X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=fio.h;h=472fe9370c69f4c23907ac3af698da79c5da26cd;hp=4fbc704498aa521519c903cfea88466daa2e25cc;hb=89da54e865169abcf0a99c6e7ee12ec2c8ddd8b9;hpb=24ffd2c2bca53f4de85ab6defd52a812be1f2429

diff --git a/fio.h b/fio.h
index 4fbc7044..472fe937 100644
--- a/fio.h
+++ b/fio.h
@@ -46,6 +46,12 @@ enum td_ddir {
 	TD_DDIR_RANDRW		= TD_DDIR_RW | TD_DDIR_RAND,
 };
 
+enum file_lock_mode {
+	FILE_LOCK_NONE,
+	FILE_LOCK_EXCLUSIVE,
+	FILE_LOCK_READWRITE,
+};
+
 /*
  * Use for maintaining statistics
  */
@@ -274,6 +280,7 @@ enum fio_file_flags {
 	FIO_FILE_EXTEND		= 1 << 2,	/* needs extend */
 	FIO_FILE_DONE		= 1 << 3,	/* io completed to this file */
 	FIO_SIZE_KNOWN		= 1 << 4,	/* size has been set */
+	FIO_FILE_HASHED		= 1 << 5,	/* file is on hash */
 };
 
 /*
@@ -281,6 +288,7 @@ enum fio_file_flags {
  * this structure holds state information for a single file.
  */
 struct fio_file {
+	struct list_head hash_list;
 	enum fio_filetype filetype;
 
 	/*
@@ -306,7 +314,14 @@ struct fio_file {
 	unsigned long long io_size;
 
 	unsigned long long last_pos;
-	unsigned long long last_completed_pos;
+
+	/*
+	 * if io is protected by a semaphore, this is set
+	 */
+	struct fio_mutex *lock;
+	void *lock_owner;
+	unsigned int lock_batch;
+	enum fio_ddir lock_ddir;
 
 	/*
 	 * block map for random io
@@ -363,10 +378,14 @@ struct thread_stat {
 	 * IO depth and latency stats
 	 */
 	unsigned int io_u_map[FIO_IO_U_MAP_NR];
+	unsigned int io_u_submit[FIO_IO_U_MAP_NR];
+	unsigned int io_u_complete[FIO_IO_U_MAP_NR];
 	unsigned int io_u_lat_u[FIO_IO_U_LAT_U_NR];
 	unsigned int io_u_lat_m[FIO_IO_U_LAT_M_NR];
 	unsigned long total_io_u[2];
 	unsigned long short_io_u[2];
+	unsigned long total_submit;
+	unsigned long total_complete;
 
 	unsigned long long io_bytes[2];
 	unsigned long runtime[2];
@@ -406,6 +425,8 @@ struct thread_options {
 
 	unsigned int nr_files;
 	unsigned int open_files;
+	enum file_lock_mode file_lock_mode;
+	unsigned int lockfile_batch;
 
 	unsigned int odirect;
 	unsigned int invalidate_cache;
@@ -429,6 +450,7 @@ struct thread_options {
 	unsigned int write_lat_log;
 	unsigned int write_bw_log;
 	unsigned int norandommap;
+	unsigned int softrandommap;
 	unsigned int bs_unaligned;
 	unsigned int fsync_on_close;
 
@@ -460,6 +482,7 @@ struct thread_options {
 	unsigned int group_reporting;
 	unsigned int fadvise_hint;
 	unsigned int zero_buffers;
+	unsigned int refill_buffers;
 	unsigned int time_based;
 
 	char *read_iolog_file;
@@ -498,7 +521,7 @@ struct thread_data {
 	int thread_number;
 	int groupid;
 	struct thread_stat ts;
-	struct fio_file *files;
+	struct fio_file **files;
 	unsigned int files_index;
 	unsigned int nr_open_files;
 	unsigned int nr_done_files;
@@ -541,10 +564,10 @@ struct thread_data {
 	 * Current IO depth and list of free and busy io_u's.
 	 */
 	unsigned int cur_depth;
+	unsigned int io_u_queued;
 	struct list_head io_u_freelist;
 	struct list_head io_u_busylist;
 	struct list_head io_u_requeues;
-	unsigned int io_u_queued;
 
 	/*
 	 * Rate state
@@ -580,8 +603,7 @@ struct thread_data {
 	 * read/write mixed workload state
 	 */
 	os_random_state_t rwmix_state;
-	unsigned long long rwmix_bytes;
-	struct timeval rwmix_switch;
+	unsigned long rwmix_issues;
 	enum fio_ddir rwmix_ddir;
 	unsigned int ddir_nr;
 
@@ -666,6 +688,7 @@ extern unsigned long long mlock_size;
 extern unsigned long page_mask, page_size;
 extern int read_only;
 extern int eta_print;
+extern unsigned long done_secs;
 extern char *job_section;
 
 extern struct thread_data *threads;
@@ -674,6 +697,7 @@ extern struct thread_data *threads;
 #define td_write(td)		((td)->o.td_ddir & TD_DDIR_WRITE)
 #define td_rw(td)		(((td)->o.td_ddir & TD_DDIR_RW) == TD_DDIR_RW)
 #define td_random(td)		((td)->o.td_ddir & TD_DDIR_RAND)
+#define file_randommap(td, f)	(!(td)->o.norandommap && (f)->file_map)
 
 static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u)
 {
@@ -681,9 +705,9 @@ static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u)
 }
 
