[PATCH v15 07/17] iomap: Convert iomap_invalidatepage to use a folio
From: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Date: 2021-07-19 22:23:47
Also in:
linux-fsdevel, linux-mm
Subsystem:
filesystems (vfs and infrastructure), filesystems [iomap], the rest · Maintainers:
Alexander Viro, Christian Brauner, Linus Torvalds
This is an address_space operation, so its argument must remain as a struct page, but we can use a folio internally. Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> --- fs/iomap/buffered-io.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 715b25a1c1e6..0d7b6ef4c5cc 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c@@ -480,15 +480,15 @@ iomap_invalidatepage(struct page *page, unsigned int offset, unsigned int len) { struct folio *folio = page_folio(page); - trace_iomap_invalidatepage(page->mapping->host, offset, len); + trace_iomap_invalidatepage(folio->mapping->host, offset, len); /* * If we are invalidating the entire page, clear the dirty state from it * and release it to avoid unnecessary buildup of the LRU. */ - if (offset == 0 && len == PAGE_SIZE) { - WARN_ON_ONCE(PageWriteback(page)); - cancel_dirty_page(page); + if (offset == 0 && len == folio_size(folio)) { + WARN_ON_ONCE(folio_test_writeback(folio)); + folio_cancel_dirty(folio); iomap_page_release(folio); } }
--
2.30.2