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Diffstat (limited to 'fs/f2fs/data.c')
-rw-r--r--fs/f2fs/data.c837
1 files changed, 411 insertions, 426 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 26e317696b33..de4da6d9cd93 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -7,7 +7,6 @@
*/
#include <linux/fs.h>
#include <linux/f2fs_fs.h>
-#include <linux/buffer_head.h>
#include <linux/sched/mm.h>
#include <linux/mpage.h>
#include <linux/writeback.h>
@@ -48,7 +47,7 @@ void f2fs_destroy_bioset(void)
bioset_exit(&f2fs_bioset);
}
-static bool __is_cp_guaranteed(struct page *page)
+bool f2fs_is_cp_guaranteed(struct page *page)
{
struct address_space *mapping = page->mapping;
struct inode *inode;
@@ -65,17 +64,15 @@ static bool __is_cp_guaranteed(struct page *page)
S_ISDIR(inode->i_mode))
return true;
- if (f2fs_is_compressed_page(page))
- return false;
if ((S_ISREG(inode->i_mode) && IS_NOQUOTA(inode)) ||
page_private_gcing(page))
return true;
return false;
}
-static enum count_type __read_io_type(struct page *page)
+static enum count_type __read_io_type(struct folio *folio)
{
- struct address_space *mapping = page_file_mapping(page);
+ struct address_space *mapping = folio->mapping;
if (mapping) {
struct inode *inode = mapping->host;
@@ -139,27 +136,22 @@ struct bio_post_read_ctx {
*/
static void f2fs_finish_read_bio(struct bio *bio, bool in_task)
{
- struct bio_vec *bv;
- struct bvec_iter_all iter_all;
+ struct folio_iter fi;
struct bio_post_read_ctx *ctx = bio->bi_private;
- bio_for_each_segment_all(bv, bio, iter_all) {
- struct page *page = bv->bv_page;
+ bio_for_each_folio_all(fi, bio) {
+ struct folio *folio = fi.folio;
- if (f2fs_is_compressed_page(page)) {
+ if (f2fs_is_compressed_page(&folio->page)) {
if (ctx && !ctx->decompression_attempted)
- f2fs_end_read_compressed_page(page, true, 0,
+ f2fs_end_read_compressed_page(&folio->page, true, 0,
in_task);
- f2fs_put_page_dic(page, in_task);
+ f2fs_put_page_dic(&folio->page, in_task);
continue;
}
- if (bio->bi_status)
- ClearPageUptodate(page);
- else
- SetPageUptodate(page);
- dec_page_count(F2FS_P_SB(page), __read_io_type(page));
- unlock_page(page);
+ dec_page_count(F2FS_F_SB(folio), __read_io_type(folio));
+ folio_end_read(folio, bio->bi_status == 0);
}
if (ctx)
@@ -338,18 +330,7 @@ static void f2fs_write_end_io(struct bio *bio)
bio_for_each_segment_all(bvec, bio, iter_all) {
struct page *page = bvec->bv_page;
- enum count_type type = WB_DATA_TYPE(page);
-
- if (page_private_dummy(page)) {
- clear_page_private_dummy(page);
- unlock_page(page);
- mempool_free(page, sbi->write_io_dummy);
-
- if (unlikely(bio->bi_status))
- f2fs_stop_checkpoint(sbi, true,
- STOP_CP_REASON_WRITE_FAIL);
- continue;
- }
+ enum count_type type = WB_DATA_TYPE(page, false);
fscrypt_finalize_bounce_page(&page);
@@ -368,7 +349,7 @@ static void f2fs_write_end_io(struct bio *bio)
}
f2fs_bug_on(sbi, page->mapping == NODE_MAPPING(sbi) &&
- page->index != nid_of_node(page));
+ page_folio(page)->index != nid_of_node(page));
dec_page_count(sbi, type);
if (f2fs_in_warm_node_list(sbi, page))
@@ -478,6 +459,8 @@ static struct bio *__bio_alloc(struct f2fs_io_info *fio, int npages)
} else {
bio->bi_end_io = f2fs_write_end_io;
bio->bi_private = sbi;
+ bio->bi_write_hint = f2fs_io_type_to_rw_hint(sbi,
+ fio->type, fio->temp);
}
iostat_alloc_and_bind_ctx(sbi, bio, NULL);
@@ -524,51 +507,10 @@ void f2fs_submit_read_bio(struct f2fs_sb_info *sbi, struct bio *bio,
submit_bio(bio);
}
-static void f2fs_align_write_bio(struct f2fs_sb_info *sbi, struct bio *bio)
-{
- unsigned int start =
- (bio->bi_iter.bi_size >> F2FS_BLKSIZE_BITS) % F2FS_IO_SIZE(sbi);
-
- if (start == 0)
- return;
-
- /* fill dummy pages */
- for (; start < F2FS_IO_SIZE(sbi); start++) {
- struct page *page =
- mempool_alloc(sbi->write_io_dummy,
- GFP_NOIO | __GFP_NOFAIL);
- f2fs_bug_on(sbi, !page);
-
- lock_page(page);
-
- zero_user_segment(page, 0, PAGE_SIZE);
- set_page_private_dummy(page);
-
- if (bio_add_page(bio, page, PAGE_SIZE, 0) < PAGE_SIZE)
- f2fs_bug_on(sbi, 1);
- }
-}
-
static void f2fs_submit_write_bio(struct f2fs_sb_info *sbi, struct bio *bio,
enum page_type type)
{
WARN_ON_ONCE(is_read_io(bio_op(bio)));
-
- if (type == DATA || type == NODE) {
- if (f2fs_lfs_mode(sbi) && current->plug)
- blk_finish_plug(current->plug);
-
- if (F2FS_IO_ALIGNED(sbi)) {
- f2fs_align_write_bio(sbi, bio);
- /*
- * In the NODE case, we lose next block address chain.
- * So, we need to do checkpoint in f2fs_sync_file.
- */
- if (type == NODE)
- set_sbi_flag(sbi, SBI_NEED_CP);
- }
- }
-
trace_f2fs_submit_write_bio(sbi->sb, type, bio);
iostat_update_submit_ctx(bio, type);
submit_bio(bio);
@@ -643,17 +585,20 @@ int f2fs_init_write_merge_io(struct f2fs_sb_info *sbi)
return -ENOMEM;
for (j = HOT; j < n; j++) {
- init_f2fs_rwsem(&sbi->write_io[i][j].io_rwsem);
- sbi->write_io[i][j].sbi = sbi;
- sbi->write_io[i][j].bio = NULL;
- spin_lock_init(&sbi->write_io[i][j].io_lock);
- INIT_LIST_HEAD(&sbi->write_io[i][j].io_list);
- INIT_LIST_HEAD(&sbi->write_io[i][j].bio_list);
- init_f2fs_rwsem(&sbi->write_io[i][j].bio_list_lock);
+ struct f2fs_bio_info *io = &sbi->write_io[i][j];
+
+ init_f2fs_rwsem(&io->io_rwsem);
+ io->sbi = sbi;
+ io->bio = NULL;
+ io->last_block_in_bio = 0;
+ spin_lock_init(&io->io_lock);
+ INIT_LIST_HEAD(&io->io_list);
+ INIT_LIST_HEAD(&io->bio_list);
+ init_f2fs_rwsem(&io->bio_list_lock);
#ifdef CONFIG_BLK_DEV_ZONED
- init_completion(&sbi->write_io[i][j].zone_wait);
- sbi->write_io[i][j].zone_pending_bio = NULL;
- sbi->write_io[i][j].bi_private = NULL;
+ init_completion(&io->zone_wait);
+ io->zone_pending_bio = NULL;
+ io->bi_private = NULL;
#endif
}
}
@@ -735,34 +680,29 @@ void f2fs_flush_merged_writes(struct f2fs_sb_info *sbi)
int f2fs_submit_page_bio(struct f2fs_io_info *fio)
{
struct bio *bio;
- struct page *page = fio->encrypted_page ?
- fio->encrypted_page : fio->page;
+ struct folio *fio_folio = page_folio(fio->page);
+ struct folio *data_folio = fio->encrypted_page ?
+ page_folio(fio->encrypted_page) : fio_folio;
if (!f2fs_is_valid_blkaddr(fio->sbi, fio->new_blkaddr,
fio->is_por ? META_POR : (__is_meta_io(fio) ?
- META_GENERIC : DATA_GENERIC_ENHANCE))) {
- f2fs_handle_error(fio->sbi, ERROR_INVALID_BLKADDR);
+ META_GENERIC : DATA_GENERIC_ENHANCE)))
return -EFSCORRUPTED;
- }
- trace_f2fs_submit_page_bio(page, fio);
+ trace_f2fs_submit_folio_bio(data_folio, fio);
/* Allocate a new bio */
bio = __bio_alloc(fio, 1);
- f2fs_set_bio_crypt_ctx(bio, fio->page->mapping->host,
- fio->page->index, fio, GFP_NOIO);
-
- if (bio_add_page(bio, page, PAGE_SIZE, 0) < PAGE_SIZE) {
- bio_put(bio);
- return -EFAULT;
- }
+ f2fs_set_bio_crypt_ctx(bio, fio_folio->mapping->host,
+ fio_folio->index, fio, GFP_NOIO);
+ bio_add_folio_nofail(bio, data_folio, folio_size(data_folio), 0);
if (fio->io_wbc && !is_read_io(fio->op))
- wbc_account_cgroup_owner(fio->io_wbc, fio->page, PAGE_SIZE);
+ wbc_account_cgroup_owner(fio->io_wbc, fio_folio, PAGE_SIZE);
inc_page_count(fio->sbi, is_read_io(fio->op) ?
