X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=fio.h;h=9d8023706694aadb314766626ec4d40bb9c0b820;hp=2e43473f0ab5ba34d45e35e7c45cbd17086358be;hb=556e831d2b6e788fd48f724047d22ebb29676d42;hpb=10927316a4bd0e2ceba98e62c062e352c0e312fe

diff --git a/fio.h b/fio.h
index 2e43473f..9d802370 100644
--- a/fio.h
+++ b/fio.h
@@ -16,21 +16,23 @@
 #include <assert.h>
 
 #include "compiler/compiler.h"
-#include "list.h"
+#include "flist.h"
 #include "fifo.h"
 #include "rbtree.h"
 #include "arch/arch.h"
 #include "os/os.h"
 #include "mutex.h"
-
-#ifdef FIO_HAVE_SYSLET
-#include "syslet.h"
-#endif
+#include "log.h"
+#include "debug.h"
 
 #ifdef FIO_HAVE_GUASI
 #include <guasi.h>
 #endif
 
+#ifdef FIO_HAVE_SOLARISAIO
+#include <sys/asynch.h>
+#endif
+
 enum fio_ddir {
 	DDIR_READ = 0,
 	DDIR_WRITE,
@@ -48,6 +50,12 @@ 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
  */
@@ -84,7 +92,7 @@ struct io_log {
 struct io_piece {
 	union {
 		struct rb_node rb_node;
-		struct list_head list;
+		struct flist_head list;
 	};
 	union {
 		int fileno;
@@ -99,14 +107,6 @@ struct io_piece {
 	};
 };
 
-#ifdef FIO_HAVE_SYSLET
-struct syslet_req {
-	struct syslet_uatom atom;	/* the atom to submit */
-	struct syslet_uatom *head;	/* head of the sequence */
-	long ret;			/* syscall return value */
-};
-#endif
-
 enum {
 	IO_U_F_FREE	= 1 << 0,
 	IO_U_F_FLIGHT	= 1 << 1,
@@ -128,11 +128,11 @@ struct io_u {
 #ifdef FIO_HAVE_SGIO
 		struct sg_io_hdr hdr;
 #endif
-#ifdef FIO_HAVE_SYSLET
-		struct syslet_req req;
-#endif
 #ifdef FIO_HAVE_GUASI
 		guasi_req_t greq;
+#endif
+#ifdef FIO_HAVE_SOLARISAIO
+		aio_result_t resultp;
 #endif
 	};
 	struct timeval start_time;
@@ -164,13 +164,14 @@ struct io_u {
 	union {
 		unsigned int index;
 		unsigned int seen;
+		void *engine_data;
 	};
 
 	unsigned int flags;
 
 	struct fio_file *file;
 
-	struct list_head list;
+	struct flist_head list;
 
 	/*
 	 * Callback for io completion
@@ -199,7 +200,6 @@ enum {
 	VERIFY_SHA256,			/* sha256 sum data blocks */
 	VERIFY_SHA512,			/* sha512 sum data blocks */
 	VERIFY_META,			/* block_num, timestamp etc. */
-	VERIFY_PATTERN,			/* verify a specific pattern */
 	VERIFY_NULL,			/* pretend to verify */
 };
 
@@ -279,16 +279,16 @@ enum fio_ioengine_flags {
 	FIO_NODISKUTIL  = 1 << 4,       /* diskutil can't handle filename */
 	FIO_UNIDIR	= 1 << 5,	/* engine is uni-directional */
 	FIO_NOIO	= 1 << 6,	/* thread does only pseudo IO */
+	FIO_SIGQUIT	= 1 << 7,	/* needs SIGQUIT to exit */
 };
 
 enum fio_file_flags {
 	FIO_FILE_OPEN		= 1 << 0,	/* file is open */
 	FIO_FILE_CLOSING	= 1 << 1,	/* file being closed */
-	FIO_FILE_EXISTS		= 1 << 2,	/* file there */
-	FIO_FILE_EXTEND		= 1 << 3,	/* needs extend */
-	FIO_FILE_NOSORT		= 1 << 4,	/* don't sort verify blocks */
-	FIO_FILE_DONE		= 1 << 5,	/* io completed to this file */
-	FIO_SIZE_KNOWN		= 1 << 6,	/* size has been set */
+	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 */
 };
 
