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Diffstat (limited to 'fs/f2fs/checkpoint.c')
-rw-r--r--fs/f2fs/checkpoint.c242
1 files changed, 114 insertions, 128 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index cf77987d0698..f149ec28aefd 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -29,7 +29,7 @@ struct kmem_cache *f2fs_inode_entry_slab;
void f2fs_stop_checkpoint(struct f2fs_sb_info *sbi, bool end_io,
unsigned char reason)
{
- f2fs_build_fault_attr(sbi, 0, 0);
+ f2fs_build_fault_attr(sbi, 0, 0, FAULT_ALL);
if (!end_io)
f2fs_flush_merged_writes(sbi);
f2fs_handle_critical_error(sbi, reason);
@@ -38,23 +38,23 @@ void f2fs_stop_checkpoint(struct f2fs_sb_info *sbi, bool end_io,
/*
* We guarantee no failure on the returned page.
*/
-struct page *f2fs_grab_meta_page(struct f2fs_sb_info *sbi, pgoff_t index)
+struct folio *f2fs_grab_meta_folio(struct f2fs_sb_info *sbi, pgoff_t index)
{
struct address_space *mapping = META_MAPPING(sbi);
- struct page *page;
+ struct folio *folio;
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;
}
- f2fs_wait_on_page_writeback(page, META, true, true);
- if (!PageUptodate(page))
- SetPageUptodate(page);
- return page;
+ f2fs_folio_wait_writeback(folio, META, true, true);
+ if (!folio_test_uptodate(folio))
+ folio_mark_uptodate(folio);
+ return folio;
}
-static struct page *__get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index,
+static struct folio *__get_meta_folio(struct f2fs_sb_info *sbi, pgoff_t index,
bool is_meta)
{
struct address_space *mapping = META_MAPPING(sbi);
@@ -93,7 +93,7 @@ repeat:
f2fs_update_iostat(sbi, NULL, FS_META_READ_IO, F2FS_BLKSIZE);
folio_lock(folio);
- if (unlikely(folio->mapping != mapping)) {
+ if (unlikely(!is_meta_folio(folio))) {
f2fs_folio_put(folio, true);
goto repeat;
}
@@ -104,34 +104,34 @@ repeat:
return ERR_PTR(-EIO);
}
out:
- return &folio->page;
+ return folio;
}
-struct page *f2fs_get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index)
+struct folio *f2fs_get_meta_folio(struct f2fs_sb_info *sbi, pgoff_t index)
{
- return __get_meta_page(sbi, index, true);
+ return __get_meta_folio(sbi, index, true);
}
-struct page *f2fs_get_meta_page_retry(struct f2fs_sb_info *sbi, pgoff_t index)
+struct folio *f2fs_get_meta_folio_retry(struct f2fs_sb_info *sbi, pgoff_t index)
{
- struct page *page;
+ struct folio *folio;
int count = 0;
retry:
- page = __get_meta_page(sbi, index, true);
- if (IS_ERR(page)) {
- if (PTR_ERR(page) == -EIO &&
+ folio = __get_meta_folio(sbi, index, true);
+ if (IS_ERR(folio)) {
+ if (PTR_ERR(folio) == -EIO &&
++count <= DEFAULT_RETRY_IO_COUNT)
goto retry;
f2fs_stop_checkpoint(sbi, false, STOP_CP_REASON_META_PAGE);
}
- return page;
+ return folio;
}
/* for POR only */
-struct page *f2fs_get_tmp_page(struct f2fs_sb_info *sbi, pgoff_t index)