- __read_io_type(page) : WB_DATA_TYPE(fio->page));
+ __read_io_type(data_folio) : WB_DATA_TYPE(fio->page, false));
if (is_read_io(bio_op(bio)))
f2fs_submit_read_bio(fio->sbi, bio, fio->type);
@@ -796,16 +736,6 @@ static bool io_is_mergeable(struct f2fs_sb_info *sbi, struct bio *bio,
block_t last_blkaddr,
block_t cur_blkaddr)
{
- if (F2FS_IO_ALIGNED(sbi) && (fio->type == DATA || fio->type == NODE)) {
- unsigned int filled_blocks =
- F2FS_BYTES_TO_BLK(bio->bi_iter.bi_size);
- unsigned int io_size = F2FS_IO_SIZE(sbi);
- unsigned int left_vecs = bio->bi_max_vecs - bio->bi_vcnt;
-
- /* IOs in bio is aligned and left space of vectors is not enough */
- if (!(filled_blocks % io_size) && left_vecs < io_size)
- return false;
- }
if (!page_is_mergeable(sbi, bio, last_blkaddr, cur_blkaddr))
return false;
return io_type_is_mergeable(io, fio);
@@ -860,7 +790,7 @@ static int add_ipu_page(struct f2fs_io_info *fio, struct bio **bio,
fio->new_blkaddr));
if (f2fs_crypt_mergeable_bio(*bio,
fio->page->mapping->host,
- fio->page->index, fio) &&
+ page_folio(fio->page)->index, fio) &&
bio_add_page(*bio, page, PAGE_SIZE, 0) ==
PAGE_SIZE) {
ret = 0;
@@ -948,12 +878,10 @@ int f2fs_merge_page_bio(struct f2fs_io_info *fio)
fio->encrypted_page : fio->page;
if (!f2fs_is_valid_blkaddr(fio->sbi, fio->new_blkaddr,
- __is_meta_io(fio) ? META_GENERIC : DATA_GENERIC)) {
- f2fs_handle_error(fio->sbi, ERROR_INVALID_BLKADDR);
+ __is_meta_io(fio) ? META_GENERIC : DATA_GENERIC))
return -EFSCORRUPTED;
- }
- trace_f2fs_submit_page_bio(page, fio);
+ trace_f2fs_submit_folio_bio(page_folio(page), fio);
if (bio && !page_is_mergeable(fio->sbi, bio, *fio->last_block,
fio->new_blkaddr))
@@ -962,7 +890,7 @@ alloc_new:
if (!bio) {
bio = __bio_alloc(fio, BIO_MAX_VECS);
f2fs_set_bio_crypt_ctx(bio, fio->page->mapping->host,
- fio->page->index, fio, GFP_NOIO);
+ page_folio(fio->page)->index, fio, GFP_NOIO);
add_bio_entry(fio->sbi, bio, page, fio->temp);
} else {
@@ -971,9 +899,10 @@ alloc_new:
}
if (fio->io_wbc)
- wbc_account_cgroup_owner(fio->io_wbc, fio->page, PAGE_SIZE);
+ wbc_account_cgroup_owner(fio->io_wbc, page_folio(fio->page),
+ PAGE_SIZE);
- inc_page_count(fio->sbi, WB_DATA_TYPE(page));
+ inc_page_count(fio->sbi, WB_DATA_TYPE(page, false));
*fio->last_block = fio->new_blkaddr;
*fio->bio = bio;
@@ -984,6 +913,7 @@ alloc_new:
#ifdef CONFIG_BLK_DEV_ZONED
static bool is_end_zone_blkaddr(struct f2fs_sb_info *sbi, block_t blkaddr)
{
+ struct block_device *bdev = sbi->sb->s_bdev;
int devi = 0;
if (f2fs_is_multi_device(sbi)) {
@@ -994,8 +924,9 @@ static bool is_end_zone_blkaddr(struct f2fs_sb_info *sbi, block_t blkaddr)
return false;
}
blkaddr -= FDEV(devi).start_blk;
+ bdev = FDEV(devi).bdev;
}
- return bdev_is_zoned(FDEV(devi).bdev) &&
+ return bdev_is_zoned(bdev) &&
f2fs_blkz_is_seq(sbi, devi, blkaddr) &&
(blkaddr % sbi->blocks_per_blkz == sbi->blocks_per_blkz - 1);
}
@@ -1007,11 +938,12 @@ void f2fs_submit_page_write(struct f2fs_io_info *fio)
enum page_type btype = PAGE_TYPE_OF_BIO(fio->type);
struct f2fs_bio_info *io = sbi->write_io[btype] + fio->temp;
struct page *bio_page;
+ enum count_type type;
f2fs_bug_on(sbi, is_read_io(fio->op));
f2fs_down_write(&io->io_rwsem);
-
+next:
#ifdef CONFIG_BLK_DEV_ZONED
if (f2fs_sb_has_blkzoned(sbi) && btype < META && io->zone_pending_bio) {
wait_for_completion_io(&io->zone_wait);
@@ -1021,7 +953,6 @@ void f2fs_submit_page_write(struct f2fs_io_info *fio)
}
#endif
-next:
if (fio->in_list) {
spin_lock(&io->io_lock);
if (list_empty(&io->io_list)) {
@@ -1046,26 +977,20 @@ next:
/* set submitted = true as a return value */
fio->submitted = 1;
- inc_page_count(sbi, WB_DATA_TYPE(bio_page));
+ type = WB_DATA_TYPE(bio_page, fio->compressed_page);
+ inc_page_count(sbi, type);
if (io->bio &&
(!io_is_mergeable(sbi, io->bio, io, fio, io->last_block_in_bio,
fio->new_blkaddr) ||
!f2fs_crypt_mergeable_bio(io->bio, fio->page->mapping->host,
- bio_page->index, fio)))
+ page_folio(bio_page)->index, fio)))
__submit_merged_bio(io);
alloc_new:
if (io->bio == NULL) {
- if (F2FS_IO_ALIGNED(sbi) &&
- (fio->type == DATA || fio->type == NODE) &&
- fio->new_blkaddr & F2FS_IO_SIZE_MASK(sbi)) {
- dec_page_count(sbi, WB_DATA_TYPE(bio_page));
- fio->retry = 1;
- goto skip;
- }
io->bio = __bio_alloc(fio, BIO_MAX_VECS);
f2fs_set_bio_crypt_ctx(io->bio, fio->page->mapping->host,
- bio_page->index, fio, GFP_NOIO);
+ page_folio(bio_page)->index, fio, GFP_NOIO);
io->fio = *fio;
}
@@ -1075,15 +1000,12 @@ alloc_new:
}
if (fio->io_wbc)
- wbc_account_cgroup_owner(fio->io_wbc, fio->page, PAGE_SIZE);
+ wbc_account_cgroup_owner(fio->io_wbc, page_folio(fio->page),
+ PAGE_SIZE);
io->last_block_in_bio = fio->new_blkaddr;
- trace_f2fs_submit_page_write(fio->page, fio);
-skip:
- if (fio->in_list)
- goto next;
-out:
+ trace_f2fs_submit_folio_write(page_folio(fio->page), fio);
#ifdef CONFIG_BLK_DEV_ZONED
if (f2fs_sb_has_blkzoned(sbi) && btype < META &&
is_end_zone_blkaddr(sbi, fio->new_blkaddr)) {
@@ -1096,6 +1018,9 @@ out:
__submit_merged_bio(io);
}
#endif
+ if (fio->in_list)
+ goto next;
+out:
if (is_sbi_flag_set(sbi, SBI_IS_SHUTDOWN) ||
!f2fs_is_checkpoint_ready(sbi))
__submit_merged_bio(io);
@@ -1151,7 +1076,7 @@ static struct bio *f2fs_grab_read_bio(struct inode *inode, block_t blkaddr,
}
/* This can handle encryption stuffs */
-static int f2fs_submit_page_read(struct inode *inode, struct page *page,
+static int f2fs_submit_page_read(struct inode *inode, struct folio *folio,
block_t blkaddr, blk_opf_t op_flags,
bool for_write)
{
@@ -1159,14 +1084,14 @@ static int f2fs_submit_page_read(struct inode *inode, struct page *page,
struct bio *bio;
bio = f2fs_grab_read_bio(inode, blkaddr, 1, op_flags,
- page->index, for_write);
+ folio->index, for_write);
if (IS_ERR(bio))
return PTR_ERR(bio);
/* wait for GCed page writeback via META_MAPPING */
f2fs_wait_on_block_writeback(inode, blkaddr);
- if (bio_add_page(bio, page, PAGE_SIZE, 0) < PAGE_SIZE) {
+ if (!bio_add_folio(bio, folio, PAGE_SIZE, 0)) {
iostat_update_and_unbind_ctx(bio);
if (bio->bi_private)
mempool_free(bio->bi_private, bio_post_read_ctx_pool);
@@ -1218,7 +1143,8 @@ int f2fs_reserve_new_blocks(struct dnode_of_data *dn, blkcnt_t count)
if (unlikely(is_inode_flag_set(dn->inode, FI_NO_ALLOC)))
return -EPERM;
- if (unlikely((err = inc_valid_block_count(sbi, dn->inode, &count))))
+ err = inc_valid_block_count(sbi, dn->inode, &count, true);
+ if (unlikely(err))
return err;
trace_f2fs_reserve_new_blocks(dn->inode, dn->nid,
@@ -1285,8 +1211,6 @@ struct page *f2fs_get_read_data_page(struct inode *inode, pgoff_t index,
if (!f2fs_is_valid_blkaddr(F2FS_I_SB(inode), dn.data_blkaddr,
DATA_GENERIC_ENHANCE_READ)) {
err = -EFSCORRUPTED;
- f2fs_handle_error(F2FS_I_SB(inode),
- ERROR_INVALID_BLKADDR);
goto put_err;
}
goto got_it;
@@ -1312,8 +1236,6 @@ struct page *f2fs_get_read_data_page(struct inode *inode, pgoff_t index,
dn.data_blkaddr,
DATA_GENERIC_ENHANCE)) {
err = -EFSCORRUPTED;
- f2fs_handle_error(F2FS_I_SB(inode),
- ERROR_INVALID_BLKADDR);
goto put_err;
}
got_it:
@@ -1337,7 +1259,7 @@ got_it:
return page;
}
