |
| commit | e8ff8248d37718da1a678648a4485b76f64b9d29 (patch) | |
| tree | 0d43366a98346e4aa9e2b8e8c21d45ce8f648947 | |
| parent | f099c961f4998ad7107b1c6a7d6efb225e9a4614 (diff) | |
fs: convert clean_buffers() to take a folio
The only caller already has a folio, so pass it in and use it throughout.
Saves two calls to compound_head().
Link: https://lkml.kernel.org/r/20231215200245.748418-3-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | fs/mpage.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/fs/mpage.c b/fs/mpage.c index 63bf99856024..630f4a7c7d03 100644 --- a/fs/mpage.c +++ b/fs/mpage.c @@ -430,13 +430,13 @@ struct mpage_data { * We have our BIO, so we can now mark the buffers clean. Make * sure to only clean buffers which we know we'll be writing. */ -static void clean_buffers(struct page *page, unsigned first_unmapped) +static void clean_buffers(struct folio *folio, unsigned first_unmapped) { unsigned buffer_counter = 0; - struct buffer_head *bh, *head; - if (!page_has_buffers(page)) + struct buffer_head *bh, *head = folio_buffers(folio); + + if (!head) return; - head = page_buffers(page); bh = head; do { @@ -451,8 +451,8 @@ static void clean_buffers(struct page *page, unsigned first_unmapped) * read_folio would fail to serialize with the bh and it would read from * disk before we reach the platter. */ - if (buffer_heads_over_limit && PageUptodate(page)) - try_to_free_buffers(page_folio(page)); + if (buffer_heads_over_limit && folio_test_uptodate(folio)) + try_to_free_buffers(folio); } static int __mpage_writepage(struct folio *folio, struct writeback_control *wbc, @@ -615,7 +615,7 @@ alloc_new: goto alloc_new; } - clean_buffers(&folio->page, first_unmapped); + clean_buffers(folio, first_unmapped); BUG_ON(folio_test_writeback(folio)); folio_start_writeback(folio); |