 /*
@@ -296,6 +296,7 @@ enum fio_file_flags {
  * this structure holds state information for a single file.
  */
 struct fio_file {
+	struct flist_head hash_list;
 	enum fio_filetype filetype;
 
 	/*
@@ -321,12 +322,19 @@ 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
 	 */
-	unsigned long *file_map;
+	unsigned int *file_map;
 	unsigned int num_maps;
 	unsigned int last_free_lookup;
 
@@ -378,16 +386,25 @@ 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];
 	unsigned long total_run_time;
 };
 
+struct bssplit {
+	unsigned int bs;
+	unsigned char perc;
+};
+
 struct thread_options {
 	int pad;
 	char *description;
@@ -403,6 +420,7 @@ struct thread_options {
 	unsigned int iodepth_batch;
 
 	unsigned long long size;
+	unsigned int fill_device;
 	unsigned long long file_size_low;
 	unsigned long long file_size_high;
 	unsigned long long start_offset;
@@ -410,9 +428,13 @@ struct thread_options {
 	unsigned int bs[2];
 	unsigned int min_bs[2];
 	unsigned int max_bs[2];
+	struct bssplit *bssplit;
+	unsigned int bssplit_nr;
 
 	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;
@@ -436,6 +458,7 @@ 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;
 
@@ -467,6 +490,7 @@ 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;
@@ -505,7 +529,7 @@ 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;
@@ -548,10 +572,10 @@ struct thread_data {
 	 * Current IO depth and list of free and busy io_u's.
 	 */
 	unsigned int cur_depth;
-	struct list_head io_u_freelist;
-	struct list_head io_u_busylist;
-	struct list_head io_u_requeues;
 	unsigned int io_u_queued;
+	struct flist_head io_u_freelist;
+	struct flist_head io_u_busylist;
+	struct flist_head io_u_requeues;
 
 	/*
 	 * Rate state
@@ -570,7 +594,7 @@ struct thread_data {
 	unsigned long long io_skip_bytes;
 	unsigned long long this_io_bytes[2];
 	unsigned long long zone_bytes;
-	struct fio_sem *mutex;
+	struct fio_mutex *mutex;
 
 	/*
 	 * State for random io, a bitmap of blocks done vs not done
@@ -587,8 +611,7 @@ 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;
 
@@ -597,12 +620,12 @@ struct thread_data {
 	 * if we are overwriting. Otherwise just use a fifo.
 	 */
 	struct rb_root io_hist_tree;
-	struct list_head io_hist_list;
+	struct flist_head io_hist_list;
 
 	/*
 	 * For IO replaying
 	 */
-	struct list_head io_log_list;
+	struct flist_head io_log_list;
 
 	/*
 	 * timeout handling
@@ -668,13 +691,13 @@ extern int nr_process, nr_thread;
 extern int shm_id;
 extern int groupid;
 extern int terse_output;
-extern FILE *f_out;
-extern FILE *f_err;
 extern int temp_stall_ts;
 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;
 
@@ -682,16 +705,17 @@ 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)
 {
 	assert(!(io_u->ddir == DDIR_WRITE && !td_write(td)));
 }
 
-#define BLOCKS_PER_MAP		(8 * sizeof(long))
-#define TO_MAP_BLOCK(td, f, b)	((b) - ((f)->file_offset / (td)->o.rw_min_bs))
-#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 BLOCKS_PER_MAP		(8 * sizeof(int))
+#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)
 
@@ -723,7 +747,7 @@ struct disk_util_stat {
  * Per-device disk util management
  */
 struct disk_util {
-	struct list_head list;
+	struct flist_head list;
 
 	char *name;
 	char *sysfs_root;
@@ -746,6 +770,7 @@ 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 *);
@@ -753,6 +778,7 @@ 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 *);
 
