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nilfs2: convert nilfs_btnode_delete to use a folio

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Saves six calls to compound_head().

Link: https://lkml.kernel.org/r/20231114084436.2755-18-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>
This commit is contained in:
Matthew Wilcox (Oracle) 2023-11-14 17:44:33 +09:00 committed by Andrew Morton
parent 10c6cca9c3
commit cf62eb2c7a
1 changed files with 9 additions and 9 deletions
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18
fs/nilfs2/btnode.c
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@ -145,19 +145,19 @@ out_locked:
void nilfs_btnode_delete(struct buffer_head *bh) void nilfs_btnode_delete(struct buffer_head *bh)
{ {
struct address_space *mapping; struct address_space *mapping;
struct page *page = bh->b_page; struct folio *folio = bh->b_folio;
pgoff_t index = page_index(page); pgoff_t index = folio->index;
int still_dirty; int still_dirty;
get_page(page); folio_get(folio);
lock_page(page); folio_lock(folio);
wait_on_page_writeback(page); folio_wait_writeback(folio);
nilfs_forget_buffer(bh); nilfs_forget_buffer(bh);
still_dirty = PageDirty(page); still_dirty = folio_test_dirty(folio);
mapping = page->mapping; mapping = folio->mapping;
unlock_page(page); folio_unlock(folio);
put_page(page); folio_put(folio);
if (!still_dirty && mapping) if (!still_dirty && mapping)
invalidate_inode_pages2_range(mapping, index, index); invalidate_inode_pages2_range(mapping, index, index);