- err = f2fs_submit_page_read(inode, page, dn.data_blkaddr,
+ err = f2fs_submit_page_read(inode, page_folio(page), dn.data_blkaddr,
op_flags, for_write);
if (err)
goto put_err;
@@ -1354,7 +1276,7 @@ struct page *f2fs_find_data_page(struct inode *inode, pgoff_t index,
struct address_space *mapping = inode->i_mapping;
struct page *page;
- page = find_get_page(mapping, index);
+ page = find_get_page_flags(mapping, index, FGP_ACCESSED);
if (page && PageUptodate(page))
return page;
f2fs_put_page(page, 0);
@@ -1475,17 +1397,20 @@ static int __allocate_data_block(struct dnode_of_data *dn, int seg_type)
dn->data_blkaddr = f2fs_data_blkaddr(dn);
if (dn->data_blkaddr == NULL_ADDR) {
- err = inc_valid_block_count(sbi, dn->inode, &count);
+ err = inc_valid_block_count(sbi, dn->inode, &count, true);
if (unlikely(err))
return err;
}
set_summary(&sum, dn->nid, dn->ofs_in_node, ni.version);
old_blkaddr = dn->data_blkaddr;
- f2fs_allocate_data_block(sbi, NULL, old_blkaddr, &dn->data_blkaddr,
- &sum, seg_type, NULL);
+ err = f2fs_allocate_data_block(sbi, NULL, old_blkaddr,
+ &dn->data_blkaddr, &sum, seg_type, NULL);
+ if (err)
+ return err;
+
if (GET_SEGNO(sbi, old_blkaddr) != NULL_SEGNO)
- f2fs_invalidate_internal_cache(sbi, old_blkaddr);
+ f2fs_invalidate_internal_cache(sbi, old_blkaddr, 1);
f2fs_update_data_blkaddr(dn, dn->data_blkaddr);
return 0;
@@ -1578,6 +1503,25 @@ static bool f2fs_map_blocks_cached(struct inode *inode,
return true;
}
+static bool map_is_mergeable(struct f2fs_sb_info *sbi,
+ struct f2fs_map_blocks *map,
+ block_t blkaddr, int flag, int bidx,
+ int ofs)
+{
+ if (map->m_multidev_dio && map->m_bdev != FDEV(bidx).bdev)
+ return false;
+ if (map->m_pblk != NEW_ADDR && blkaddr == (map->m_pblk + ofs))
+ return true;
+ if (map->m_pblk == NEW_ADDR && blkaddr == NEW_ADDR)
+ return true;
+ if (flag == F2FS_GET_BLOCK_PRE_DIO)
+ return true;
+ if (flag == F2FS_GET_BLOCK_DIO &&
+ map->m_pblk == NULL_ADDR && blkaddr == NULL_ADDR)
+ return true;
+ return false;
+}
+
/*
* f2fs_map_blocks() tries to find or build mapping relationship which
* maps continuous logical blocks to physical blocks, and return such
@@ -1641,13 +1585,13 @@ next_block:
if (!is_hole &&
!f2fs_is_valid_blkaddr(sbi, blkaddr, DATA_GENERIC_ENHANCE)) {
err = -EFSCORRUPTED;
- f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR);
goto sync_out;
}
/* use out-place-update for direct IO under LFS mode */
- if (map->m_may_create &&
- (is_hole || (f2fs_lfs_mode(sbi) && flag == F2FS_GET_BLOCK_DIO))) {
+ if (map->m_may_create && (is_hole ||
+ (flag == F2FS_GET_BLOCK_DIO && f2fs_lfs_mode(sbi) &&
+ !f2fs_is_pinned_file(inode)))) {
if (unlikely(f2fs_cp_error(sbi))) {
err = -EIO;
goto sync_out;
@@ -1700,6 +1644,10 @@ next_block:
goto sync_out;
}
break;
+ case F2FS_GET_BLOCK_DIO:
+ if (map->m_next_pgofs)
+ *map->m_next_pgofs = pgofs + 1;
+ break;
default:
/* for defragment case */
if (map->m_next_pgofs)
@@ -1718,19 +1666,16 @@ next_block:
/* reserved delalloc block should be mapped for fiemap. */
if (blkaddr == NEW_ADDR)
map->m_flags |= F2FS_MAP_DELALLOC;
- map->m_flags |= F2FS_MAP_MAPPED;
+ /* DIO READ and hole case, should not map the blocks. */
+ if (!(flag == F2FS_GET_BLOCK_DIO && is_hole && !map->m_may_create))
+ map->m_flags |= F2FS_MAP_MAPPED;
map->m_pblk = blkaddr;
map->m_len = 1;
if (map->m_multidev_dio)
map->m_bdev = FDEV(bidx).bdev;
- } else if ((map->m_pblk != NEW_ADDR &&
- blkaddr == (map->m_pblk + ofs)) ||
- (map->m_pblk == NEW_ADDR && blkaddr == NEW_ADDR) ||
- flag == F2FS_GET_BLOCK_PRE_DIO) {
- if (map->m_multidev_dio && map->m_bdev != FDEV(bidx).bdev)
- goto sync_out;
+ } else if (map_is_mergeable(sbi, map, blkaddr, flag, bidx, ofs)) {
ofs++;
map->m_len++;
} else {
@@ -1758,6 +1703,14 @@ skip:
dn.ofs_in_node = end_offset;
}
+ if (flag == F2FS_GET_BLOCK_DIO && f2fs_lfs_mode(sbi) &&
+ map->m_may_create) {
+ /* the next block to be allocated may not be contiguous. */
+ if (GET_SEGOFF_FROM_SEG0(sbi, blkaddr) % BLKS_PER_SEC(sbi) ==
+ CAP_BLKS_PER_SEC(sbi) - 1)
+ goto sync_out;
+ }
+
if (pgofs >= end)
goto sync_out;
else if (dn.ofs_in_node < end_offset)
@@ -1856,16 +1809,6 @@ bool f2fs_overwrite_io(struct inode *inode, loff_t pos, size_t len)
return true;
}
-static inline u64 bytes_to_blks(struct inode *inode, u64 bytes)
-{
- return (bytes >> inode->i_blkbits);
-}
-
-static inline u64 blks_to_bytes(struct inode *inode, u64 blks)
-{
- return (blks << inode->i_blkbits);
-}
-
static int f2fs_xattr_fiemap(struct inode *inode,
struct fiemap_extent_info *fieinfo)
{
@@ -1891,7 +1834,7 @@ static int f2fs_xattr_fiemap(struct inode *inode,
return err;
}
- phys = blks_to_bytes(inode, ni.blk_addr);
+ phys = F2FS_BLK_TO_BYTES(ni.blk_addr);
offset = offsetof(struct f2fs_inode, i_addr) +
sizeof(__le32) * (DEF_ADDRS_PER_INODE -
get_inline_xattr_addrs(inode));
@@ -1923,7 +1866,7 @@ static int f2fs_xattr_fiemap(struct inode *inode,
return err;
}
- phys = blks_to_bytes(inode, ni.blk_addr);
+ phys = F2FS_BLK_TO_BYTES(ni.blk_addr);
len = inode->i_sb->s_blocksize;
f2fs_put_page(page, 1);
@@ -1939,30 +1882,11 @@ static int f2fs_xattr_fiemap(struct inode *inode,
return (err < 0 ? err : 0);
}
-static loff_t max_inode_blocks(struct inode *inode)
-{
- loff_t result = ADDRS_PER_INODE(inode);
- loff_t leaf_count = ADDRS_PER_BLOCK(inode);
-
- /* two direct node blocks */
- result += (leaf_count * 2);
-
- /* two indirect node blocks */
- leaf_count *= NIDS_PER_BLOCK;
- result += (leaf_count * 2);
-
- /* one double indirect node block */
- leaf_count *= NIDS_PER_BLOCK;
- result += leaf_count;
-
- return result;
-}
-
int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
u64 start, u64 len)
{
struct f2fs_map_blocks map;
- sector_t start_blk, last_blk;
+ sector_t start_blk, last_blk, blk_len, max_len;
pgoff_t next_pgofs;
u64 logical = 0, phys = 0, size = 0;
u32 flags = 0;
@@ -1984,7 +1908,7 @@ int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
inode_lock_shared(inode);
- maxbytes = max_file_blocks(inode) << F2FS_BLKSIZE_BITS;
+ maxbytes = F2FS_BLK_TO_BYTES(max_file_blocks(inode));
if (start > maxbytes) {
ret = -EFBIG;
goto out;
@@ -2004,16 +1928,15 @@ int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
goto out;
}
- if (bytes_to_blks(inode, len) == 0)
- len = blks_to_bytes(inode, 1);
-
- start_blk = bytes_to_blks(inode, start);
- last_blk = bytes_to_blks(inode, start + len - 1);
+ start_blk = F2FS_BYTES_TO_BLK(start);
+ last_blk = F2FS_BYTES_TO_BLK(start + len - 1);
+ blk_len = last_blk - start_blk + 1;
+ max_len = F2FS_BYTES_TO_BLK(maxbytes) - start_blk;
next:
memset(&map, 0, sizeof(map));
map.m_lblk = start_blk;
- map.m_len = bytes_to_blks(inode, len);
+ map.m_len = blk_len;
map.m_next_pgofs = &next_pgofs;
map.m_seg_type = NO_CHECK_TYPE;
@@ -2030,13 +1953,23 @@ next:
if (!compr_cluster && !(map.m_flags & F2FS_MAP_FLAGS)) {
start_blk = next_pgofs;
- if (blks_to_bytes(inode, start_blk) < blks_to_bytes(inode,
- max_inode_blocks(inode)))
+ if (F2FS_BLK_TO_BYTES(start_blk) < maxbytes)
goto prep_next;
flags |= FIEMAP_EXTENT_LAST;
}
+ /*
+ * current extent may cross boundary of inquiry, increase len to
+ * requery.