@@ -766,7 +792,6 @@ extern void show_run_stats(void);
 extern void init_disk_util(struct thread_data *);
 extern void update_rusage_stat(struct thread_data *);
 extern void update_io_ticks(void);
-extern void disk_util_timer_arm(void);
 extern void setup_log(struct io_log **);
 extern void finish_log(struct thread_data *, struct io_log *, const char *);
 extern void __finish_log(struct io_log *, const char *);
@@ -808,14 +833,18 @@ extern void options_mem_free(struct thread_data *);
  * File setup/shutdown
  */
 extern void close_files(struct thread_data *);
+extern void close_and_free_files(struct thread_data *);
 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 *);
@@ -833,12 +862,10 @@ extern void print_status_init(int);
  */
 #ifdef FIO_HAVE_DISK_UTIL
 extern void show_disk_util(void);
-extern void disk_util_timer_arm(void);
 extern void init_disk_util(struct thread_data *);
 extern void update_io_ticks(void);
 #else
 #define show_disk_util()
-#define disk_util_timer_arm()
 #define init_disk_util(td)
 #define update_io_ticks()
 #endif
@@ -878,7 +905,7 @@ extern void free_io_mem(struct thread_data *);
 /*
  * io unit handling
  */
-#define queue_full(td)	list_empty(&(td)->io_u_freelist)
+#define queue_full(td)	flist_empty(&(td)->io_u_freelist)
 extern struct io_u *__get_io_u(struct thread_data *);
 extern struct io_u *get_io_u(struct thread_data *);
 extern void put_io_u(struct thread_data *, struct io_u *);
@@ -889,7 +916,10 @@ 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
@@ -898,10 +928,10 @@ extern int __must_check td_io_init(struct thread_data *);
 extern int __must_check td_io_prep(struct thread_data *, struct io_u *);
 extern int __must_check td_io_queue(struct thread_data *, struct io_u *);
 extern int __must_check td_io_sync(struct thread_data *, struct fio_file *);
-extern int __must_check td_io_getevents(struct thread_data *, int, int, struct timespec *);
+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
@@ -911,22 +941,8 @@ extern int is_blktrace(const char *);
 extern int load_blktrace(struct thread_data *, const char *);
 #endif
 
-/*
- * If logging output to a file, stderr should go to both stderr and f_err
- */
-#define log_err(args...)	do {		\
-	fprintf(f_err, ##args);			\
-	if (f_err != stderr)			\
-		fprintf(stderr, ##args);	\
-	} while (0)
-
-#define log_info(args...)	fprintf(f_out, ##args)
-
-FILE *get_f_out(void);
-FILE *get_f_err(void);
-
 struct ioengine_ops {
-	struct list_head list;
+	struct flist_head list;
 	char name[16];
 	int version;
 	int flags;
@@ -935,17 +951,17 @@ struct ioengine_ops {
 	int (*prep)(struct thread_data *, struct io_u *);
 	int (*queue)(struct thread_data *, struct io_u *);
 	int (*commit)(struct thread_data *);
-	int (*getevents)(struct thread_data *, int, int, struct timespec *);
+	int (*getevents)(struct thread_data *, unsigned int, unsigned int, struct timespec *);
 	struct io_u *(*event)(struct thread_data *, int);
 	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	7
+#define FIO_IOOPS_VERSION	9
 
 extern struct ioengine_ops *load_ioengine(struct thread_data *, const char *);
 extern void register_ioengine(struct ioengine_ops *);
@@ -962,7 +978,10 @@ 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)) {			\
@@ -974,10 +993,35 @@ 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;
 	td->verror[0] = '\0';
 }
 
+#ifdef FIO_INC_DEBUG
+static inline void dprint_io_u(struct io_u *io_u, const char *p)
+{
+	struct fio_file *f = io_u->file;
+
+	dprint(FD_IO, "%s: io_u %p: off=%llu/len=%lu/ddir=%d", p, io_u,
+					(unsigned long long) io_u->offset,
+					io_u->buflen, io_u->ddir);
+	if (fio_debug & (1 << FD_IO)) {
+		if (f)
+			log_info("/%s", f->file_name);
+
+		log_info("\n");
+	}
+}
+#else
+#define dprint_io_u(io_u, p)
+#endif
+
 #endif