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Diffstat (limited to 'fs/f2fs/checkpoint.c')
-rw-r--r--fs/f2fs/checkpoint.c75
1 files changed, 38 insertions, 37 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index bb312201ca95..5716e5eb4e8e 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -81,7 +81,7 @@ static int f2fs_write_meta_page(struct page *page,
struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
/* Should not write any meta pages, if any IO error was occurred */
- if (wbc->for_reclaim ||
+ if (wbc->for_reclaim || sbi->por_doing ||
is_set_ckpt_flags(F2FS_CKPT(sbi), CP_ERROR_FLAG)) {
dec_page_count(sbi, F2FS_DIRTY_META);
wbc->pages_skipped++;
@@ -142,8 +142,8 @@ long sync_meta_pages(struct f2fs_sb_info *sbi, enum page_type type,
for (i = 0; i < nr_pages; i++) {
struct page *page = pvec.pages[i];
lock_page(page);
- BUG_ON(page->mapping != mapping);
- BUG_ON(!PageDirty(page));
+ f2fs_bug_on(page->mapping != mapping);
+ f2fs_bug_on(!PageDirty(page));
clear_page_dirty_for_io(page);
if (f2fs_write_meta_page(page, &wbc)) {
unlock_page(page);
@@ -167,6 +167,8 @@ static int f2fs_set_meta_page_dirty(struct page *page)
struct address_space *mapping = page->mapping;
struct f2fs_sb_info *sbi = F2FS_SB(mapping->host->i_sb);
+ trace_f2fs_set_page_dirty(page, META);
+
SetPageUptodate(page);
if (!PageDirty(page)) {
__set_page_dirty_nobuffers(page);
@@ -206,6 +208,7 @@ int acquire_orphan_inode(struct f2fs_sb_info *sbi)
void release_orphan_inode(struct f2fs_sb_info *sbi)
{
mutex_lock(&sbi->orphan_inode_mutex);
+ f2fs_bug_on(sbi->n_orphans == 0);
sbi->n_orphans--;
mutex_unlock(&sbi->orphan_inode_mutex);
}
@@ -225,12 +228,8 @@ void add_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
break;
orphan = NULL;
}
-retry:
- new = kmem_cache_alloc(orphan_entry_slab, GFP_ATOMIC);
- if (!new) {
- cond_resched();
- goto retry;
- }
+
+ new = f2fs_kmem_cache_alloc(orphan_entry_slab, GFP_ATOMIC);
new->ino = ino;
/* add new_oentry into list which is sorted by inode number */
@@ -253,6 +252,7 @@ void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
if (orphan->ino == ino) {
list_del(&orphan->list);
kmem_cache_free(orphan_entry_slab, orphan);
+ f2fs_bug_on(sbi->n_orphans == 0);
sbi->n_orphans--;
break;
}
@@ -263,7 +263,7 @@ void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
static void recover_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
{
struct inode *inode = f2fs_iget(sbi->sb, ino);
- BUG_ON(IS_ERR(inode));
+ f2fs_bug_on(IS_ERR(inode));
clear_nlink(inode);
/* truncate all the data during iput */
@@ -277,7 +277,7 @@ int recover_orphan_inodes(struct f2fs_sb_info *sbi)
if (!is_set_ckpt_flags(F2FS_CKPT(sbi), CP_ORPHAN_PRESENT_FLAG))
return 0;
- sbi->por_doing = 1;
+ sbi->por_doing = true;
start_blk = __start_cp_addr(sbi) + 1;
orphan_blkaddr = __start_sum_addr(sbi) - 1;
