Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
nilfs2: convert nilfs_forget_buffer to use a folio
Save two hidden calls to compound_head().
Link: https://lkml.kernel.org/r/20231114084436.2755-5-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>
authored by
Matthew Wilcox (Oracle)
and committed by
Andrew Morton
797e25ad
3cd36212
+5
-5
+5
-5
fs/nilfs2/page.c
+5
-5
fs/nilfs2/page.c
···
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*/
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void nilfs_forget_buffer(struct buffer_head *bh)
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{
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-
struct page *page = bh->b_page;
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+
struct folio *folio = bh->b_folio;
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const unsigned long clear_bits =
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(BIT(BH_Uptodate) | BIT(BH_Dirty) | BIT(BH_Mapped) |
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BIT(BH_Async_Write) | BIT(BH_NILFS_Volatile) |
···
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lock_buffer(bh);
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set_mask_bits(&bh->b_state, clear_bits, 0);
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-
if (nilfs_page_buffers_clean(page))
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-
__nilfs_clear_page_dirty(page);
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+
if (nilfs_page_buffers_clean(&folio->page))
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__nilfs_clear_page_dirty(&folio->page);
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bh->b_blocknr = -1;
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ClearPageUptodate(page);
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-
ClearPageMappedToDisk(page);
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+
folio_clear_uptodate(folio);
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+
folio_clear_mappedtodisk(folio);
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unlock_buffer(bh);
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brelse(bh);
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}