unsigned int inject_type;
};
-extern char *f2fs_fault_name[FAULT_MAX];
+extern const char *f2fs_fault_name[FAULT_MAX];
#define IS_FAULT_SET(fi, type) ((fi)->inject_type & (1 << (type)))
#endif
#define F2FS_FEATURE_VERITY 0x0400 /* reserved */
#define F2FS_FEATURE_SB_CHKSUM 0x0800
-#define F2FS_HAS_FEATURE(sb, mask) \
- ((F2FS_SB(sb)->raw_super->feature & cpu_to_le32(mask)) != 0)
-#define F2FS_SET_FEATURE(sb, mask) \
- (F2FS_SB(sb)->raw_super->feature |= cpu_to_le32(mask))
-#define F2FS_CLEAR_FEATURE(sb, mask) \
- (F2FS_SB(sb)->raw_super->feature &= ~cpu_to_le32(mask))
+#define __F2FS_HAS_FEATURE(raw_super, mask) \
+ ((raw_super->feature & cpu_to_le32(mask)) != 0)
+#define F2FS_HAS_FEATURE(sbi, mask) __F2FS_HAS_FEATURE(sbi->raw_super, mask)
+#define F2FS_SET_FEATURE(sbi, mask) \
+ (sbi->raw_super->feature |= cpu_to_le32(mask))
+#define F2FS_CLEAR_FEATURE(sbi, mask) \
+ (sbi->raw_super->feature &= ~cpu_to_le32(mask))
/*
* Default values for user and/or group using reserved blocks
#define DEF_CP_INTERVAL 60 /* 60 secs */
#define DEF_IDLE_INTERVAL 5 /* 5 secs */
#define DEF_DISABLE_INTERVAL 5 /* 5 secs */
+#define DEF_DISABLE_QUICK_INTERVAL 1 /* 1 secs */
+#define DEF_UMOUNT_DISCARD_TIMEOUT 5 /* 5 secs */
struct cp_control {
int reason;
/* max discard pend list number */
#define MAX_PLIST_NUM 512
#define plist_idx(blk_num) ((blk_num) >= MAX_PLIST_NUM ? \
- (MAX_PLIST_NUM - 1) : (blk_num - 1))
+ (MAX_PLIST_NUM - 1) : ((blk_num) - 1))
enum {
D_PREP, /* initial */
struct block_device *bdev; /* bdev */
unsigned short ref; /* reference count */
unsigned char state; /* state */
- unsigned char issuing; /* issuing discard */
+ unsigned char queued; /* queued discard */
int error; /* bio error */
spinlock_t lock; /* for state/bio_ref updating */
unsigned short bio_ref; /* bio reference count */
bool sync; /* submit discard with REQ_SYNC flag */
bool ordered; /* issue discard by lba order */
unsigned int granularity; /* discard granularity */
+ int timeout; /* discard timeout for put_super */
};
struct discard_cmd_control {
unsigned int undiscard_blks; /* # of undiscard blocks */
unsigned int next_pos; /* next discard position */
atomic_t issued_discard; /* # of issued discard */
- atomic_t issing_discard; /* # of issing discard */
+ atomic_t queued_discard; /* # of queued discard */
atomic_t discard_cmd_cnt; /* # of cached cmd count */
struct rb_root_cached root; /* root of discard rb-tree */
bool rbtree_check; /* config for consistence check */
#define F2FS_GOING_DOWN_METASYNC 0x1 /* going down with metadata */
#define F2FS_GOING_DOWN_NOSYNC 0x2 /* going down */
#define F2FS_GOING_DOWN_METAFLUSH 0x3 /* going down with meta flush */
+#define F2FS_GOING_DOWN_NEED_FSCK 0x4 /* going down to trigger fsck */
#if defined(__KERNEL__) && defined(CONFIG_COMPAT)
/*
/* for inline stuff */
#define DEF_INLINE_RESERVED_SIZE 1
-#define DEF_MIN_INLINE_SIZE 1
static inline int get_extra_isize(struct inode *inode);
static inline int get_inline_xattr_addrs(struct inode *inode);
#define MAX_INLINE_DATA(inode) (sizeof(__le32) * \
};
struct extent_node {
- struct rb_node rb_node;
- union {
- struct {
