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ext4: Convert ext4_bio_write_page() to use a folio

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Remove several calls to compound_head() and the last caller of
set_page_writeback_keepwrite(), so remove the wrapper too.

Also export bio_add_folio() as this is the first caller from a module.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Reviewed-by: Theodore Ts'o <tytso@mit.edu>
Link: https://lore.kernel.org/r/20230324180129.1220691-4-willy@infradead.org
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Matthew Wilcox
2023-03-24 18:01:03 +00:00
committed by Theodore Ts'o
parent c76e14dc13
commit cd57b77197
3 changed files with 28 additions and 36 deletions
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5
include/linux/page-flags.h
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@@ -766,11 +766,6 @@ bool set_page_writeback(struct page *page);
#define folio_start_writeback_keepwrite(folio) \
__folio_start_writeback(folio, true)
static inline void set_page_writeback_keepwrite(struct page *page)
{
folio_start_writeback_keepwrite(page_folio(page));
}
static inline bool test_set_page_writeback(struct page *page)
{
return set_page_writeback(page);