#define F2FS_IOC_RELEASE_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 4)
#define F2FS_IOC_ABORT_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 5)
+/*
+ * should be same as XFS_IOC_GOINGDOWN.
+ * Flags for going down operation used by FS_IOC_GOINGDOWN
+ */
+#define F2FS_IOC_SHUTDOWN _IOR('X', 125, __u32) /* Shutdown */
+#define F2FS_GOING_DOWN_FULLSYNC 0x0 /* going down with full sync */
+#define F2FS_GOING_DOWN_METASYNC 0x1 /* going down with metadata */
+#define F2FS_GOING_DOWN_NOSYNC 0x2 /* going down */
+
#if defined(__KERNEL__) && defined(CONFIG_COMPAT)
/*
* ioctl commands in 32 bit emulation
struct extent_tree {
nid_t ino; /* inode number */
struct rb_root root; /* root of extent info rb-tree */
+ struct extent_node *cached_en; /* recently accessed extent node */
rwlock_t lock; /* protect extent info rb-tree */
atomic_t refcount; /* reference count of rb-tree */
unsigned int count; /* # of extent node in rb-tree*/
ei->len = len;
}
+static inline bool __is_extent_same(struct extent_info *ei1,
+ struct extent_info *ei2)
+{
+ return (ei1->fofs == ei2->fofs && ei1->blk == ei2->blk &&
+ ei1->len == ei2->len);
+}
+
static inline bool __is_extent_mergeable(struct extent_info *back,
struct extent_info *front)
{
META,
NR_PAGE_TYPE,
META_FLUSH,
+ INMEM, /* the below types are used by tracepoints only. */
+ INMEM_DROP,
+ IPU,
+ OPU,
};
struct f2fs_io_info {
struct mutex cp_mutex; /* checkpoint procedure lock */
struct rw_semaphore cp_rwsem; /* blocking FS operations */
struct rw_semaphore node_write; /* locking node writes */
- struct mutex writepages; /* mutex for writepages() */
wait_queue_head_t cp_wait;
struct inode_management im[MAX_INO_ENTRY]; /* manage inode cache */
return 0;
}
+static inline block_t __cp_payload(struct f2fs_sb_info *sbi)
+{
+ return le32_to_cpu(F2FS_RAW_SUPER(sbi)->cp_payload);
+}
+
static inline void *__bitmap_ptr(struct f2fs_sb_info *sbi, int flag)
{
struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
int offset;
- if (le32_to_cpu(F2FS_RAW_SUPER(sbi)->cp_payload) > 0) {
+ if (__cp_payload(sbi) > 0) {
if (flag == NAT_BITMAP)
return &ckpt->sit_nat_version_bitmap;
else
FI_NEED_IPU, /* used for ipu per file */
FI_ATOMIC_FILE, /* indicate atomic file */
FI_VOLATILE_FILE, /* indicate volatile file */
+ FI_FIRST_BLOCK_WRITTEN, /* indicate #0 data block was written */
FI_DROP_CACHE, /* drop dirty page cache */
FI_DATA_EXIST, /* indicate data exists */
+ FI_INLINE_DOTS, /* indicate inline dot dentries */
};
static inline void set_inode_flag(struct f2fs_inode_info *fi, int flag)
set_inode_flag(fi, FI_INLINE_DENTRY);
if (ri->i_inline & F2FS_DATA_EXIST)
set_inode_flag(fi, FI_DATA_EXIST);
+ if (ri->i_inline & F2FS_INLINE_DOTS)
+ set_inode_flag(fi, FI_INLINE_DOTS);
}
static inline void set_raw_inline(struct f2fs_inode_info *fi,
ri->i_inline |= F2FS_INLINE_DENTRY;
if (is_inode_flag_set(fi, FI_DATA_EXIST))
ri->i_inline |= F2FS_DATA_EXIST;
+ if (is_inode_flag_set(fi, FI_INLINE_DOTS))
+ ri->i_inline |= F2FS_INLINE_DOTS;
}
static inline int f2fs_has_inline_xattr(struct inode *inode)
return is_inode_flag_set(F2FS_I(inode), FI_DATA_EXIST);
}
+static inline int f2fs_has_inline_dots(struct inode *inode)
+{
+ return is_inode_flag_set(F2FS_I(inode), FI_INLINE_DOTS);
+}
+
static inline bool f2fs_is_atomic_file(struct inode *inode)
{
return is_inode_flag_set(F2FS_I(inode), FI_ATOMIC_FILE);
return is_inode_flag_set(F2FS_I(inode), FI_VOLATILE_FILE);
}
+static inline bool f2fs_is_first_block_written(struct inode *inode)
+{
+ return is_inode_flag_set(F2FS_I(inode), FI_FIRST_BLOCK_WRITTEN);
+}
+
static inline bool f2fs_is_drop_cache(struct inode *inode)
{
return is_inode_flag_set(F2FS_I(inode), FI_DROP_CACHE);
* dir.c
*/
extern unsigned char f2fs_filetype_table[F2FS_FT_MAX];
-void set_de_type(struct f2fs_dir_entry *, struct inode *);
+void set_de_type(struct f2fs_dir_entry *, umode_t);
struct f2fs_dir_entry *find_target_dentry(struct qstr *, int *,
struct f2fs_dentry_ptr *);
bool f2fs_fill_dentries(struct dir_context *, struct f2fs_dentry_ptr *,
void f2fs_set_link(struct inode *, struct f2fs_dir_entry *,
struct page *, struct inode *);
int update_dent_inode(struct inode *, const struct qstr *);
-void f2fs_update_dentry(struct inode *, struct f2fs_dentry_ptr *,