- unsigned int fofs;
- unsigned int len;
- u32 blk;
- };
- struct extent_info ei; /* extent info */
-
- };
+ struct rb_node rb_node; /* rb node located in rb-tree */
+ struct extent_info ei; /* extent info */
struct list_head list; /* node in global extent list of sbi */
struct extent_tree *et; /* extent tree pointer */
};
pgoff_t *m_next_pgofs; /* point next possible non-hole pgofs */
pgoff_t *m_next_extent; /* point to next possible extent */
int m_seg_type;
+ bool m_may_create; /* indicate it is from write path */
};
/* for flag in get_data_block */
struct task_struct *f2fs_issue_flush; /* flush thread */
wait_queue_head_t flush_wait_queue; /* waiting queue for wake-up */
atomic_t issued_flush; /* # of issued flushes */
- atomic_t issing_flush; /* # of issing flushes */
+ atomic_t queued_flush; /* # of queued flushes */
struct llist_head issue_list; /* list for command issue */
struct llist_node *dispatch_list; /* list for command dispatch */
};
F2FS_RD_DATA,
F2FS_RD_NODE,
F2FS_RD_META,
+ F2FS_DIO_WRITE,
+ F2FS_DIO_READ,
NR_COUNT_TYPE,
};
SBI_IS_SHUTDOWN, /* shutdown by ioctl */
SBI_IS_RECOVERED, /* recovered orphan/data */
SBI_CP_DISABLED, /* CP was disabled last mount */
+ SBI_CP_DISABLED_QUICK, /* CP was disabled quickly */
SBI_QUOTA_NEED_FLUSH, /* need to flush quota info in CP */
SBI_QUOTA_SKIP_FLUSH, /* skip flushing quota in current CP */
SBI_QUOTA_NEED_REPAIR, /* quota file may be corrupted */
DISCARD_TIME,
GC_TIME,
DISABLE_TIME,
+ UMOUNT_DISCARD_TIMEOUT,
MAX_TIME,
};
/* for bio operations */
struct f2fs_bio_info *write_io[NR_PAGE_TYPE]; /* for write bios */
- struct mutex wio_mutex[NR_PAGE_TYPE - 1][NR_TEMP_TYPE];
- /* bio ordering for NODE/DATA */
/* keep migration IO order for LFS mode */
struct rw_semaphore io_order_lock;
mempool_t *write_io_dummy; /* Dummy pages */
unsigned int nquota_files; /* # of quota sysfile */
- u32 s_next_generation; /* for NFS support */
-
/* # of pages, see count_type */
atomic_t nr_pages[NR_COUNT_TYPE];
/* # of allocated blocks */
struct f2fs_gc_kthread *gc_thread; /* GC thread */
unsigned int cur_victim_sec; /* current victim section num */
unsigned int gc_mode; /* current GC state */
+ unsigned int next_victim_seg[2]; /* next segment in victim section */
/* for skip statistic */
unsigned long long skipped_atomic_files[2]; /* FG_GC and BG_GC */
unsigned long long skipped_gc_rwsem; /* FG_GC only */
/* maximum # of trials to find a victim segment for SSR and GC */
unsigned int max_victim_search;
+ /* migration granularity of garbage collection, unit: segment */
+ unsigned int migration_granularity;
/*
* for stat information.
__u32 s_chksum_seed;
};
+struct f2fs_private_dio {
+ struct inode *inode;
+ void *orig_private;
+ bio_end_io_t *orig_end_io;
+ bool write;
+};
+
#ifdef CONFIG_F2FS_FAULT_INJECTION
#define f2fs_show_injection_info(type) \
printk_ratelimited("%sF2FS-fs : inject %s in %s of %pF\n", \
{
unsigned long flags;
- set_sbi_flag(sbi, SBI_NEED_FSCK);
+ /*
+ * In order to re-enable nat_bits we need to call fsck.f2fs by
+ * set_sbi_flag(sbi, SBI_NEED_FSCK). But it may give huge cost,
+ * so let's rely on regular fsck or unclean shutdown.
