Lines Matching defs:r5l_log

82 struct r5l_log {  struct
83 	struct md_rdev *rdev;
85 	u32 uuid_checksum;
87 	sector_t device_size;		/* log device size, round to
89 	sector_t max_free_space;	/* reclaim run if free space is at
92 	sector_t last_checkpoint;	/* log tail. where recovery scan
94 	u64 last_cp_seq;		/* log tail sequence */
96 	sector_t log_start;		/* log head. where new data appends */
97 	u64 seq;			/* log head sequence */
99 	sector_t next_checkpoint;
101 	struct mutex io_mutex;
102 	struct r5l_io_unit *current_io;	/* current io_unit accepting new data */
104 	spinlock_t io_list_lock;
105 	struct list_head running_ios;	/* io_units which are still running,
108 	struct list_head io_end_ios;	/* io_units which have been completely
111 	struct list_head flushing_ios;	/* io_units which are waiting for log
113 	struct list_head finished_ios;	/* io_units which settle down in log disk */
114 	struct bio flush_bio;
116 	struct list_head no_mem_stripes;   /* pending stripes, -ENOMEM */
118 	struct kmem_cache *io_kc;
119 	mempool_t io_pool;
120 	struct bio_set bs;
121 	mempool_t meta_pool;
123 	struct md_thread __rcu *reclaim_thread;
124 	unsigned long reclaim_target;	/* number of space that need to be
131 	wait_queue_head_t iounit_wait;
133 	struct list_head no_space_stripes; /* pending stripes, log has no space */
134 	spinlock_t no_space_stripes_lock;
136 	bool need_cache_flush;
139 	enum r5c_journal_mode r5c_journal_mode;
142 	struct list_head stripe_in_journal_list;
144 	spinlock_t stripe_in_journal_lock;
145 	atomic_t stripe_in_journal_count;
148 	struct work_struct deferred_io_work;
150 	struct work_struct disable_writeback_work;
153 	spinlock_t tree_lock;
154 	struct radix_tree_root big_stripe_tree;