+struct folio *f2fs_get_tmp_folio(struct f2fs_sb_info *sbi, pgoff_t index)
{
- return __get_meta_page(sbi, index, false);
+ return __get_meta_folio(sbi, index, false);
}
static bool __is_bitmap_valid(struct f2fs_sb_info *sbi, block_t blkaddr,
@@ -252,7 +252,6 @@ bool f2fs_is_valid_blkaddr_raw(struct f2fs_sb_info *sbi,
int f2fs_ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages,
int type, bool sync)
{
- struct page *page;
block_t blkno = start;
struct f2fs_io_info fio = {
.sbi = sbi,
@@ -271,6 +270,7 @@ int f2fs_ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages,
blk_start_plug(&plug);
for (; nrpages-- > 0; blkno++) {
+ struct folio *folio;
if (!f2fs_is_valid_blkaddr(sbi, blkno, type))
goto out;
@@ -300,18 +300,18 @@ int f2fs_ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages,
BUG();
}
- page = f2fs_grab_cache_page(META_MAPPING(sbi),
+ folio = f2fs_grab_cache_folio(META_MAPPING(sbi),
fio.new_blkaddr, false);
- if (!page)
+ if (IS_ERR(folio))
continue;
- if (PageUptodate(page)) {
- f2fs_put_page(page, 1);
+ if (folio_test_uptodate(folio)) {
+ f2fs_folio_put(folio, true);
continue;
}
- fio.page = page;
+ fio.page = &folio->page;
err = f2fs_submit_page_bio(&fio);
- f2fs_put_page(page, err ? 1 : 0);
+ f2fs_folio_put(folio, err ? true : false);
if (!err)
f2fs_update_iostat(sbi, NULL, FS_META_READ_IO,
@@ -325,27 +325,26 @@ out:
void f2fs_ra_meta_pages_cond(struct f2fs_sb_info *sbi, pgoff_t index,
unsigned int ra_blocks)
{
- struct page *page;
+ struct folio *folio;
bool readahead = false;
if (ra_blocks == RECOVERY_MIN_RA_BLOCKS)
return;
- page = find_get_page(META_MAPPING(sbi), index);
- if (!page || !PageUptodate(page))
+ folio = filemap_get_folio(META_MAPPING(sbi), index);
+ if (IS_ERR(folio) || !folio_test_uptodate(folio))
readahead = true;
- f2fs_put_page(page, 0);
+ f2fs_folio_put(folio, false);
if (readahead)
f2fs_ra_meta_pages(sbi, index, ra_blocks, META_POR, true);
}
-static int __f2fs_write_meta_page(struct page *page,
+static bool __f2fs_write_meta_folio(struct folio *folio,
struct writeback_control *wbc,
enum iostat_type io_type)
{
- struct f2fs_sb_info *sbi = F2FS_P_SB(page);
- struct folio *folio = page_folio(page);
+ struct f2fs_sb_info *sbi = F2FS_F_SB(folio);
trace_f2fs_writepage(folio, META);
@@ -354,31 +353,26 @@ static int __f2fs_write_meta_page(struct page *page,
folio_clear_uptodate(folio);
dec_page_count(sbi, F2FS_DIRTY_META);
folio_unlock(folio);
- return 0;
+ return true;
}
goto redirty_out;
}
if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))
goto redirty_out;
- if (wbc->for_reclaim && folio->index < GET_SUM_BLOCK(sbi, 0))
- goto redirty_out;
f2fs_do_write_meta_page(sbi, folio, io_type);
dec_page_count(sbi, F2FS_DIRTY_META);
- if (wbc->for_reclaim)
- f2fs_submit_merged_write_cond(sbi, NULL, page, 0, META);
-
folio_unlock(folio);