+ */
if (lock)
spin_lock_irqsave(&sbi->cp_lock, flags);
__clear_ckpt_flags(F2FS_CKPT(sbi), CP_NAT_BITS_FLAG);
- kfree(NM_I(sbi)->nat_bits);
+ kvfree(NM_I(sbi)->nat_bits);
NM_I(sbi)->nat_bits = NULL;
if (lock)
spin_unlock_irqrestore(&sbi->cp_lock, flags);
{
atomic_inc(&sbi->nr_pages[count_type]);
- if (count_type == F2FS_DIRTY_DATA || count_type == F2FS_INMEM_PAGES ||
- count_type == F2FS_WB_CP_DATA || count_type == F2FS_WB_DATA ||
- count_type == F2FS_RD_DATA || count_type == F2FS_RD_NODE ||
- count_type == F2FS_RD_META)
- return;
-
- set_sbi_flag(sbi, SBI_IS_DIRTY);
+ if (count_type == F2FS_DIRTY_DENTS ||
+ count_type == F2FS_DIRTY_NODES ||
+ count_type == F2FS_DIRTY_META ||
+ count_type == F2FS_DIRTY_QDATA ||
+ count_type == F2FS_DIRTY_IMETA)
+ set_sbi_flag(sbi, SBI_IS_DIRTY);
}
static inline void inode_inc_dirty_pages(struct inode *inode)
{
if (get_pages(sbi, F2FS_RD_DATA) || get_pages(sbi, F2FS_RD_NODE) ||
get_pages(sbi, F2FS_RD_META) || get_pages(sbi, F2FS_WB_DATA) ||
- get_pages(sbi, F2FS_WB_CP_DATA))
+ get_pages(sbi, F2FS_WB_CP_DATA) ||
+ get_pages(sbi, F2FS_DIO_READ) ||
+ get_pages(sbi, F2FS_DIO_WRITE))
+ return false;
+
+ if (SM_I(sbi) && SM_I(sbi)->dcc_info &&
+ atomic_read(&SM_I(sbi)->dcc_info->queued_discard))
+ return false;
+
+ if (SM_I(sbi) && SM_I(sbi)->fcc_info &&
+ atomic_read(&SM_I(sbi)->fcc_info->queued_flush))
return false;
+
return f2fs_time_over(sbi, type);
}
#define F2FS_EXTENTS_FL 0x00080000 /* Inode uses extents */
#define F2FS_EA_INODE_FL 0x00200000 /* Inode used for large EA */
#define F2FS_EOFBLOCKS_FL 0x00400000 /* Blocks allocated beyond EOF */
+#define F2FS_NOCOW_FL 0x00800000 /* Do not cow file */
#define F2FS_INLINE_DATA_FL 0x10000000 /* Inode has inline data. */
#define F2FS_PROJINHERIT_FL 0x20000000 /* Create with parents projid */
#define F2FS_RESERVED_FL 0x80000000 /* reserved for ext4 lib */
-#define F2FS_FL_USER_VISIBLE 0x304BDFFF /* User visible flags */
+#define F2FS_FL_USER_VISIBLE 0x30CBDFFF /* User visible flags */
#define F2FS_FL_USER_MODIFIABLE 0x204BC0FF /* User modifiable flags */
/* Flags we can manipulate with through F2FS_IOC_FSSETXATTR */
case FI_NEW_INODE:
if (set)
return;
+ /* fall through */
case FI_DATA_EXIST:
case FI_INLINE_DOTS:
case FI_PIN_FILE:
static inline bool f2fs_may_extent_tree(struct inode *inode)
{
- if (!test_opt(F2FS_I_SB(inode), EXTENT_CACHE) ||
+ struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
+
+ if (!test_opt(sbi, EXTENT_CACHE) ||
is_inode_flag_set(inode, FI_NO_EXTENT))
return false;
+ /*
+ * for recovered files during mount do not create extents
+ * if shrinker is not registered.
+ */
+ if (list_empty(&sbi->s_list))
+ return false;
+
return S_ISREG(inode->i_mode);
}
static inline void *f2fs_kmalloc(struct f2fs_sb_info *sbi,
size_t size, gfp_t flags)
{
+ void *ret;
+
if (time_to_inject(sbi, FAULT_KMALLOC)) {
f2fs_show_injection_info(FAULT_KMALLOC);
return NULL;
}
- return kmalloc(size, flags);
+ ret = kmalloc(size, flags);
+ if (ret)
+ return ret;
+
+ return kvmalloc(size, flags);
}
static inline void *f2fs_kzalloc(struct f2fs_sb_info *sbi,
#define F2FS_OLD_ATTRIBUTE_SIZE (offsetof(struct f2fs_inode, i_addr))
#define F2FS_FITS_IN_INODE(f2fs_inode, extra_isize, field) \
- ((offsetof(typeof(*f2fs_inode), field) + \
+ ((offsetof(typeof(*(f2fs_inode)), field) + \
sizeof((f2fs_inode)->field)) \
- <= (F2FS_OLD_ATTRIBUTE_SIZE + extra_isize)) \
+ <= (F2FS_OLD_ATTRIBUTE_SIZE + (extra_isize))) \
static inline void f2fs_reset_iostat(struct f2fs_sb_info *sbi)
{
spin_unlock(&sbi->iostat_lock);
}
-#define __is_meta_io(fio) (PAGE_TYPE_OF_BIO(fio->type) == META && \