+void f2fs_update_dentry(nid_t ino, umode_t mode, struct f2fs_dentry_ptr *,
const struct qstr *, f2fs_hash_t , unsigned int);
-int __f2fs_add_link(struct inode *, const struct qstr *, struct inode *);
+int __f2fs_add_link(struct inode *, const struct qstr *, struct inode *, nid_t,
+ umode_t);
void f2fs_delete_entry(struct f2fs_dir_entry *, struct page *, struct inode *,
struct inode *);
int f2fs_do_tmpfile(struct inode *, struct inode *);
static inline int f2fs_add_link(struct dentry *dentry, struct inode *inode)
{
return __f2fs_add_link(dentry->d_parent->d_inode, &dentry->d_name,
- inode);
+ inode, inode->i_ino, inode->i_mode);
}
/*
struct f2fs_io_info *);
void f2fs_submit_page_mbio(struct f2fs_sb_info *, struct page *,
struct f2fs_io_info *);
+void set_data_blkaddr(struct dnode_of_data *);
int reserve_new_block(struct dnode_of_data *);
int f2fs_reserve_block(struct dnode_of_data *, pgoff_t);
void f2fs_shrink_extent_tree(struct f2fs_sb_info *, int);
void f2fs_destroy_extent_tree(struct inode *);
+void f2fs_init_extent_cache(struct inode *, struct f2fs_extent *);
void f2fs_update_extent_cache(struct dnode_of_data *);
+void f2fs_preserve_extent_tree(struct inode *);
struct page *find_data_page(struct inode *, pgoff_t, bool);
struct page *get_lock_data_page(struct inode *, pgoff_t);
struct page *get_new_data_page(struct inode *, struct page *, pgoff_t, bool);
int dirty_count, node_pages, meta_pages;
int prefree_count, call_count, cp_count;
int tot_segs, node_segs, data_segs, free_segs, free_secs;
+ int bg_node_segs, bg_data_segs;
int tot_blks, data_blks, node_blks;
+ int bg_data_blks, bg_node_blks;
int curseg[NR_CURSEG_TYPE];
int cursec[NR_CURSEG_TYPE];
int curzone[NR_CURSEG_TYPE];
((sbi)->block_count[(curseg)->alloc_type]++)
#define stat_inc_inplace_blocks(sbi) \
(atomic_inc(&(sbi)->inplace_count))
-#define stat_inc_seg_count(sbi, type) \
+#define stat_inc_seg_count(sbi, type, gc_type) \
do { \
struct f2fs_stat_info *si = F2FS_STAT(sbi); \
(si)->tot_segs++; \
- if (type == SUM_TYPE_DATA) \
+ if (type == SUM_TYPE_DATA) { \
si->data_segs++; \
- else \
+ si->bg_data_segs += (gc_type == BG_GC) ? 1 : 0; \
+ } else { \
si->node_segs++; \
+ si->bg_node_segs += (gc_type == BG_GC) ? 1 : 0; \
+ } \
} while (0)
#define stat_inc_tot_blk_count(si, blks) \
(si->tot_blks += (blks))
-#define stat_inc_data_blk_count(sbi, blks) \
+#define stat_inc_data_blk_count(sbi, blks, gc_type) \
do { \
struct f2fs_stat_info *si = F2FS_STAT(sbi); \
stat_inc_tot_blk_count(si, blks); \
si->data_blks += (blks); \
+ si->bg_data_blks += (gc_type == BG_GC) ? (blks) : 0; \
} while (0)
-#define stat_inc_node_blk_count(sbi, blks) \
+#define stat_inc_node_blk_count(sbi, blks, gc_type) \
do { \
struct f2fs_stat_info *si = F2FS_STAT(sbi); \
stat_inc_tot_blk_count(si, blks); \
si->node_blks += (blks); \
+ si->bg_node_blks += (gc_type == BG_GC) ? (blks) : 0; \
} while (0)
int f2fs_build_stats(struct f2fs_sb_info *);
#define stat_inc_seg_type(sbi, curseg)
#define stat_inc_block_count(sbi, curseg)
#define stat_inc_inplace_blocks(sbi)
-#define stat_inc_seg_count(si, type)
+#define stat_inc_seg_count(sbi, type, gc_type)
#define stat_inc_tot_blk_count(si, blks)
-#define stat_inc_data_blk_count(si, blks)
-#define stat_inc_node_blk_count(sbi, blks)
+#define stat_inc_data_blk_count(sbi, blks, gc_type)
+#define stat_inc_node_blk_count(sbi, blks, gc_type)
static inline int f2fs_build_stats(struct f2fs_sb_info *sbi) { return 0; }
static inline void f2fs_destroy_stats(struct f2fs_sb_info *sbi) { }
*/
bool f2fs_may_inline(struct inode *);
void read_inline_data(struct page *, struct page *);
+bool truncate_inline_inode(struct page *, u64);
int f2fs_read_inline_data(struct inode *, struct page *);
int f2fs_convert_inline_page(struct dnode_of_data *, struct page *);
int f2fs_convert_inline_inode(struct inode *);
struct page **);
struct f2fs_dir_entry *f2fs_parent_inline_dir(struct inode *, struct page **);
int make_empty_inline_dir(struct inode *inode, struct inode *, struct page *);
-int f2fs_add_inline_entry(struct inode *, const struct qstr *, struct inode *);
+int f2fs_add_inline_entry(struct inode *, const struct qstr *, struct inode *,
+ nid_t, umode_t);
void f2fs_delete_inline_entry(struct f2fs_dir_entry *, struct page *,
struct inode *, struct inode *);
bool f2fs_empty_inline_dir(struct inode *);