if (unlikely(f2fs_cp_error(sbi)))
f2fs_submit_merged_write(sbi, META);
- return 0;
+ return true;
redirty_out:
- redirty_page_for_writepage(wbc, page);
- return AOP_WRITEPAGE_ACTIVATE;
+ folio_redirty_for_writepage(wbc, folio);
+ return false;
}
static int f2fs_write_meta_pages(struct address_space *mapping,
@@ -421,9 +415,7 @@ long f2fs_sync_meta_pages(struct f2fs_sb_info *sbi, enum page_type type,
struct folio_batch fbatch;
long nwritten = 0;
int nr_folios;
- struct writeback_control wbc = {
- .for_reclaim = 0,
- };
+ struct writeback_control wbc = {};
struct blk_plug plug;
folio_batch_init(&fbatch);
@@ -447,7 +439,7 @@ long f2fs_sync_meta_pages(struct f2fs_sb_info *sbi, enum page_type type,
folio_lock(folio);
- if (unlikely(folio->mapping != mapping)) {
+ if (unlikely(!is_meta_folio(folio))) {
continue_unlock:
folio_unlock(folio);
continue;
@@ -457,13 +449,12 @@ continue_unlock:
goto continue_unlock;
}
- f2fs_wait_on_page_writeback(&folio->page, META,
- true, true);
+ f2fs_folio_wait_writeback(folio, META, true, true);
if (!folio_clear_dirty_for_io(folio))
goto continue_unlock;
- if (__f2fs_write_meta_page(&folio->page, &wbc,
+ if (!__f2fs_write_meta_folio(folio, &wbc,
io_type)) {
folio_unlock(folio);
break;
@@ -513,6 +504,7 @@ static void __add_ino_entry(struct f2fs_sb_info *sbi, nid_t ino,
{
struct inode_management *im = &sbi->im[type];
struct ino_entry *e = NULL, *new = NULL;
+ int ret;
if (type == FLUSH_INO) {
rcu_read_lock();
@@ -525,7 +517,8 @@ retry:
new = f2fs_kmem_cache_alloc(ino_entry_slab,
GFP_NOFS, true, NULL);
- radix_tree_preload(GFP_NOFS | __GFP_NOFAIL);
+ ret = radix_tree_preload(GFP_NOFS | __GFP_NOFAIL);
+ f2fs_bug_on(sbi, ret);
spin_lock(&im->ino_lock);
e = radix_tree_lookup(&im->ino_root, ino);
@@ -750,26 +743,26 @@ int f2fs_recover_orphan_inodes(struct f2fs_sb_info *sbi)
f2fs_ra_meta_pages(sbi, start_blk, orphan_blocks, META_CP, true);
for (i = 0; i < orphan_blocks; i++) {
- struct page *page;
+ struct folio *folio;
struct f2fs_orphan_block *orphan_blk;
- page = f2fs_get_meta_page(sbi, start_blk + i);
- if (IS_ERR(page)) {
- err = PTR_ERR(page);
+ folio = f2fs_get_meta_folio(sbi, start_blk + i);
+ if (IS_ERR(folio)) {
+ err = PTR_ERR(folio);
goto out;
}
- orphan_blk = (struct f2fs_orphan_block *)page_address(page);
+ orphan_blk = folio_address(folio);
for (j = 0; j < le32_to_cpu(orphan_blk->entry_count); j++) {
nid_t ino = le32_to_cpu(orphan_blk->ino[j]);
err = recover_orphan_inode(sbi, ino);
if (err) {
- f2fs_put_page(page, 1);
+ f2fs_folio_put(folio, true);
goto out;
}
}
- f2fs_put_page(page, 1);
+ f2fs_folio_put(folio, true);
}
/* clear Orphan Flag */
clear_ckpt_flags(sbi, CP_ORPHAN_PRESENT_FLAG);
@@ -786,7 +779,7 @@ static void write_orphan_inodes(struct f2fs_sb_info *sbi, block_t start_blk)
unsigned int nentries = 0;
unsigned short index = 1;