- (!is_read_io(fio->op) || fio->is_meta))
+#define __is_large_section(sbi) ((sbi)->segs_per_sec > 1)
+
+#define __is_meta_io(fio) (PAGE_TYPE_OF_BIO((fio)->type) == META && \
+ (!is_read_io((fio)->op) || (fio)->is_meta))
bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
block_t blkaddr, int type);
*/
int f2fs_sync_file(struct file *file, loff_t start, loff_t end, int datasync);
void f2fs_truncate_data_blocks(struct dnode_of_data *dn);
-int f2fs_truncate_blocks(struct inode *inode, u64 from, bool lock,
- bool buf_write);
+int f2fs_truncate_blocks(struct inode *inode, u64 from, bool lock);
int f2fs_truncate(struct inode *inode);
int f2fs_getattr(const struct path *path, struct kstat *stat,
u32 request_mask, unsigned int flags);
bool f2fs_is_checkpointed_data(struct f2fs_sb_info *sbi, block_t blkaddr);
void f2fs_drop_discard_cmd(struct f2fs_sb_info *sbi);
void f2fs_stop_discard_thread(struct f2fs_sb_info *sbi);
-bool f2fs_wait_discard_bios(struct f2fs_sb_info *sbi);
+bool f2fs_issue_discard_timeout(struct f2fs_sb_info *sbi);
void f2fs_clear_prefree_segments(struct f2fs_sb_info *sbi,
struct cp_control *cpc);
void f2fs_dirty_to_prefree(struct f2fs_sb_info *sbi);
struct f2fs_summary *sum, int type,
struct f2fs_io_info *fio, bool add_list);
void f2fs_wait_on_page_writeback(struct page *page,
- enum page_type type, bool ordered);
+ enum page_type type, bool ordered, bool locked);
void f2fs_wait_on_block_writeback(struct inode *inode, block_t blkaddr);
void f2fs_wait_on_block_writeback_range(struct inode *inode, block_t blkaddr,
block_t len);
int total_count, utilization;
int bg_gc, nr_wb_cp_data, nr_wb_data;
int nr_rd_data, nr_rd_node, nr_rd_meta;
+ int nr_dio_read, nr_dio_write;
unsigned int io_skip_bggc, other_skip_bggc;
int nr_flushing, nr_flushed, flush_list_empty;
int nr_discarding, nr_discarded;
int f2fs_build_stats(struct f2fs_sb_info *sbi);
void f2fs_destroy_stats(struct f2fs_sb_info *sbi);
-int __init f2fs_create_root_stats(void);
+void __init f2fs_create_root_stats(void);
void f2fs_destroy_root_stats(void);
#else
#define stat_inc_cp_count(si) do { } while (0)
static inline int f2fs_build_stats(struct f2fs_sb_info *sbi) { return 0; }
static inline void f2fs_destroy_stats(struct f2fs_sb_info *sbi) { }
-static inline int __init f2fs_create_root_stats(void) { return 0; }
+static inline void __init f2fs_create_root_stats(void) { }
static inline void f2fs_destroy_root_stats(void) { }
#endif
}
#define F2FS_FEATURE_FUNCS(name, flagname) \
-static inline int f2fs_sb_has_##name(struct super_block *sb) \
+static inline int f2fs_sb_has_##name(struct f2fs_sb_info *sbi) \
{ \
- return F2FS_HAS_FEATURE(sb, F2FS_FEATURE_##flagname); \
+ return F2FS_HAS_FEATURE(sbi, F2FS_FEATURE_##flagname); \
}
F2FS_FEATURE_FUNCS(encrypt, ENCRYPT);
static inline bool f2fs_hw_should_discard(struct f2fs_sb_info *sbi)
{
- return f2fs_sb_has_blkzoned(sbi->sb);
+ return f2fs_sb_has_blkzoned(sbi);
}
static inline bool f2fs_hw_support_discard(struct f2fs_sb_info *sbi)
* for blkzoned device, fallback direct IO to buffered IO, so
* all IOs can be serialized by log-structured write.
*/
- if (f2fs_sb_has_blkzoned(sbi->sb))
+ if (f2fs_sb_has_blkzoned(sbi))
return true;
if (test_opt(sbi, LFS) && (rw == WRITE) &&
block_unaligned_IO(inode, iocb, iter))
#define f2fs_build_fault_attr(sbi, rate, type) do { } while (0)
#endif
-#endif
-
static inline bool is_journalled_quota(struct f2fs_sb_info *sbi)
{
#ifdef CONFIG_QUOTA
- if (f2fs_sb_has_quota_ino(sbi->sb))
+ if (f2fs_sb_has_quota_ino(sbi))
return true;
if (F2FS_OPTION(sbi).s_qf_names[USRQUOTA] ||
F2FS_OPTION(sbi).s_qf_names[GRPQUOTA] ||
#endif
return false;
}
+
+#endif