#include <linux/sched.h>
#ifdef CONFIG_F2FS_CHECK_FS
-#define f2fs_bug_on(condition) BUG_ON(condition)
+#define f2fs_bug_on(sbi, condition) BUG_ON(condition)
#define f2fs_down_write(x, y) down_write_nest_lock(x, y)
#else
-#define f2fs_bug_on(condition)
+#define f2fs_bug_on(sbi, condition) \
+ do { \
+ if (unlikely(condition)) { \
+ WARN_ON(1); \
+ sbi->need_fsck = true; \
+ } \
+ } while (0)
#define f2fs_down_write(x, y) down_write(x)
#endif
return before;
}
+static inline bool __has_cursum_space(struct f2fs_summary_block *sum, int size,
+ int type)
+{
+ if (type == NAT_JOURNAL)
+ return nats_in_cursum(sum) + size <= NAT_JOURNAL_ENTRIES;
+
+ return sits_in_cursum(sum) + size <= SIT_JOURNAL_ENTRIES;
+}
+
/*
* ioctl commands
*/
/* Use below internally in f2fs*/
unsigned long flags; /* use to pass per-file flags */
struct rw_semaphore i_sem; /* protect fi info */
- atomic_t dirty_dents; /* # of dirty dentry pages */
+ atomic_t dirty_pages; /* # of dirty pages */
f2fs_hash_t chash; /* hash value of given file name */
unsigned int clevel; /* maximum level of given file name */
nid_t i_xattr_nid; /* node id that contains xattrs */
};
struct flush_cmd {
- struct flush_cmd *next;
struct completion wait;
+ struct llist_node llnode;
int ret;
};
struct flush_cmd_control {
struct task_struct *f2fs_issue_flush; /* flush thread */
wait_queue_head_t flush_wait_queue; /* waiting queue for wake-up */
- struct flush_cmd *issue_list; /* list for command issue */
- struct flush_cmd *dispatch_list; /* list for command dispatch */
- spinlock_t issue_lock; /* for issue list lock */
- struct flush_cmd *issue_tail; /* list tail of issue list */
+ struct llist_head issue_list; /* list for command issue */
+ struct llist_node *dispatch_list; /* list for command dispatch */
};
struct f2fs_sm_info {
int nr_discards; /* # of discards in the list */
int max_discards; /* max. discards to be issued */
+ struct list_head sit_entry_set; /* sit entry set list */
+
unsigned int ipu_policy; /* in-place-update policy */
unsigned int min_ipu_util; /* in-place-update threshold */
struct buffer_head *raw_super_buf; /* buffer head of raw sb */
struct f2fs_super_block *raw_super; /* raw super block pointer */
int s_dirty; /* dirty flag for checkpoint */
+ bool need_fsck; /* need fsck.f2fs to fix */
/* for node-related operations */
struct f2fs_nm_info *nm_info; /* node manager */
return sb->s_fs_info;
}
+static inline struct f2fs_sb_info *F2FS_I_SB(struct inode *inode)
+{
+ return F2FS_SB(inode->i_sb);
+}
+
+static inline struct f2fs_sb_info *F2FS_M_SB(struct address_space *mapping)
+{
+ return F2FS_I_SB(mapping->host);
+}
+
+static inline struct f2fs_sb_info *F2FS_P_SB(struct page *page)
+{
+ return F2FS_M_SB(page->mapping);
+}
+
static inline struct f2fs_super_block *F2FS_RAW_SUPER(struct f2fs_sb_info *sbi)
{
return (struct f2fs_super_block *)(sbi->raw_super);
blkcnt_t count)
{
spin_lock(&sbi->stat_lock);
- f2fs_bug_on(sbi->total_valid_block_count < (block_t) count);
- f2fs_bug_on(inode->i_blocks < count);
+ f2fs_bug_on(sbi, sbi->total_valid_block_count < (block_t) count);
+ f2fs_bug_on(sbi, inode->i_blocks < count);
inode->i_blocks -= count;
sbi->total_valid_block_count -= (block_t)count;
spin_unlock(&sbi->stat_lock);
F2FS_SET_SB_DIRT(sbi);
}
-static inline void inode_inc_dirty_dents(struct inode *inode)
+static inline void inode_inc_dirty_pages(struct inode *inode)
{
- inc_page_count(F2FS_SB(inode->i_sb), F2FS_DIRTY_DENTS);
- atomic_inc(&F2FS_I(inode)->dirty_dents);
+ atomic_inc(&F2FS_I(inode)->dirty_pages);
+ if (S_ISDIR(inode->i_mode))
+ inc_page_count(F2FS_I_SB(inode), F2FS_DIRTY_DENTS);
}
static inline void dec_page_count(struct f2fs_sb_info *sbi, int count_type)
atomic_dec(&sbi->nr_pages[count_type]);
}
-static inline void inode_dec_dirty_dents(struct inode *inode)
+static inline void inode_dec_dirty_pages(struct inode *inode)
{
- if (!S_ISDIR(inode->i_mode))
+ if (!S_ISDIR(inode->i_mode) && !S_ISREG(inode->i_mode))
return;
- dec_page_count(F2FS_SB(inode->i_sb), F2FS_DIRTY_DENTS);
- atomic_dec(&F2FS_I(inode)->dirty_dents);
+ atomic_dec(&F2FS_I(inode)->dirty_pages);
+
+ if (S_ISDIR(inode->i_mode))
+ dec_page_count(F2FS_I_SB(inode), F2FS_DIRTY_DENTS);
}