 #define BLOCKS_PER_MAP		(8 * sizeof(long))
-#define TO_MAP_BLOCK(td, f, b)	(b)
-#define RAND_MAP_IDX(td, f, b)	(TO_MAP_BLOCK(td, f, b) / BLOCKS_PER_MAP)
-#define RAND_MAP_BIT(td, f, b)	(TO_MAP_BLOCK(td, f, b) & (BLOCKS_PER_MAP - 1))
+#define TO_MAP_BLOCK(f, b)	(b)
+#define RAND_MAP_IDX(f, b)	(TO_MAP_BLOCK(f, b) / BLOCKS_PER_MAP)
+#define RAND_MAP_BIT(f, b)	(TO_MAP_BLOCK(f, b) & (BLOCKS_PER_MAP - 1))
 
 #define MAX_JOBS	(1024)
 
@@ -738,6 +762,7 @@ enum file_log_act {
 	FIO_LOG_ADD_FILE,
 	FIO_LOG_OPEN_FILE,
 	FIO_LOG_CLOSE_FILE,
+	FIO_LOG_UNLINK_FILE,
 };
 
 extern int __must_check read_iolog_get(struct thread_data *, struct io_u *);
@@ -745,6 +770,7 @@ extern void log_io_u(struct thread_data *, struct io_u *);
 extern void log_file(struct thread_data *, struct fio_file *, enum file_log_act);
 extern int __must_check init_iolog(struct thread_data *td);
 extern void log_io_piece(struct thread_data *, struct io_u *);
+extern void queue_io_piece(struct thread_data *, struct io_piece *);
 extern void prune_io_piece_log(struct thread_data *);
 extern void write_iolog_close(struct thread_data *);
 
@@ -805,10 +831,13 @@ extern int __must_check setup_files(struct thread_data *);
 extern int __must_check open_files(struct thread_data *);
 extern int __must_check file_invalidate_cache(struct thread_data *, struct fio_file *);
 extern int __must_check generic_open_file(struct thread_data *, struct fio_file *);
-extern void generic_close_file(struct thread_data *, struct fio_file *);
+extern int __must_check generic_close_file(struct thread_data *, struct fio_file *);
 extern int add_file(struct thread_data *, const char *);
 extern void get_file(struct fio_file *);
-extern void put_file(struct thread_data *, struct fio_file *);
+extern int __must_check put_file(struct thread_data *, struct fio_file *);
+extern void lock_file(struct thread_data *, struct fio_file *, enum fio_ddir);
+extern void unlock_file(struct thread_data *, struct fio_file *);
+extern void unlock_file_all(struct thread_data *, struct fio_file *);
 extern int add_dir_files(struct thread_data *, const char *);
 extern int init_random_map(struct thread_data *);
 extern void dup_files(struct thread_data *, struct thread_data *);
@@ -882,7 +911,10 @@ extern void io_u_queued(struct thread_data *, struct io_u *);
 extern void io_u_log_error(struct thread_data *, struct io_u *);
 extern void io_u_init_timeout(void);
 extern void io_u_set_timeout(struct thread_data *);
-extern void io_u_mark_depth(struct thread_data *, struct io_u *);
+extern void io_u_mark_depth(struct thread_data *, unsigned int);
+extern void io_u_fill_buffer(struct thread_data *td, struct io_u *, unsigned int);
+void io_u_mark_complete(struct thread_data *, unsigned int);
+void io_u_mark_submit(struct thread_data *, unsigned int);
 
 /*
  * io engine entry points
@@ -894,7 +926,7 @@ extern int __must_check td_io_sync(struct thread_data *, struct fio_file *);
 extern int __must_check td_io_getevents(struct thread_data *, unsigned int, unsigned int, struct timespec *);
 extern int __must_check td_io_commit(struct thread_data *);
 extern int __must_check td_io_open_file(struct thread_data *, struct fio_file *);
-extern void td_io_close_file(struct thread_data *, struct fio_file *);
+extern int td_io_close_file(struct thread_data *, struct fio_file *);
 
 /*
  * blktrace support
@@ -919,12 +951,12 @@ struct ioengine_ops {
 	int (*cancel)(struct thread_data *, struct io_u *);
 	void (*cleanup)(struct thread_data *);
 	int (*open_file)(struct thread_data *, struct fio_file *);
-	void (*close_file)(struct thread_data *, struct fio_file *);
+	int (*close_file)(struct thread_data *, struct fio_file *);
 	void *data;
 	void *dlhandle;
 };
 
-#define FIO_IOOPS_VERSION	8
+#define FIO_IOOPS_VERSION	9
 
 extern struct ioengine_ops *load_ioengine(struct thread_data *, const char *);
 extern void register_ioengine(struct ioengine_ops *);
@@ -941,7 +973,10 @@ extern void close_ioengine(struct thread_data *);
 #define for_each_td(td, i)	\
 	for ((i) = 0, (td) = &threads[0]; (i) < (int) thread_number; (i)++, (td)++)
 #define for_each_file(td, f, i)	\
-	for ((i) = 0, (f) = &(td)->files[0]; (i) < (td)->o.nr_files; (i)++, (f)++)
+	if ((td)->files_index)						\
+		for ((i) = 0, (f) = (td)->files[0];			\
+	    	 (i) < (td)->o.nr_files && ((f) = (td)->files[i]) != NULL; \
+		 (i)++)
 
 #define fio_assert(td, cond)	do {	\
 	if (!(cond)) {			\
@@ -953,6 +988,12 @@ extern void close_ioengine(struct thread_data *);
 	}	\
 } while (0)
 
+static inline void fio_file_reset(struct fio_file *f)
+{
+	f->last_free_lookup = 0;
+	f->last_pos = f->file_offset;
+}
+
 static inline void clear_error(struct thread_data *td)
 {
 	td->error = 0;