unsigned short orphan_blocks;
- struct page *page = NULL;
+ struct folio *folio = NULL;
struct ino_entry *orphan = NULL;
struct inode_management *im = &sbi->im[ORPHAN_INO];
@@ -801,10 +794,9 @@ static void write_orphan_inodes(struct f2fs_sb_info *sbi, block_t start_blk)
/* loop for each orphan inode entry and write them in journal block */
list_for_each_entry(orphan, head, list) {
- if (!page) {
- page = f2fs_grab_meta_page(sbi, start_blk++);
- orphan_blk =
- (struct f2fs_orphan_block *)page_address(page);
+ if (!folio) {
+ folio = f2fs_grab_meta_folio(sbi, start_blk++);
+ orphan_blk = folio_address(folio);
memset(orphan_blk, 0, sizeof(*orphan_blk));
}
@@ -819,62 +811,61 @@ static void write_orphan_inodes(struct f2fs_sb_info *sbi, block_t start_blk)
orphan_blk->blk_addr = cpu_to_le16(index);
orphan_blk->blk_count = cpu_to_le16(orphan_blocks);
orphan_blk->entry_count = cpu_to_le32(nentries);
- set_page_dirty(page);
- f2fs_put_page(page, 1);
+ folio_mark_dirty(folio);
+ f2fs_folio_put(folio, true);
index++;
nentries = 0;
- page = NULL;
+ folio = NULL;
}
}
- if (page) {
+ if (folio) {
orphan_blk->blk_addr = cpu_to_le16(index);
orphan_blk->blk_count = cpu_to_le16(orphan_blocks);
orphan_blk->entry_count = cpu_to_le32(nentries);
- set_page_dirty(page);
- f2fs_put_page(page, 1);
+ folio_mark_dirty(folio);
+ f2fs_folio_put(folio, true);
}
}
-static __u32 f2fs_checkpoint_chksum(struct f2fs_sb_info *sbi,
- struct f2fs_checkpoint *ckpt)
+static __u32 f2fs_checkpoint_chksum(struct f2fs_checkpoint *ckpt)
{
unsigned int chksum_ofs = le32_to_cpu(ckpt->checksum_offset);
__u32 chksum;
- chksum = f2fs_crc32(sbi, ckpt, chksum_ofs);
+ chksum = f2fs_crc32(ckpt, chksum_ofs);
if (chksum_ofs < CP_CHKSUM_OFFSET) {
chksum_ofs += sizeof(chksum);
- chksum = f2fs_chksum(sbi, chksum, (__u8 *)ckpt + chksum_ofs,
- F2FS_BLKSIZE - chksum_ofs);
+ chksum = f2fs_chksum(chksum, (__u8 *)ckpt + chksum_ofs,
+ F2FS_BLKSIZE - chksum_ofs);
}
return chksum;
}
static int get_checkpoint_version(struct f2fs_sb_info *sbi, block_t cp_addr,
- struct f2fs_checkpoint **cp_block, struct page **cp_page,
+ struct f2fs_checkpoint **cp_block, struct folio **cp_folio,
unsigned long long *version)
{
size_t crc_offset = 0;
__u32 crc;
- *cp_page = f2fs_get_meta_page(sbi, cp_addr);
- if (IS_ERR(*cp_page))
- return PTR_ERR(*cp_page);
+ *cp_folio = f2fs_get_meta_folio(sbi, cp_addr);
+ if (IS_ERR(*cp_folio))
+ return PTR_ERR(*cp_folio);
- *cp_block = (struct f2fs_checkpoint *)page_address(*cp_page);
+ *cp_block = folio_address(*cp_folio);
crc_offset = le32_to_cpu((*cp_block)->checksum_offset);
if (crc_offset < CP_MIN_CHKSUM_OFFSET ||
crc_offset > CP_CHKSUM_OFFSET) {
- f2fs_put_page(*cp_page, 1);
+ f2fs_folio_put(*cp_folio, true);
f2fs_warn(sbi, "invalid crc_offset: %zu", crc_offset);
return -EINVAL;
}
- crc = f2fs_checkpoint_chksum(sbi, *cp_block);