+ */
+ if (!compr_cluster && (map.m_flags & F2FS_MAP_MAPPED) &&
+ map.m_lblk + map.m_len - 1 == last_blk &&
+ blk_len != max_len) {
+ blk_len = max_len;
+ goto next;
+ }
+
compr_appended = false;
/* In a case of compressed cluster, append this to the last extent */
if (compr_cluster && ((map.m_flags & F2FS_MAP_DELALLOC) ||
@@ -2068,14 +2001,14 @@ skip_fill:
} else if (compr_appended) {
unsigned int appended_blks = cluster_size -
count_in_cluster + 1;
- size += blks_to_bytes(inode, appended_blks);
+ size += F2FS_BLK_TO_BYTES(appended_blks);
start_blk += appended_blks;
compr_cluster = false;
} else {
- logical = blks_to_bytes(inode, start_blk);
+ logical = F2FS_BLK_TO_BYTES(start_blk);
phys = __is_valid_data_blkaddr(map.m_pblk) ?
- blks_to_bytes(inode, map.m_pblk) : 0;
- size = blks_to_bytes(inode, map.m_len);
+ F2FS_BLK_TO_BYTES(map.m_pblk) : 0;
+ size = F2FS_BLK_TO_BYTES(map.m_len);
flags = 0;
if (compr_cluster) {
@@ -2083,13 +2016,13 @@ skip_fill:
count_in_cluster += map.m_len;
if (count_in_cluster == cluster_size) {
compr_cluster = false;
- size += blks_to_bytes(inode, 1);
+ size += F2FS_BLKSIZE;
}
} else if (map.m_flags & F2FS_MAP_DELALLOC) {
flags = FIEMAP_EXTENT_UNWRITTEN;
}
- start_blk += bytes_to_blks(inode, size);
+ start_blk += F2FS_BYTES_TO_BLK(size);
}
prep_next:
@@ -2109,30 +2042,36 @@ out:
static inline loff_t f2fs_readpage_limit(struct inode *inode)
{
if (IS_ENABLED(CONFIG_FS_VERITY) && IS_VERITY(inode))
- return inode->i_sb->s_maxbytes;
+ return F2FS_BLK_TO_BYTES(max_file_blocks(inode));
return i_size_read(inode);
}
-static int f2fs_read_single_page(struct inode *inode, struct page *page,
+static inline blk_opf_t f2fs_ra_op_flags(struct readahead_control *rac)
+{
+ return rac ? REQ_RAHEAD : 0;
+}
+
+static int f2fs_read_single_page(struct inode *inode, struct folio *folio,
unsigned nr_pages,
struct f2fs_map_blocks *map,
struct bio **bio_ret,
sector_t *last_block_in_bio,
- bool is_readahead)
+ struct readahead_control *rac)
{
struct bio *bio = *bio_ret;
- const unsigned blocksize = blks_to_bytes(inode, 1);
+ const unsigned int blocksize = F2FS_BLKSIZE;
sector_t block_in_file;
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);
+ last_block_in_file = F2FS_BYTES_TO_BLK(f2fs_readpage_limit(inode) +
+ blocksize - 1);
if (last_block > last_block_in_file)
last_block = last_block_in_file;
@@ -2160,26 +2099,24 @@ 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)) {
ret = -EFSCORRUPTED;
- f2fs_handle_error(F2FS_I_SB(inode),
- ERROR_INVALID_BLKADDR);
goto out;
}
} 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;
}
@@ -2189,14 +2126,14 @@ zero_out:
*/
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,
+ f2fs_ra_op_flags(rac), index,
false);
if (IS_ERR(bio)) {
ret = PTR_ERR(bio);
@@ -2211,7 +2148,7 @@ submit_and_realloc:
*/
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);
@@ -2226,7 +2163,7 @@ out:
#ifdef CONFIG_F2FS_FS_COMPRESSION
int f2fs_read_multi_pages(struct compress_ctx *cc, struct bio **bio_ret,
unsigned nr_pages, sector_t *last_block_in_bio,
- bool is_readahead, bool for_write)
+ struct readahead_control *rac, bool for_write)
{
struct dnode_of_data dn;
struct inode *inode = cc->inode;
@@ -2234,7 +2171,7 @@ int f2fs_read_multi_pages(struct compress_ctx *cc, struct bio **bio_ret,
struct bio *bio = *bio_ret;
unsigned int start_idx = cc->cluster_idx << cc->log_cluster_size;
sector_t last_block_in_file;
- const unsigned blocksize = blks_to_bytes(inode, 1);
+ const unsigned int blocksize = F2FS_BLKSIZE;
struct decompress_io_ctx *dic = NULL;
struct extent_info ei = {};
bool from_dnode = true;
@@ -2243,25 +2180,28 @@ int f2fs_read_multi_pages(struct compress_ctx *cc, struct bio **bio_ret,
f2fs_bug_on(sbi, f2fs_cluster_is_empty(cc));
- last_block_in_file = bytes_to_blks(inode,
- f2fs_readpage_limit(inode) + blocksize - 1);
+ last_block_in_file = F2FS_BYTES_TO_BLK(f2fs_readpage_limit(inode) +
+ blocksize - 1);
/* get rid of pages beyond EOF */
for (i = 0; i < cc->cluster_size; i++) {
struct page *page = cc->rpages[i];
+ struct folio *folio;
if (!page)
continue;
- if ((sector_t)page->index >= last_block_in_file) {
- zero_user_segment(page, 0, PAGE_SIZE);
- if (!PageUptodate(page))
- SetPageUptodate(page);
- } else if (!PageUptodate(page)) {
+
+ folio = page_folio(page);
+ if ((sector_t)folio->index >= last_block_in_file) {
+ folio_zero_segment(folio, 0, folio_size(folio));
+ if (!folio_test_uptodate(folio))
+ folio_mark_uptodate(folio);
+ } else if (!folio_test_uptodate(folio)) {
continue;
}
- unlock_page(page);
+ folio_unlock(folio);
if (for_write)
- put_page(page);
+ folio_put(folio);
cc->rpages[i] = NULL;
cc->nr_rpages--;
}
@@ -2321,7 +2261,7 @@ skip_reading_dnode:
}
for (i = 0; i < cc->nr_cpages; i++) {
- struct page *page = dic->cpages[i];
+ struct folio *folio = page_folio(dic->cpages[i]);
block_t blkaddr;
struct bio_post_read_ctx *ctx;
@@ -2331,7 +2271,8 @@ skip_reading_dnode:
f2fs_wait_on_block_writeback(inode, blkaddr);
- if (f2fs_load_compressed_page(sbi, page, blkaddr)) {
+ if (f2fs_load_compressed_page(sbi, folio_page(folio, 0),
+ blkaddr)) {
if (atomic_dec_and_test(&dic->remaining_pages)) {
f2fs_decompress_cluster(dic, true);
break;
@@ -2341,7 +2282,7 @@ skip_reading_dnode:
if (bio && (!page_is_mergeable(sbi, bio,
*last_block_in_bio, blkaddr) ||
- !f2fs_crypt_mergeable_bio(bio, inode, page->index, NULL))) {
+ !f2fs_crypt_mergeable_bio(bio, inode, folio->index, NULL))) {
submit_and_realloc:
f2fs_submit_read_bio(sbi, bio, DATA);
bio = NULL;
@@ -2349,8 +2290,8 @@ submit_and_realloc:
if (!bio) {
bio = f2fs_grab_read_bio(inode, blkaddr, nr_pages,
- is_readahead ? REQ_RAHEAD : 0,
- page->index, for_write);
+ f2fs_ra_op_flags(rac),
+ folio->index, for_write);
if (IS_ERR(bio)) {
ret = PTR_ERR(bio);
f2fs_decompress_end_io(dic, ret, true);
@@ -2360,7 +2301,7 @@ submit_and_realloc:
}
}
- if (bio_add_page(bio, page, blocksize, 0) < blocksize)
+ if (!bio_add_folio(bio, folio, blocksize, 0))
goto submit_and_realloc;
ctx = get_post_read_ctx(bio);
@@ -2398,7 +2339,7 @@ out:
* Major change was from block_size == page_size in f2fs by default.
