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f2fs: Use a folio throughout __get_meta_page()

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Use f2fs_grab_cache_folio() to get a folio and use it throughout,
removing seven calls to compound_head() and a reference to page->mapping.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2025-02-18 05:51:53 +00:00 committed by Jaegeuk Kim
parent 520b17e093
commit 922e24acb4
1 changed files with 13 additions and 13 deletions
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26
fs/f2fs/checkpoint.c
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@ -58,7 +58,7 @@ static struct page *__get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index,
bool is_meta)
{
struct address_space *mapping = META_MAPPING(sbi);
struct page *page;
struct folio *folio;
struct f2fs_io_info fio = {
.sbi = sbi,
.type = META,
@ -74,37 +74,37 @@ static struct page *__get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index,
if (unlikely(!is_meta))
fio.op_flags &= ~REQ_META;
repeat:
page = f2fs_grab_cache_page(mapping, index, false);
if (!page) {
folio = f2fs_grab_cache_folio(mapping, index, false);
if (IS_ERR(folio)) {
cond_resched();
goto repeat;
}
if (PageUptodate(page))
if (folio_test_uptodate(folio))
goto out;
fio.page = page;
fio.page = &folio->page;
err = f2fs_submit_page_bio(&fio);
if (err) {
f2fs_put_page(page, 1);
f2fs_folio_put(folio, true);
return ERR_PTR(err);
}
f2fs_update_iostat(sbi, NULL, FS_META_READ_IO, F2FS_BLKSIZE);
lock_page(page);
if (unlikely(page->mapping != mapping)) {
f2fs_put_page(page, 1);
folio_lock(folio);
if (unlikely(folio->mapping != mapping)) {
f2fs_folio_put(folio, true);
goto repeat;
}
if (unlikely(!PageUptodate(page))) {
f2fs_handle_page_eio(sbi, page_folio(page), META);
f2fs_put_page(page, 1);
if (unlikely(!folio_test_uptodate(folio))) {
f2fs_handle_page_eio(sbi, folio, META);
f2fs_folio_put(folio, true);
return ERR_PTR(-EIO);
}
out:
return page;
return &folio->page;
}
struct page *f2fs_get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index)