+ crc = f2fs_checkpoint_chksum(*cp_block);
if (crc != cur_cp_crc(*cp_block)) {
- f2fs_put_page(*cp_page, 1);
+ f2fs_folio_put(*cp_folio, true);
f2fs_warn(sbi, "invalid crc value");
return -EINVAL;
}
@@ -883,17 +874,17 @@ static int get_checkpoint_version(struct f2fs_sb_info *sbi, block_t cp_addr,
return 0;
}
-static struct page *validate_checkpoint(struct f2fs_sb_info *sbi,
+static struct folio *validate_checkpoint(struct f2fs_sb_info *sbi,
block_t cp_addr, unsigned long long *version)
{
- struct page *cp_page_1 = NULL, *cp_page_2 = NULL;
+ struct folio *cp_folio_1 = NULL, *cp_folio_2 = NULL;
struct f2fs_checkpoint *cp_block = NULL;
unsigned long long cur_version = 0, pre_version = 0;
unsigned int cp_blocks;
int err;
err = get_checkpoint_version(sbi, cp_addr, &cp_block,
- &cp_page_1, version);
+ &cp_folio_1, version);
if (err)
return NULL;
@@ -908,19 +899,19 @@ static struct page *validate_checkpoint(struct f2fs_sb_info *sbi,
cp_addr += cp_blocks - 1;
err = get_checkpoint_version(sbi, cp_addr, &cp_block,
- &cp_page_2, version);
+ &cp_folio_2, version);
if (err)
goto invalid_cp;
cur_version = *version;
if (cur_version == pre_version) {
*version = cur_version;
- f2fs_put_page(cp_page_2, 1);
- return cp_page_1;
+ f2fs_folio_put(cp_folio_2, true);
+ return cp_folio_1;
}
- f2fs_put_page(cp_page_2, 1);
+ f2fs_folio_put(cp_folio_2, true);
invalid_cp:
- f2fs_put_page(cp_page_1, 1);
+ f2fs_folio_put(cp_folio_1, true);
return NULL;
}
@@ -928,7 +919,7 @@ int f2fs_get_valid_checkpoint(struct f2fs_sb_info *sbi)
{
struct f2fs_checkpoint *cp_block;
struct f2fs_super_block *fsb = sbi->raw_super;
- struct page *cp1, *cp2, *cur_page;
+ struct folio *cp1, *cp2, *cur_folio;
unsigned long blk_size = sbi->blocksize;
unsigned long long cp1_version = 0, cp2_version = 0;
unsigned long long cp_start_blk_no;
@@ -955,22 +946,22 @@ int f2fs_get_valid_checkpoint(struct f2fs_sb_info *sbi)
if (cp1 && cp2) {
if (ver_after(cp2_version, cp1_version))
- cur_page = cp2;
+ cur_folio = cp2;
else
- cur_page = cp1;
+ cur_folio = cp1;
} else if (cp1) {
- cur_page = cp1;
+ cur_folio = cp1;
} else if (cp2) {
- cur_page = cp2;
+ cur_folio = cp2;
} else {
err = -EFSCORRUPTED;
goto fail_no_cp;
}
- cp_block = (struct f2fs_checkpoint *)page_address(cur_page);
+ cp_block = folio_address(cur_folio);
memcpy(sbi->ckpt, cp_block, blk_size);
- if (cur_page == cp1)
+ if (cur_folio == cp1)
sbi->cur_cp_pack = 1;
else
sbi->cur_cp_pack = 2;
@@ -985,30 +976,30 @@ int f2fs_get_valid_checkpoint(struct f2fs_sb_info *sbi)
goto done;
cp_blk_no = le32_to_cpu(fsb->cp_blkaddr);
- if (cur_page == cp2)
+ if (cur_folio == cp2)
cp_blk_no += BIT(le32_to_cpu(fsb->log_blocks_per_seg));
for (i = 1; i < cp_blks; i++) {
void *sit_bitmap_ptr;
unsigned char *ckpt = (unsigned char *)sbi->ckpt;
- cur_page = f2fs_get_meta_page(sbi, cp_blk_no + i);