*/
static int f2fs_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;
@@ -2415,6 +2356,7 @@ static int f2fs_mpage_readpages(struct inode *inode,
.nr_cpages = 0,
};
pgoff_t nc_cluster_idx = NULL_CLUSTER;
+ pgoff_t index;
#endif
unsigned nr_pages = rac ? readahead_count(rac) : 1;
unsigned max_nr_pages = nr_pages;
@@ -2431,64 +2373,63 @@ static int f2fs_mpage_readpages(struct inode *inode,
for (; nr_pages; nr_pages--) {
if (rac) {
- page = readahead_page(rac);
- prefetchw(&page->flags);
+ folio = readahead_folio(rac);
+ prefetchw(&folio->flags);
}
#ifdef CONFIG_F2FS_FS_COMPRESSION
- if (f2fs_compressed_file(inode)) {
- /* there are remained compressed pages, submit them */
- if (!f2fs_cluster_can_merge_page(&cc, page->index)) {
- ret = f2fs_read_multi_pages(&cc, &bio,
- max_nr_pages,
- &last_block_in_bio,
- rac != NULL, false);
- f2fs_destroy_compress_ctx(&cc, false);
- if (ret)
- goto set_error_page;
- }
- if (cc.cluster_idx == NULL_CLUSTER) {
- if (nc_cluster_idx ==
- page->index >> cc.log_cluster_size) {
- goto read_single_page;
- }
-
- ret = f2fs_is_compressed_cluster(inode, page->index);
- if (ret < 0)
- goto set_error_page;
- else if (!ret) {
- nc_cluster_idx =
- page->index >> cc.log_cluster_size;
- goto read_single_page;
- }
-
- nc_cluster_idx = NULL_CLUSTER;
- }
- ret = f2fs_init_compress_ctx(&cc);
+ index = folio_index(folio);
+
+ if (!f2fs_compressed_file(inode))
+ goto read_single_page;
+
+ /* there are remained compressed pages, submit them */
+ if (!f2fs_cluster_can_merge_page(&cc, index)) {
+ ret = f2fs_read_multi_pages(&cc, &bio,
+ max_nr_pages,
+ &last_block_in_bio,
+ rac, false);
+ f2fs_destroy_compress_ctx(&cc, false);
if (ret)
goto set_error_page;
+ }
+ if (cc.cluster_idx == NULL_CLUSTER) {
+ if (nc_cluster_idx == index >> cc.log_cluster_size)
+ goto read_single_page;
- f2fs_compress_ctx_add_page(&cc, page);
+ ret = f2fs_is_compressed_cluster(inode, index);
+ if (ret < 0)
+ goto set_error_page;
+ else if (!ret) {
+ nc_cluster_idx =
+ index >> cc.log_cluster_size;
+ goto read_single_page;
+ }
- goto next_page;
+ nc_cluster_idx = NULL_CLUSTER;
}
+ ret = f2fs_init_compress_ctx(&cc);
+ if (ret)
+ goto set_error_page;
+
+ f2fs_compress_ctx_add_page(&cc, folio);
+
+ goto next_page;
read_single_page:
#endif
- ret = f2fs_read_single_page(inode, 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
set_error_page:
#endif
- zero_user_segment(page, 0, PAGE_SIZE);
- unlock_page(page);
+ folio_zero_segment(folio, 0, folio_size(folio));
+ folio_unlock(folio);
}
#ifdef CONFIG_F2FS_FS_COMPRESSION
next_page:
#endif
- if (rac)
- put_page(page);
#ifdef CONFIG_F2FS_FS_COMPRESSION
if (f2fs_compressed_file(inode)) {
@@ -2497,7 +2438,7 @@ next_page:
ret = f2fs_read_multi_pages(&cc, &bio,
max_nr_pages,
&last_block_in_bio,
- rac != NULL, false);
+ rac, false);
f2fs_destroy_compress_ctx(&cc, false);
}
}
@@ -2510,22 +2451,21 @@ next_page:
static int f2fs_read_data_folio(struct file *file, struct folio *folio)
{
- struct page *page = &folio->page;
- struct inode *inode = page_file_mapping(page)->host;
+ struct inode *inode = folio->mapping->host;
int ret = -EAGAIN;
- trace_f2fs_readpage(page, DATA);
+ trace_f2fs_readpage(folio, DATA);
if (!f2fs_is_compress_backend_ready(inode)) {
- unlock_page(page);
+ folio_unlock(folio);
return -EOPNOTSUPP;
}
/* If the file has inline data, try to read it directly */
if (f2fs_has_inline_data(inode))
- ret = f2fs_read_inline_data(inode, page);
+ ret = f2fs_read_inline_data(inode, folio);
if (ret == -EAGAIN)
- ret = f2fs_mpage_readpages(inode, NULL, page);
+ ret = f2fs_mpage_readpages(inode, NULL, folio);
return ret;
}
@@ -2650,7 +2590,7 @@ bool f2fs_should_update_outplace(struct inode *inode, struct f2fs_io_info *fio)
return true;
if (IS_NOQUOTA(inode))
return true;
- if (f2fs_is_atomic_file(inode))
+ if (f2fs_used_in_atomic_write(inode))
return true;
/* rewrite low ratio compress data w/ OPU mode to avoid fragmentation */
if (f2fs_compressed_file(inode) &&
@@ -2668,8 +2608,6 @@ bool f2fs_should_update_outplace(struct inode *inode, struct f2fs_io_info *fio)
if (fio) {
if (page_private_gcing(fio->page))
return true;
- if (page_private_dummy(fio->page))
- return true;
if (unlikely(is_sbi_flag_set(sbi, SBI_CP_DISABLED) &&
f2fs_is_checkpointed_data(sbi, fio->old_blkaddr)))
return true;
@@ -2689,28 +2627,28 @@ static inline bool need_inplace_update(struct f2fs_io_info *fio)
int f2fs_do_write_data_page(struct f2fs_io_info *fio)
{
- struct page *page = fio->page;
- struct inode *inode = page->mapping->host;
+ struct folio *folio = page_folio(fio->page);
+ struct inode *inode = folio->mapping->host;
struct dnode_of_data dn;
struct node_info ni;
bool ipu_force = false;
+ bool atomic_commit;
int err = 0;
/* Use COW inode to make dnode_of_data for atomic write */
- if (f2fs_is_atomic_file(inode))
+ atomic_commit = f2fs_is_atomic_file(inode) &&
+ page_private_atomic(folio_page(folio, 0));
+ if (atomic_commit)
set_new_dnode(&dn, F2FS_I(inode)->cow_inode, NULL, NULL, 0);
else
set_new_dnode(&dn, inode, NULL, NULL, 0);
if (need_inplace_update(fio) &&
- f2fs_lookup_read_extent_cache_block(inode, page->index,
+ f2fs_lookup_read_extent_cache_block(inode, folio->index,
&fio->old_blkaddr)) {
if (!f2fs_is_valid_blkaddr(fio->sbi, fio->old_blkaddr,
- DATA_GENERIC_ENHANCE)) {
- f2fs_handle_error(fio->sbi,
- ERROR_INVALID_BLKADDR);
+ DATA_GENERIC_ENHANCE))
return -EFSCORRUPTED;
- }
ipu_force = true;
fio->need_lock = LOCK_DONE;
@@ -2721,7 +2659,7 @@ int f2fs_do_write_data_page(struct f2fs_io_info *fio)
if (fio->need_lock == LOCK_REQ && !f2fs_trylock_op(fio->sbi))
return -EAGAIN;
- err = f2fs_get_dnode_of_data(&dn, page->index, LOOKUP_NODE);
+ err = f2fs_get_dnode_of_data(&dn, folio->index, LOOKUP_NODE);
if (err)
goto out;
@@ -2729,8 +2667,8 @@ int f2fs_do_write_data_page(struct f2fs_io_info *fio)
/* This page is already truncated */
if (fio->old_blkaddr == NULL_ADDR) {
- ClearPageUptodate(page);
- clear_page_private_gcing(page);
+ folio_clear_uptodate(folio);
+ clear_page_private_gcing(folio_page(folio, 0));
goto out_writepage;
}
got_it:
@@ -2738,12 +2676,11 @@ got_it:
!f2fs_is_valid_blkaddr(fio->sbi, fio->old_blkaddr,
DATA_GENERIC_ENHANCE)) {
err = -EFSCORRUPTED;
- f2fs_handle_error(fio->sbi, ERROR_INVALID_BLKADDR);
goto out_writepage;
}
/* wait for GCed page writeback via META_MAPPING */
- if (fio->post_read)
+ if (fio->meta_gc)
f2fs_wait_on_block_writeback(inode, fio->old_blkaddr);
/*
@@ -2757,7 +2694,7 @@ got_it:
if (err)
goto out_writepage;
- set_page_writeback(page);
+ folio_start_writeback(folio);
f2fs_put_dnode(&dn);
if (fio->need_lock == LOCK_REQ)
f2fs_unlock_op(fio->sbi);
@@ -2765,12 +2702,11 @@ got_it:
if (err) {
if (fscrypt_inode_uses_fs_layer_crypto(inode))
fscrypt_finalize_bounce_page(&fio->encrypted_page);
- if (PageWriteback(page))
- end_page_writeback(page);
+ folio_end_writeback(folio);
} else {
set_inode_flag(inode, FI_UPDATE_WRITE);
}
- trace_f2fs_do_write_data_page(fio->page, IPU);
+ trace_f2fs_do_write_data_page(folio, IPU);
return err;
}
@@ -2792,15 +2728,17 @@ got_it:
if (err)
goto out_writepage;
- set_page_writeback(page);
+ folio_start_writeback(folio);
if (fio->compr_blocks && fio->old_blkaddr == COMPRESS_ADDR)
f2fs_i_compr_blocks_update(inode, fio->compr_blocks - 1, false);
/* LFS mode write path */
f2fs_outplace_write_data(&dn, fio);
- trace_f2fs_do_write_data_page(page, OPU);
+ trace_f2fs_do_write_data_page(folio, OPU);
set_inode_flag(inode, FI_APPEND_WRITE);
+ if (atomic_commit)
+ clear_page_private_atomic(folio_page(folio, 0));
out_writepage:
f2fs_put_dnode(&dn);
out:
@@ -2809,7 +2747,7 @@ out:
return err;
}
-int f2fs_write_single_data_page(struct page *page, int *submitted,
+int f2fs_write_single_data_page(struct folio *folio, int *submitted,
struct bio **bio,
sector_t *last_block,
struct writeback_control *wbc,
@@ -2817,12 +2755,13 @@ int f2fs_write_single_data_page(struct page *page, int *submitted,
int compr_blocks,
