}
int ext4_mpage_readpages(struct inode *inode,
- struct readahead_control *rac, struct page *page)
+ struct readahead_control *rac, struct folio *folio)
{
struct bio *bio = NULL;
sector_t last_block_in_bio = 0;
int fully_mapped = 1;
unsigned first_hole = blocks_per_page;
- if (rac) {
- page = readahead_page(rac);
- prefetchw(&page->flags);
- }
+ if (rac)
+ folio = readahead_folio(rac);
+ prefetchw(&folio->flags);
- if (page_has_buffers(page))
+ if (folio_buffers(folio))
goto confused;
block_in_file = next_block =
- (sector_t)page->index << (PAGE_SHIFT - blkbits);
+ (sector_t)folio->index << (PAGE_SHIFT - blkbits);
last_block = block_in_file + nr_pages * blocks_per_page;
last_block_in_file = (ext4_readpage_limit(inode) +
blocksize - 1) >> blkbits;
/*
* Then do more ext4_map_blocks() calls until we are
- * done with this page.
+ * done with this folio.
*/
while (page_block < blocks_per_page) {
if (block_in_file < last_block) {
if (ext4_map_blocks(NULL, inode, &map, 0) < 0) {
set_error_page:
- SetPageError(page);
- zero_user_segment(page, 0,
- PAGE_SIZE);
- unlock_page(page);
+ folio_set_error(folio);
+ folio_zero_segment(folio, 0,
+ folio_size(folio));
+ folio_unlock(folio);
goto next_page;
}
}
}
}
if (first_hole != blocks_per_page) {
- zero_user_segment(page, first_hole << blkbits,
- PAGE_SIZE);
+ folio_zero_segment(folio, first_hole << blkbits,
+ folio_size(folio));
if (first_hole == 0) {
- if (ext4_need_verity(inode, page->index) &&
- !fsverity_verify_page(page))
+ if (ext4_need_verity(inode, folio->index) &&
+ !fsverity_verify_page(&folio->page))
goto set_error_page;
- SetPageUptodate(page);
- unlock_page(page);
- goto next_page;
+ folio_mark_uptodate(folio);
+ folio_unlock(folio);
+ continue;
}
} else if (fully_mapped) {
- SetPageMappedToDisk(page);
+ folio_set_mappedtodisk(folio);
}
/*
- * This page will go to BIO. Do we need to send this
+ * This folio will go to BIO. Do we need to send this
* BIO off first?
*/
if (bio && (last_block_in_bio != blocks[0] - 1 ||
REQ_OP_READ, GFP_KERNEL);
fscrypt_set_bio_crypt_ctx(bio, inode, next_block,
GFP_KERNEL);
- ext4_set_bio_post_read_ctx(bio, inode, page->index);
+ ext4_set_bio_post_read_ctx(bio, inode, folio->index);
bio->bi_iter.bi_sector = blocks[0] << (blkbits - 9);
bio->bi_end_io = mpage_end_io;
if (rac)
}
length = first_hole << blkbits;
- if (bio_add_page(bio, page, length, 0) < length)
+ if (!bio_add_folio(bio, folio, length, 0))
goto submit_and_realloc;
if (((map.m_flags & EXT4_MAP_BOUNDARY) &&
bio = NULL;
} else
last_block_in_bio = blocks[blocks_per_page - 1];
- goto next_page;
+ continue;
confused:
if (bio) {
submit_bio(bio);
bio = NULL;
}
- if (!PageUptodate(page))
- block_read_full_folio(page_folio(page), ext4_get_block);
+ if (!folio_test_uptodate(folio))
+ block_read_full_folio(folio, ext4_get_block);
else
- unlock_page(page);
- next_page:
- if (rac)
- put_page(page);
+ folio_unlock(folio);
+next_page:
+ ; /* A label shall be followed by a statement until C23 */
}
if (bio)
submit_bio(bio);