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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-06-04 16:24:22 -0400 |
|---|---|---|
| committer | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-06-29 08:51:05 -0400 |
| commit | 9e0b6f31bae6645010d2aa325560e74c05e17e5b (patch) | |
| tree | e8888e787497f09c09f2f755f93a2851dd9a54d8 /fs/buffer.c | |
| parent | be0ced5e9cb81a4c2edefd081a7794a1814fb60d (diff) | |
| download | linux-9e0b6f31bae6645010d2aa325560e74c05e17e5b.tar.bz2 | |
buffer: Convert clean_bdev_aliases() to use filemap_get_folios()
Use a folio throughout this function.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Acked-by: Christian Brauner (Microsoft) <brauner@kernel.org>
Diffstat (limited to 'fs/buffer.c')
| -rw-r--r-- | fs/buffer.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index 898c7f301b1b..276769d3715a 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -1604,7 +1604,7 @@ void clean_bdev_aliases(struct block_device *bdev, sector_t block, sector_t len) { struct inode *bd_inode = bdev->bd_inode; struct address_space *bd_mapping = bd_inode->i_mapping; - struct pagevec pvec; + struct folio_batch fbatch; pgoff_t index = block >> (PAGE_SHIFT - bd_inode->i_blkbits); pgoff_t end; int i, count; @@ -1612,24 +1612,24 @@ void clean_bdev_aliases(struct block_device *bdev, sector_t block, sector_t len) struct buffer_head *head; end = (block + len - 1) >> (PAGE_SHIFT - bd_inode->i_blkbits); - pagevec_init(&pvec); - while (pagevec_lookup_range(&pvec, bd_mapping, &index, end)) { - count = pagevec_count(&pvec); + folio_batch_init(&fbatch); + while (filemap_get_folios(bd_mapping, &index, end, &fbatch)) { + count = folio_batch_count(&fbatch); for (i = 0; i < count; i++) { - struct page *page = pvec.pages[i]; + struct folio *folio = fbatch.folios[i]; - if (!page_has_buffers(page)) + if (!folio_buffers(folio)) continue; /* - * We use page lock instead of bd_mapping->private_lock + * We use folio lock instead of bd_mapping->private_lock * to pin buffers here since we can afford to sleep and * it scales better than a global spinlock lock. */ - lock_page(page); - /* Recheck when the page is locked which pins bhs */ - if (!page_has_buffers(page)) + folio_lock(folio); + /* Recheck when the folio is locked which pins bhs */ + head = folio_buffers(folio); + if (!head) goto unlock_page; - head = page_buffers(page); bh = head; do { if (!buffer_mapped(bh) || (bh->b_blocknr < block)) @@ -1643,9 +1643,9 @@ next: bh = bh->b_this_page; } while (bh != head); unlock_page: - unlock_page(page); + folio_unlock(folio); } - pagevec_release(&pvec); + folio_batch_release(&fbatch); cond_resched(); /* End of range already reached? */ if (index > end || !index) |