bool allow_balance)
{
- struct inode *inode = page->mapping->host;
+ struct inode *inode = folio->mapping->host;
+ struct page *page = folio_page(folio, 0);
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
loff_t i_size = i_size_read(inode);
const pgoff_t end_index = ((unsigned long long)i_size)
>> PAGE_SHIFT;
- loff_t psize = (loff_t)(page->index + 1) << PAGE_SHIFT;
+ loff_t psize = (loff_t)(folio->index + 1) << PAGE_SHIFT;
unsigned offset = 0;
bool need_balance_fs = false;
bool quota_inode = IS_NOQUOTA(inode);
@@ -2838,19 +2777,19 @@ int f2fs_write_single_data_page(struct page *page, int *submitted,
.encrypted_page = NULL,
.submitted = 0,
.compr_blocks = compr_blocks,
- .need_lock = LOCK_RETRY,
- .post_read = f2fs_post_read_required(inode) ? 1 : 0,
+ .need_lock = compr_blocks ? LOCK_DONE : LOCK_RETRY,
+ .meta_gc = f2fs_meta_inode_gc_required(inode) ? 1 : 0,
.io_type = io_type,
.io_wbc = wbc,
.bio = bio,
.last_block = last_block,
};
- trace_f2fs_writepage(page, DATA);
+ trace_f2fs_writepage(folio, DATA);
/* we should bypass data pages to proceed the kworker jobs */
if (unlikely(f2fs_cp_error(sbi))) {
- mapping_set_error(page->mapping, -EIO);
+ mapping_set_error(folio->mapping, -EIO);
/*
* don't drop any dirty dentry pages for keeping lastest
* directory structure.
@@ -2868,7 +2807,7 @@ int f2fs_write_single_data_page(struct page *page, int *submitted,
if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))
goto redirty_out;
- if (page->index < end_index ||
+ if (folio->index < end_index ||
f2fs_verity_in_progress(inode) ||
compr_blocks)
goto write;
@@ -2878,10 +2817,10 @@ int f2fs_write_single_data_page(struct page *page, int *submitted,
* this page does not have to be written to disk.
*/
offset = i_size & (PAGE_SIZE - 1);
- if ((page->index >= end_index + 1) || !offset)
+ if ((folio->index >= end_index + 1) || !offset)
goto out;
- zero_user_segment(page, offset, PAGE_SIZE);
+ folio_zero_segment(folio, offset, folio_size(folio));
write:
/* Dentry/quota blocks are controlled by checkpoint */
if (S_ISDIR(inode->i_mode) || quota_inode) {
@@ -2911,7 +2850,7 @@ write:
err = -EAGAIN;
if (f2fs_has_inline_data(inode)) {
- err = f2fs_write_inline_data(inode, page);
+ err = f2fs_write_inline_data(inode, folio);
if (!err)
goto out;
}
@@ -2919,6 +2858,7 @@ write:
if (err == -EAGAIN) {
err = f2fs_do_write_data_page(&fio);
if (err == -EAGAIN) {
+ f2fs_bug_on(sbi, compr_blocks);
fio.need_lock = LOCK_REQ;
err = f2fs_do_write_data_page(&fio);
}
@@ -2940,7 +2880,7 @@ done:
out:
inode_dec_dirty_pages(inode);
if (err) {
- ClearPageUptodate(page);
+ folio_clear_uptodate(folio);
clear_page_private_gcing(page);
}
@@ -2950,7 +2890,7 @@ out:
f2fs_remove_dirty_inode(inode);
submitted = NULL;
}
- unlock_page(page);
+ folio_unlock(folio);
if (!S_ISDIR(inode->i_mode) && !IS_NOQUOTA(inode) &&
!F2FS_I(inode)->wb_task && allow_balance)
f2fs_balance_fs(sbi, need_balance_fs);
@@ -2968,7 +2908,7 @@ out:
return 0;
redirty_out:
- redirty_page_for_writepage(wbc, page);
+ folio_redirty_for_writepage(wbc, folio);
/*
* pageout() in MM translates EAGAIN, so calls handle_write_error()
* -> mapping_set_error() -> set_bit(AS_EIO, ...).
@@ -2977,29 +2917,30 @@ redirty_out:
*/
if (!err || wbc->for_reclaim)
return AOP_WRITEPAGE_ACTIVATE;
- unlock_page(page);
+ folio_unlock(folio);
return err;
}
static int f2fs_write_data_page(struct page *page,
struct writeback_control *wbc)
{
+ struct folio *folio = page_folio(page);
#ifdef CONFIG_F2FS_FS_COMPRESSION
- struct inode *inode = page->mapping->host;
+ struct inode *inode = folio->mapping->host;
if (unlikely(f2fs_cp_error(F2FS_I_SB(inode))))
goto out;
if (f2fs_compressed_file(inode)) {
- if (f2fs_is_compressed_cluster(inode, page->index)) {
- redirty_page_for_writepage(wbc, page);
+ if (f2fs_is_compressed_cluster(inode, folio->index)) {
+ folio_redirty_for_writepage(wbc, folio);
return AOP_WRITEPAGE_ACTIVATE;
}
}
out:
#endif
- return f2fs_write_single_data_page(page, NULL, NULL, NULL,
+ return f2fs_write_single_data_page(folio, NULL, NULL, NULL,
wbc, FS_DATA_IO, 0, true);
}
@@ -3205,11 +3146,12 @@ continue_unlock:
#ifdef CONFIG_F2FS_FS_COMPRESSION
if (f2fs_compressed_file(inode)) {
folio_get(folio);
- f2fs_compress_ctx_add_page(&cc, &folio->page);
+ f2fs_compress_ctx_add_page(&cc, folio);
continue;
}
#endif
- ret = f2fs_write_single_data_page(&folio->page,
+ submitted = 0;
+ ret = f2fs_write_single_data_page(folio,
&submitted, &bio, &last_block,
wbc, io_type, 0, true);
if (ret == AOP_WRITEPAGE_ACTIVATE)
@@ -3417,11 +3359,11 @@ void f2fs_write_failed(struct inode *inode, loff_t to)
}
static int prepare_write_begin(struct f2fs_sb_info *sbi,
- struct page *page, loff_t pos, unsigned len,
+ struct folio *folio, loff_t pos, unsigned int len,
block_t *blk_addr, bool *node_changed)
{
- struct inode *inode = page->mapping->host;
- pgoff_t index = page->index;
+ struct inode *inode = folio->mapping->host;
+ pgoff_t index = folio->index;
struct dnode_of_data dn;
struct page *ipage;
bool locked = false;
@@ -3458,19 +3400,24 @@ restart:
if (f2fs_has_inline_data(inode)) {
if (pos + len <= MAX_INLINE_DATA(inode)) {
- f2fs_do_read_inline_data(page, ipage);
+ f2fs_do_read_inline_data(folio, ipage);
set_inode_flag(inode, FI_DATA_EXIST);
if (inode->i_nlink)
set_page_private_inline(ipage);
goto out;
}
- err = f2fs_convert_inline_page(&dn, page);
+ err = f2fs_convert_inline_page(&dn, folio_page(folio, 0));
if (err || dn.data_blkaddr != NULL_ADDR)
goto out;
}
if (!f2fs_lookup_read_extent_cache_block(inode, index,
&dn.data_blkaddr)) {
+ if (IS_DEVICE_ALIASING(inode)) {
+ err = -ENODATA;
+ goto out;
+ }
+
if (locked) {
err = f2fs_reserve_block(&dn, index);
goto out;
@@ -3557,12 +3504,12 @@ unlock_out:
}
static int prepare_atomic_write_begin(struct f2fs_sb_info *sbi,
- struct page *page, loff_t pos, unsigned int len,
+ struct folio *folio, loff_t pos, unsigned int len,
block_t *blk_addr, bool *node_changed, bool *use_cow)
{
- struct inode *inode = page->mapping->host;
+ struct inode *inode = folio->mapping->host;
struct inode *cow_inode = F2FS_I(inode)->cow_inode;
- pgoff_t index = page->index;
+ pgoff_t index = folio->index;
int err = 0;
block_t ori_blk_addr = NULL_ADDR;
@@ -3600,12 +3547,12 @@ reserve_block:
}
static int f2fs_write_begin(struct file *file, struct address_space *mapping,
- loff_t pos, unsigned len, struct page **pagep, void **fsdata)
+ loff_t pos, unsigned len, struct folio **foliop, void **fsdata)
{
struct inode *inode = mapping->host;
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
- struct page *page = NULL;
- pgoff_t index = ((unsigned long long) pos) >> PAGE_SHIFT;
+ struct folio *folio;
+ pgoff_t index = pos >> PAGE_SHIFT;
bool need_balance = false;
bool use_cow = false;
block_t blkaddr = NULL_ADDR;
@@ -3621,7 +3568,7 @@ static int f2fs_write_begin(struct file *file, struct address_space *mapping,
/*
* We should check this at this moment to avoid deadlock on inode page
* and #0 page. The locking rule for inline_data conversion should be:
- * lock_page(page #0) -> lock_page(inode_page)
+ * folio_lock(folio #0) -> folio_lock(inode_page)
*/
if (index != 0) {
err = f2fs_convert_inline_inode(inode);
@@ -3632,18 +3579,20 @@ static int f2fs_write_begin(struct file *file, struct address_space *mapping,
#ifdef CONFIG_F2FS_FS_COMPRESSION
if (f2fs_compressed_file(inode)) {
int ret;
+ struct page *page;
*fsdata = NULL;
if (len == PAGE_SIZE && !(f2fs_is_atomic_file(inode)))
goto repeat;
- ret = f2fs_prepare_compress_overwrite(inode, pagep,
+ ret = f2fs_prepare_compress_overwrite(inode, &page,
index, fsdata);
if (ret < 0) {
err = ret;
goto fail;
} else if (ret) {
+ *foliop = page_folio(page);
return 0;
}
}
@@ -3651,82 +3600,85 @@ static int f2fs_write_begin(struct file *file, struct address_space *mapping,
repeat:
/*
- * Do not use grab_cache_page_write_begin() to avoid deadlock due to
- * wait_for_stable_page. Will wait that below with our IO control.