- if (IS_ERR(cur_page)) {
- err = PTR_ERR(cur_page);
+ cur_folio = f2fs_get_meta_folio(sbi, cp_blk_no + i);
+ if (IS_ERR(cur_folio)) {
+ err = PTR_ERR(cur_folio);
goto free_fail_no_cp;
}
- sit_bitmap_ptr = page_address(cur_page);
+ sit_bitmap_ptr = folio_address(cur_folio);
memcpy(ckpt + i * blk_size, sit_bitmap_ptr, blk_size);
- f2fs_put_page(cur_page, 1);
+ f2fs_folio_put(cur_folio, true);
}
done:
- f2fs_put_page(cp1, 1);
- f2fs_put_page(cp2, 1);
+ f2fs_folio_put(cp1, true);
+ f2fs_folio_put(cp2, true);
return 0;
free_fail_no_cp:
- f2fs_put_page(cp1, 1);
- f2fs_put_page(cp2, 1);
+ f2fs_folio_put(cp1, true);
+ f2fs_folio_put(cp2, true);
fail_no_cp:
kvfree(sbi->ckpt);
return err;
@@ -1218,7 +1209,6 @@ static int block_operations(struct f2fs_sb_info *sbi)
struct writeback_control wbc = {
.sync_mode = WB_SYNC_ALL,
.nr_to_write = LONG_MAX,
- .for_reclaim = 0,
};
int err = 0, cnt = 0;
@@ -1402,35 +1392,31 @@ static void update_ckpt_flags(struct f2fs_sb_info *sbi, struct cp_control *cpc)
static void commit_checkpoint(struct f2fs_sb_info *sbi,
void *src, block_t blk_addr)
{
- struct writeback_control wbc = {
- .for_reclaim = 0,
- };
+ struct writeback_control wbc = {};
/*
- * filemap_get_folios_tag and lock_page again will take
+ * filemap_get_folios_tag and folio_lock again will take
* some extra time. Therefore, f2fs_update_meta_pages and
* f2fs_sync_meta_pages are combined in this function.
*/
- struct page *page = f2fs_grab_meta_page(sbi, blk_addr);
- int err;
+ struct folio *folio = f2fs_grab_meta_folio(sbi, blk_addr);
- f2fs_wait_on_page_writeback(page, META, true, true);
+ memcpy(folio_address(folio), src, PAGE_SIZE);
- memcpy(page_address(page), src, PAGE_SIZE);
-
- set_page_dirty(page);
- if (unlikely(!clear_page_dirty_for_io(page)))
+ folio_mark_dirty(folio);
+ if (unlikely(!folio_clear_dirty_for_io(folio)))
f2fs_bug_on(sbi, 1);
/* writeout cp pack 2 page */
- err = __f2fs_write_meta_page(page, &wbc, FS_CP_META_IO);
- if (unlikely(err && f2fs_cp_error(sbi))) {
- f2fs_put_page(page, 1);
- return;
+ if (unlikely(!__f2fs_write_meta_folio(folio, &wbc, FS_CP_META_IO))) {
+ if (f2fs_cp_error(sbi)) {
+ f2fs_folio_put(folio, true);
+ return;
+ }
+ f2fs_bug_on(sbi, true);
}
- f2fs_bug_on(sbi, err);
- f2fs_put_page(page, 0);
+ f2fs_folio_put(folio, false);
/* submit checkpoint (with barrier if NOBARRIER is not set) */
f2fs_submit_merged_write(sbi, META_FLUSH);
@@ -1520,7 +1506,7 @@ static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
get_sit_bitmap(sbi, __bitmap_ptr(sbi, SIT_BITMAP));
get_nat_bitmap(sbi, __bitmap_ptr(sbi, NAT_BITMAP));
- crc32 = f2fs_checkpoint_chksum(sbi, ckpt);
+ crc32 = f2fs_checkpoint_chksum(ckpt);
*((__le32 *)((unsigned char *)ckpt +
le32_to_cpu(ckpt->checksum_offset)))
= cpu_to_le32(crc32);
generated by cgit (git 2.34.1) at 2025-05-31 23:12:50 +0000