@@ -294,7 +294,7 @@ int recover_orphan_inodes(struct f2fs_sb_info *sbi)
}
/* clear Orphan Flag */
clear_ckpt_flags(F2FS_CKPT(sbi), CP_ORPHAN_PRESENT_FLAG);
- sbi->por_doing = 0;
+ sbi->por_doing = false;
return 0;
}
@@ -469,9 +469,7 @@ static int __add_dirty_inode(struct inode *inode, struct dir_inode_entry *new)
return -EEXIST;
}
list_add_tail(&new->list, head);
-#ifdef CONFIG_F2FS_STAT_FS
- sbi->n_dirty_dirs++;
-#endif
+ stat_inc_dirty_dir(sbi);
return 0;
}
@@ -482,12 +480,8 @@ void set_dirty_dir_page(struct inode *inode, struct page *page)
if (!S_ISDIR(inode->i_mode))
return;
-retry:
- new = kmem_cache_alloc(inode_entry_slab, GFP_NOFS);
- if (!new) {
- cond_resched();
- goto retry;
- }
+
+ new = f2fs_kmem_cache_alloc(inode_entry_slab, GFP_NOFS);
new->inode = inode;
INIT_LIST_HEAD(&new->list);
@@ -504,13 +498,9 @@ retry:
void add_dirty_dir_inode(struct inode *inode)
{
struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
- struct dir_inode_entry *new;
-retry:
- new = kmem_cache_alloc(inode_entry_slab, GFP_NOFS);
- if (!new) {
- cond_resched();
- goto retry;
- }
+ struct dir_inode_entry *new =
+ f2fs_kmem_cache_alloc(inode_entry_slab, GFP_NOFS);
+
new->inode = inode;
INIT_LIST_HEAD(&new->list);
@@ -541,9 +531,7 @@ void remove_dirty_dir_inode(struct inode *inode)
if (entry->inode == inode) {
list_del(&entry->list);
kmem_cache_free(inode_entry_slab, entry);
-#ifdef CONFIG_F2FS_STAT_FS
- sbi->n_dirty_dirs--;
-#endif
+ stat_dec_dirty_dir(sbi);
break;
}
}
@@ -617,11 +605,10 @@ static void block_operations(struct f2fs_sb_info *sbi)
blk_start_plug(&plug);
retry_flush_dents:
- mutex_lock_all(sbi);
-
+ f2fs_lock_all(sbi);
/* write all the dirty dentry pages */
if (get_pages(sbi, F2FS_DIRTY_DENTS)) {
- mutex_unlock_all(sbi);
+ f2fs_unlock_all(sbi);
sync_dirty_dir_inodes(sbi);
goto retry_flush_dents;
}
@@ -644,7 +631,22 @@ retry_flush_nodes:
static void unblock_operations(struct f2fs_sb_info *sbi)
{
mutex_unlock(&sbi->node_write);
- mutex_unlock_all(sbi);
+ f2fs_unlock_all(sbi);
+}
+
+static void wait_on_all_pages_writeback(struct f2fs_sb_info *sbi)
+{
+ DEFINE_WAIT(wait);
+
+ for (;;) {
+ prepare_to_wait(&sbi->cp_wait, &wait, TASK_UNINTERRUPTIBLE);
+
+ if (!get_pages(sbi, F2FS_WRITEBACK))
+ break;
+
+ io_schedule();
+ }
+ finish_wait(&sbi->cp_wait, &wait);
}
static void do_checkpoint(struct f2fs_sb_info *sbi, bool is_umount)
@@ -756,8 +758,7 @@ static void do_checkpoint(struct f2fs_sb_info *sbi, bool is_umount)
f2fs_put_page(cp_page, 1);
/* wait for previous submitted node/meta pages writeback */
- while (get_pages(sbi, F2FS_WRITEBACK))
- congestion_wait(BLK_RW_ASYNC, HZ / 50);
+ wait_on_all_pages_writeback(sbi);
filemap_fdatawait_range(sbi->node_inode->i_mapping, 0, LONG_MAX);
filemap_fdatawait_range(sbi->meta_inode->i_mapping, 0, LONG_MAX);
generated by cgit v1.2.3 (git 2.0.4) at 2024-06-12 13:59:39 +0000