+ * Do not use FGP_STABLE to avoid deadlock.
+ * Will wait that below with our IO control.
*/
- page = f2fs_pagecache_get_page(mapping, index,
+ folio = __filemap_get_folio(mapping, index,
FGP_LOCK | FGP_WRITE | FGP_CREAT, GFP_NOFS);
- if (!page) {
- err = -ENOMEM;
+ if (IS_ERR(folio)) {
+ err = PTR_ERR(folio);
goto fail;
}
/* TODO: cluster can be compressed due to race with .writepage */
- *pagep = page;
+ *foliop = folio;
if (f2fs_is_atomic_file(inode))
- err = prepare_atomic_write_begin(sbi, page, pos, len,
+ err = prepare_atomic_write_begin(sbi, folio, pos, len,
&blkaddr, &need_balance, &use_cow);
else
- err = prepare_write_begin(sbi, page, pos, len,
+ err = prepare_write_begin(sbi, folio, pos, len,
&blkaddr, &need_balance);
if (err)
- goto fail;
+ goto put_folio;
if (need_balance && !IS_NOQUOTA(inode) &&
has_not_enough_free_secs(sbi, 0, 0)) {
- unlock_page(page);
+ folio_unlock(folio);
f2fs_balance_fs(sbi, true);
- lock_page(page);
- if (page->mapping != mapping) {
- /* The page got truncated from under us */
- f2fs_put_page(page, 1);
+ folio_lock(folio);
+ if (folio->mapping != mapping) {
+ /* The folio got truncated from under us */
+ folio_unlock(folio);
+ folio_put(folio);
goto repeat;
}
}
- f2fs_wait_on_page_writeback(page, DATA, false, true);
+ f2fs_wait_on_page_writeback(&folio->page, DATA, false, true);
- if (len == PAGE_SIZE || PageUptodate(page))
+ if (len == folio_size(folio) || folio_test_uptodate(folio))
return 0;
if (!(pos & (PAGE_SIZE - 1)) && (pos + len) >= i_size_read(inode) &&
!f2fs_verity_in_progress(inode)) {
- zero_user_segment(page, len, PAGE_SIZE);
+ folio_zero_segment(folio, len, folio_size(folio));
return 0;
}
if (blkaddr == NEW_ADDR) {
- zero_user_segment(page, 0, PAGE_SIZE);
- SetPageUptodate(page);
+ folio_zero_segment(folio, 0, folio_size(folio));
+ folio_mark_uptodate(folio);
} else {
if (!f2fs_is_valid_blkaddr(sbi, blkaddr,
DATA_GENERIC_ENHANCE_READ)) {
err = -EFSCORRUPTED;
- f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR);
- goto fail;
+ goto put_folio;
}
err = f2fs_submit_page_read(use_cow ?
- F2FS_I(inode)->cow_inode : inode, page,
- blkaddr, 0, true);
+ F2FS_I(inode)->cow_inode : inode,
+ folio, blkaddr, 0, true);
if (err)
- goto fail;
+ goto put_folio;
- lock_page(page);
- if (unlikely(page->mapping != mapping)) {
- f2fs_put_page(page, 1);
+ folio_lock(folio);
+ if (unlikely(folio->mapping != mapping)) {
+ folio_unlock(folio);
+ folio_put(folio);
goto repeat;
}
- if (unlikely(!PageUptodate(page))) {
+ if (unlikely(!folio_test_uptodate(folio))) {
err = -EIO;
- goto fail;
+ goto put_folio;
}
}
return 0;
+put_folio:
+ folio_unlock(folio);
+ folio_put(folio);
fail:
- f2fs_put_page(page, 1);
f2fs_write_failed(inode, pos + len);
return err;
}
@@ -3734,9 +3686,9 @@ fail:
static int f2fs_write_end(struct file *file,
struct address_space *mapping,
loff_t pos, unsigned len, unsigned copied,
- struct page *page, void *fsdata)
+ struct folio *folio, void *fsdata)
{
- struct inode *inode = page->mapping->host;
+ struct inode *inode = folio->mapping->host;
trace_f2fs_write_end(inode, pos, len, copied);
@@ -3745,17 +3697,17 @@ static int f2fs_write_end(struct file *file,
* should be PAGE_SIZE. Otherwise, we treat it with zero copied and
* let generic_perform_write() try to copy data again through copied=0.
*/
- if (!PageUptodate(page)) {
+ if (!folio_test_uptodate(folio)) {
if (unlikely(copied != len))
copied = 0;
else
- SetPageUptodate(page);
+ folio_mark_uptodate(folio);
}
#ifdef CONFIG_F2FS_FS_COMPRESSION
/* overwrite compressed file */
if (f2fs_compressed_file(inode) && fsdata) {
- f2fs_compress_write_end(inode, fsdata, page->index, copied);
+ f2fs_compress_write_end(inode, fsdata, folio->index, copied);
f2fs_update_time(F2FS_I_SB(inode), REQ_TIME);
if (pos + copied > i_size_read(inode) &&
@@ -3768,7 +3720,10 @@ static int f2fs_write_end(struct file *file,
if (!copied)
goto unlock_out;
- set_page_dirty(page);
+ folio_mark_dirty(folio);
+
+ if (f2fs_is_atomic_file(inode))
+ set_page_private_atomic(folio_page(folio, 0));
if (pos + copied > i_size_read(inode) &&
!f2fs_verity_in_progress(inode)) {
@@ -3778,7 +3733,8 @@ static int f2fs_write_end(struct file *file,
pos + copied);
}
unlock_out:
- f2fs_put_page(page, 1);
+ folio_unlock(folio);
+ folio_put(folio);
f2fs_update_time(F2FS_I_SB(inode), REQ_TIME);
return copied;
}
@@ -3820,7 +3776,7 @@ static bool f2fs_dirty_data_folio(struct address_space *mapping,
{
struct inode *inode = mapping->host;
- trace_f2fs_set_page_dirty(&folio->page, DATA);
+ trace_f2fs_set_page_dirty(folio, DATA);
if (!folio_test_uptodate(folio))
folio_mark_uptodate(folio);
@@ -3905,26 +3861,36 @@ static int f2fs_migrate_blocks(struct inode *inode, block_t start_blk,
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
unsigned int blkofs;
unsigned int blk_per_sec = BLKS_PER_SEC(sbi);
+ unsigned int end_blk = start_blk + blkcnt - 1;
unsigned int secidx = start_blk / blk_per_sec;
- unsigned int end_sec = secidx + blkcnt / blk_per_sec;
+ unsigned int end_sec;
int ret = 0;
+ if (!blkcnt)
+ return 0;
+ end_sec = end_blk / blk_per_sec;
+
f2fs_down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
filemap_invalidate_lock(inode->i_mapping);
set_inode_flag(inode, FI_ALIGNED_WRITE);
set_inode_flag(inode, FI_OPU_WRITE);
- for (; secidx < end_sec; secidx++) {
+ for (; secidx <= end_sec; secidx++) {
+ unsigned int blkofs_end = secidx == end_sec ?
