From: Chao Yu <chao@kernel.org>
To: jaegeuk@kernel.org
Cc: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net
Subject: [f2fs-dev] [PATCH v2 2/4] f2fs: convert f2fs_read_single_page() to use folio
Date: Mon, 22 Apr 2024 14:24:15 +0800 [thread overview]
Message-ID: <20240422062417.2421616-2-chao@kernel.org> (raw)
In-Reply-To: <20240422062417.2421616-1-chao@kernel.org>
Convert f2fs_read_single_page() to use folio and related
functionality.
Signed-off-by: Chao Yu <chao@kernel.org>
---
v2:
- no change.
fs/f2fs/data.c | 27 ++++++++++++++-------------
1 file changed, 14 insertions(+), 13 deletions(-)
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 6419cf020327..bb6c0e955d7e 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -2063,7 +2063,7 @@ static inline loff_t f2fs_readpage_limit(struct inode *inode)
return i_size_read(inode);
}
-static int f2fs_read_single_page(struct inode *inode, struct page *page,
+static int f2fs_read_single_page(struct inode *inode, struct folio *folio,
unsigned nr_pages,
struct f2fs_map_blocks *map,
struct bio **bio_ret,
@@ -2076,9 +2076,10 @@ static int f2fs_read_single_page(struct inode *inode, struct page *page,
sector_t last_block;
sector_t last_block_in_file;
sector_t block_nr;
+ pgoff_t index = folio_index(folio);
int ret = 0;
- block_in_file = (sector_t)page_index(page);
+ block_in_file = (sector_t)index;
last_block = block_in_file + nr_pages;
last_block_in_file = bytes_to_blks(inode,
f2fs_readpage_limit(inode) + blocksize - 1);
@@ -2109,7 +2110,7 @@ static int f2fs_read_single_page(struct inode *inode, struct page *page,
got_it:
if ((map->m_flags & F2FS_MAP_MAPPED)) {
block_nr = map->m_pblk + block_in_file - map->m_lblk;
- SetPageMappedToDisk(page);
+ folio_set_mappedtodisk(folio);
if (!f2fs_is_valid_blkaddr(F2FS_I_SB(inode), block_nr,
DATA_GENERIC_ENHANCE_READ)) {
@@ -2118,15 +2119,15 @@ static int f2fs_read_single_page(struct inode *inode, struct page *page,
}
} else {
zero_out:
- zero_user_segment(page, 0, PAGE_SIZE);
- if (f2fs_need_verity(inode, page->index) &&
- !fsverity_verify_page(page)) {
+ folio_zero_segment(folio, 0, folio_size(folio));
+ if (f2fs_need_verity(inode, index) &&
+ !fsverity_verify_folio(folio)) {
ret = -EIO;
goto out;
}
- if (!PageUptodate(page))
- SetPageUptodate(page);
- unlock_page(page);
+ if (!folio_test_uptodate(folio))
+ folio_mark_uptodate(folio);
+ folio_unlock(folio);
goto out;
}
@@ -2136,14 +2137,14 @@ static int f2fs_read_single_page(struct inode *inode, struct page *page,
*/
if (bio && (!page_is_mergeable(F2FS_I_SB(inode), bio,
*last_block_in_bio, block_nr) ||
- !f2fs_crypt_mergeable_bio(bio, inode, page->index, NULL))) {
+ !f2fs_crypt_mergeable_bio(bio, inode, index, NULL))) {
submit_and_realloc:
f2fs_submit_read_bio(F2FS_I_SB(inode), bio, DATA);
bio = NULL;
}
if (bio == NULL) {
bio = f2fs_grab_read_bio(inode, block_nr, nr_pages,
- is_readahead ? REQ_RAHEAD : 0, page->index,
+ is_readahead ? REQ_RAHEAD : 0, index,
false);
if (IS_ERR(bio)) {
ret = PTR_ERR(bio);
@@ -2158,7 +2159,7 @@ static int f2fs_read_single_page(struct inode *inode, struct page *page,
*/
f2fs_wait_on_block_writeback(inode, block_nr);
- if (bio_add_page(bio, page, blocksize, 0) < blocksize)
+ if (!bio_add_folio(bio, folio, blocksize, 0))
goto submit_and_realloc;
inc_page_count(F2FS_I_SB(inode), F2FS_RD_DATA);
@@ -2423,7 +2424,7 @@ static int f2fs_mpage_readpages(struct inode *inode,
goto next_page;
read_single_page:
#endif
- ret = f2fs_read_single_page(inode, &folio->page, max_nr_pages, &map,
+ ret = f2fs_read_single_page(inode, folio, max_nr_pages, &map,
&bio, &last_block_in_bio, rac);
if (ret) {
#ifdef CONFIG_F2FS_FS_COMPRESSION
--
2.40.1
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next prev parent reply other threads:[~2024-04-22 6:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-22 6:24 [f2fs-dev] [PATCH v2 1/4] f2fs: convert f2fs_mpage_readpages() to use folio Chao Yu
2024-04-22 6:24 ` Chao Yu [this message]
2024-04-22 6:24 ` [f2fs-dev] [PATCH v2 3/4] f2fs: convert f2fs_read_inline_data() " Chao Yu
2024-04-22 6:24 ` [f2fs-dev] [PATCH v2 4/4] f2fs: convert f2fs__page tracepoint class " Chao Yu
2024-04-23 17:40 ` [f2fs-dev] [PATCH v2 1/4] f2fs: convert f2fs_mpage_readpages() " patchwork-bot+f2fs
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