static inline int get_pages(struct f2fs_sb_info *sbi, int count_type)
return atomic_read(&sbi->nr_pages[count_type]);
}
-static inline int get_dirty_dents(struct inode *inode)
+static inline int get_dirty_pages(struct inode *inode)
{
- return atomic_read(&F2FS_I(inode)->dirty_dents);
+ return atomic_read(&F2FS_I(inode)->dirty_pages);
}
static inline int get_blocktype_secs(struct f2fs_sb_info *sbi, int block_type)
{
spin_lock(&sbi->stat_lock);
- f2fs_bug_on(!sbi->total_valid_block_count);
- f2fs_bug_on(!sbi->total_valid_node_count);
- f2fs_bug_on(!inode->i_blocks);
+ f2fs_bug_on(sbi, !sbi->total_valid_block_count);
+ f2fs_bug_on(sbi, !sbi->total_valid_node_count);
+ f2fs_bug_on(sbi, !inode->i_blocks);
inode->i_blocks--;
sbi->total_valid_node_count--;
static inline void inc_valid_inode_count(struct f2fs_sb_info *sbi)
{
spin_lock(&sbi->stat_lock);
- f2fs_bug_on(sbi->total_valid_inode_count == sbi->total_node_count);
+ f2fs_bug_on(sbi, sbi->total_valid_inode_count == sbi->total_node_count);
sbi->total_valid_inode_count++;
spin_unlock(&sbi->stat_lock);
}
static inline void dec_valid_inode_count(struct f2fs_sb_info *sbi)
{
spin_lock(&sbi->stat_lock);
- f2fs_bug_on(!sbi->total_valid_inode_count);
+ f2fs_bug_on(sbi, !sbi->total_valid_inode_count);
sbi->total_valid_inode_count--;
spin_unlock(&sbi->stat_lock);
}
return;
if (unlock) {
- f2fs_bug_on(!PageLocked(page));
+ f2fs_bug_on(F2FS_P_SB(page), !PageLocked(page));
unlock_page(page);
}
page_cache_release(page);
return sb->s_flags & MS_RDONLY;
}
+static inline bool f2fs_cp_error(struct f2fs_sb_info *sbi)
+{
+ return is_set_ckpt_flags(sbi->ckpt, CP_ERROR_FLAG);
+}
+
static inline void f2fs_stop_checkpoint(struct f2fs_sb_info *sbi)
{
set_ckpt_flags(sbi->ckpt, CP_ERROR_FLAG);
*/
int f2fs_sync_file(struct file *, loff_t, loff_t, int);
void truncate_data_blocks(struct dnode_of_data *);
-int truncate_blocks(struct inode *, u64);
+int truncate_blocks(struct inode *, u64, bool);
void f2fs_truncate(struct inode *);
int f2fs_getattr(struct vfsmount *, struct dentry *, struct kstat *);
int f2fs_setattr(struct dentry *, struct iattr *);
bool alloc_nid(struct f2fs_sb_info *, nid_t *);
void alloc_nid_done(struct f2fs_sb_info *, nid_t);
void alloc_nid_failed(struct f2fs_sb_info *, nid_t);
-void recover_node_page(struct f2fs_sb_info *, struct page *,
- struct f2fs_summary *, struct node_info *, block_t);
void recover_inline_xattr(struct inode *, struct page *);
void recover_xattr_data(struct inode *, struct page *, block_t);
int recover_inode_page(struct f2fs_sb_info *, struct page *);
void rewrite_data_page(struct page *, block_t, struct f2fs_io_info *);
void recover_data_page(struct f2fs_sb_info *, struct page *,
struct f2fs_summary *, block_t, block_t);
-void rewrite_node_page(struct f2fs_sb_info *, struct page *,
- struct f2fs_summary *, block_t, block_t);
void allocate_data_block(struct f2fs_sb_info *, struct page *,
block_t, block_t *, struct f2fs_summary *, int);
void f2fs_wait_on_page_writeback(struct page *, enum page_type);
long sync_meta_pages(struct f2fs_sb_info *, enum page_type, long);
void add_dirty_inode(struct f2fs_sb_info *, nid_t, int type);
void remove_dirty_inode(struct f2fs_sb_info *, nid_t, int type);
+void release_dirty_inode(struct f2fs_sb_info *);
bool exist_written_data(struct f2fs_sb_info *, nid_t, int);
int acquire_orphan_inode(struct f2fs_sb_info *);
void release_orphan_inode(struct f2fs_sb_info *);
void remove_orphan_inode(struct f2fs_sb_info *, nid_t);
void recover_orphan_inodes(struct f2fs_sb_info *);
int get_valid_checkpoint(struct f2fs_sb_info *);
-void set_dirty_dir_page(struct inode *, struct page *);
+void update_dirty_page(struct inode *, struct page *);
void add_dirty_dir_inode(struct inode *);
void remove_dirty_dir_inode(struct inode *);
void sync_dirty_dir_inodes(struct f2fs_sb_info *);
#define stat_inc_inline_inode(inode) \
do { \
if (f2fs_has_inline_data(inode)) \
- ((F2FS_SB(inode->i_sb))->inline_inode++); \
+ ((F2FS_I_SB(inode))->inline_inode++); \
} while (0)
#define stat_dec_inline_inode(inode) \
do { \
if (f2fs_has_inline_data(inode)) \
- ((F2FS_SB(inode->i_sb))->inline_inode--); \
+ ((F2FS_I_SB(inode))->inline_inode--); \
} while (0)
#define stat_inc_seg_type(sbi, curseg) \