+ end_blk % blk_per_sec : blk_per_sec - 1;
+
f2fs_down_write(&sbi->pin_sem);
- f2fs_lock_op(sbi);
- f2fs_allocate_new_section(sbi, CURSEG_COLD_DATA_PINNED, false);
- f2fs_unlock_op(sbi);
+ ret = f2fs_allocate_pinning_section(sbi);
+ if (ret) {
+ f2fs_up_write(&sbi->pin_sem);
+ break;
+ }
set_inode_flag(inode, FI_SKIP_WRITES);
- for (blkofs = 0; blkofs < blk_per_sec; blkofs++) {
+ for (blkofs = 0; blkofs <= blkofs_end; blkofs++) {
struct page *page;
unsigned int blkidx = secidx * blk_per_sec + blkofs;
@@ -3966,15 +3932,14 @@ static int check_swap_activate(struct swap_info_struct *sis,
struct address_space *mapping = swap_file->f_mapping;
struct inode *inode = mapping->host;
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
- sector_t cur_lblock;
- sector_t last_lblock;
- sector_t pblock;
- sector_t lowest_pblock = -1;
- sector_t highest_pblock = 0;
+ block_t cur_lblock;
+ block_t last_lblock;
+ block_t pblock;
+ block_t lowest_pblock = -1;
+ block_t highest_pblock = 0;
int nr_extents = 0;
- unsigned long nr_pblocks;
+ unsigned int nr_pblocks;
unsigned int blks_per_sec = BLKS_PER_SEC(sbi);
- unsigned int sec_blks_mask = BLKS_PER_SEC(sbi) - 1;
unsigned int not_aligned = 0;
int ret = 0;
@@ -3983,7 +3948,7 @@ static int check_swap_activate(struct swap_info_struct *sis,
* to be very smart.
*/
cur_lblock = 0;
- last_lblock = bytes_to_blks(inode, i_size_read(inode));
+ last_lblock = F2FS_BYTES_TO_BLK(i_size_read(inode));
while (cur_lblock < last_lblock && cur_lblock < sis->max) {
struct f2fs_map_blocks map;
@@ -4012,28 +3977,35 @@ retry:
pblock = map.m_pblk;
nr_pblocks = map.m_len;
- if ((pblock - SM_I(sbi)->main_blkaddr) & sec_blks_mask ||
- nr_pblocks & sec_blks_mask) {
+ if ((pblock - SM_I(sbi)->main_blkaddr) % blks_per_sec ||
+ nr_pblocks % blks_per_sec ||
+ !f2fs_valid_pinned_area(sbi, pblock)) {
+ bool last_extent = false;
+
not_aligned++;
nr_pblocks = roundup(nr_pblocks, blks_per_sec);
if (cur_lblock + nr_pblocks > sis->max)
nr_pblocks -= blks_per_sec;
+ /* this extent is last one */
if (!nr_pblocks) {
- /* this extent is last one */
- nr_pblocks = map.m_len;
- f2fs_warn(sbi, "Swapfile: last extent is not aligned to section");
- goto next;
+ nr_pblocks = last_lblock - cur_lblock;
+ last_extent = true;
}
ret = f2fs_migrate_blocks(inode, cur_lblock,
nr_pblocks);
- if (ret)
+ if (ret) {
+ if (ret == -ENOENT)
+ ret = -EINVAL;
goto out;
- goto retry;
+ }
+
+ if (!last_extent)
+ goto retry;
}
-next:
+
if (cur_lblock + nr_pblocks >= sis->max)
nr_pblocks = sis->max - cur_lblock;
@@ -4059,7 +4031,6 @@ next:
cur_lblock = 1; /* force Empty message */
sis->max = cur_lblock;
sis->pages = cur_lblock - 1;
- sis->highest_bit = cur_lblock - 1;
out:
if (not_aligned)
f2fs_warn(sbi, "Swapfile (%u) is not align to section: 1) creat(), 2) ioctl(F2FS_IOC_SET_PIN_FILE), 3) fallocate(%lu * N)",
@@ -4071,17 +4042,17 @@ static int f2fs_swap_activate(struct swap_info_struct *sis, struct file *file,
sector_t *span)
{
struct inode *inode = file_inode(file);
+ struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
int ret;
if (!S_ISREG(inode->i_mode))
return -EINVAL;
- if (f2fs_readonly(F2FS_I_SB(inode)->sb))
+ if (f2fs_readonly(sbi->sb))
return -EROFS;
- if (f2fs_lfs_mode(F2FS_I_SB(inode))) {
- f2fs_err(F2FS_I_SB(inode),
- "Swapfile not supported in LFS mode");
+ if (f2fs_lfs_mode(sbi) && !f2fs_sb_has_blkzoned(sbi)) {
+ f2fs_err(sbi, "Swapfile not supported in LFS mode");
return -EINVAL;
}
@@ -4092,6 +4063,10 @@ static int f2fs_swap_activate(struct swap_info_struct *sis, struct file *file,
if (!f2fs_disable_compressed_file(inode))
return -EINVAL;
+ ret = filemap_fdatawrite(inode->i_mapping);
+ if (ret < 0)
+ return ret;
+
f2fs_precache_extents(inode);
ret = check_swap_activate(sis, file, span);
@@ -4100,7 +4075,7 @@ static int f2fs_swap_activate(struct swap_info_struct *sis, struct file *file,
stat_inc_swapfile_inode(inode);
set_inode_flag(inode, FI_PIN_FILE);
- f2fs_update_time(F2FS_I_SB(inode), REQ_TIME);
+ f2fs_update_time(sbi, REQ_TIME);
return ret;
}
@@ -4139,13 +4114,13 @@ const struct address_space_operations f2fs_dblock_aops = {
.swap_deactivate = f2fs_swap_deactivate,
};
-void f2fs_clear_page_cache_dirty_tag(struct page *page)
+void f2fs_clear_page_cache_dirty_tag(struct folio *folio)
{
- struct address_space *mapping = page_mapping(page);
+ struct address_space *mapping = folio->mapping;
unsigned long flags;
xa_lock_irqsave(&mapping->i_pages, flags);
- __xa_clear_mark(&mapping->i_pages, page_index(page),
+ __xa_clear_mark(&mapping->i_pages, folio->index,
PAGECACHE_TAG_DIRTY);
xa_unlock_irqrestore(&mapping->i_pages, flags);
}
@@ -4215,10 +4190,11 @@ static int f2fs_iomap_begin(struct inode *inode, loff_t offset, loff_t length,
pgoff_t next_pgofs = 0;
int err;
- map.m_lblk = bytes_to_blks(inode, offset);
- map.m_len = bytes_to_blks(inode, offset + length - 1) - map.m_lblk + 1;
+ map.m_lblk = F2FS_BYTES_TO_BLK(offset);
+ map.m_len = F2FS_BYTES_TO_BLK(offset + length - 1) - map.m_lblk + 1;
map.m_next_pgofs = &next_pgofs;
- map.m_seg_type = f2fs_rw_hint_to_seg_type(inode->i_write_hint);
+ map.m_seg_type = f2fs_rw_hint_to_seg_type(F2FS_I_SB(inode),
+ inode->i_write_hint);
if (flags & IOMAP_WRITE)
map.m_may_create = true;
@@ -4226,7 +4202,7 @@ static int f2fs_iomap_begin(struct inode *inode, loff_t offset, loff_t length,
if (err)
return err;
- iomap->offset = blks_to_bytes(inode, map.m_lblk);
+ iomap->offset = F2FS_BLK_TO_BYTES(map.m_lblk);
/*
* When inline encryption is enabled, sometimes I/O to an encrypted file
@@ -4239,23 +4215,32 @@ static int f2fs_iomap_begin(struct inode *inode, loff_t offset, loff_t length,
* We should never see delalloc or compressed extents here based on
* prior flushing and checks.
*/
- if (WARN_ON_ONCE(map.m_pblk == NEW_ADDR))
- return -EINVAL;
if (WARN_ON_ONCE(map.m_pblk == COMPRESS_ADDR))
return -EINVAL;
- if (map.m_pblk != NULL_ADDR) {
- iomap->length = blks_to_bytes(inode, map.m_len);
+ if (map.m_flags & F2FS_MAP_MAPPED) {
+ if (WARN_ON_ONCE(map.m_pblk == NEW_ADDR))
+ return -EINVAL;
+
+ iomap->length = F2FS_BLK_TO_BYTES(map.m_len);
iomap->type = IOMAP_MAPPED;
iomap->flags |= IOMAP_F_MERGED;
iomap->bdev = map.m_bdev;
- iomap->addr = blks_to_bytes(inode, map.m_pblk);
+ iomap->addr = F2FS_BLK_TO_BYTES(map.m_pblk);
} else {
if (flags & IOMAP_WRITE)
return -ENOTBLK;
- iomap->length = blks_to_bytes(inode, next_pgofs) -
- iomap->offset;
- iomap->type = IOMAP_HOLE;
+
+ if (map.m_pblk == NULL_ADDR) {
+ iomap->length = F2FS_BLK_TO_BYTES(next_pgofs) -
+ iomap->offset;
+ iomap->type = IOMAP_HOLE;
+ } else if (map.m_pblk == NEW_ADDR) {
+ iomap->length = F2FS_BLK_TO_BYTES(map.m_len);
+ iomap->type = IOMAP_UNWRITTEN;
+ } else {
+ f2fs_bug_on(F2FS_I_SB(inode), 1);
+ }
iomap->addr = IOMAP_NULL_ADDR;
}
generated by cgit (git 2.34.1) at 2025-07-25 18:40:55 +0000