#include <unistd.h>
#include <string.h>
#include <getopt.h>
-
-#include "list.h"
-#include "md5.h"
-#include "crc32.h"
-#include "arch.h"
-#include "os.h"
+#include <inttypes.h>
+#include <assert.h>
+
+#include "compiler/compiler.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"
+#include "file.h"
+#include "io_ddir.h"
+#include "ioengine.h"
#ifdef FIO_HAVE_GUASI
#include <guasi.h>
#endif
-enum fio_ddir {
- DDIR_READ = 0,
- DDIR_WRITE,
- DDIR_SYNC,
-};
-
-enum td_ddir {
- TD_DDIR_READ = 1 << 0,
- TD_DDIR_WRITE = 1 << 1,
- TD_DDIR_RAND = 1 << 2,
- TD_DDIR_RW = TD_DDIR_READ | TD_DDIR_WRITE,
- TD_DDIR_RANDREAD = TD_DDIR_READ | TD_DDIR_RAND,
- TD_DDIR_RANDWRITE = TD_DDIR_WRITE | TD_DDIR_RAND,
- TD_DDIR_RANDRW = TD_DDIR_RW | TD_DDIR_RAND,
-};
+#ifdef FIO_HAVE_SOLARISAIO
+#include <sys/asynch.h>
+#endif
/*
* Use for maintaining statistics
unsigned long time;
unsigned long val;
enum fio_ddir ddir;
+ unsigned int bs;
};
/*
* When logging io actions, this matches a single sent io_u
*/
struct io_piece {
- struct list_head list;
- struct fio_file *file;
- unsigned long long offset;
- unsigned long len;
- enum fio_ddir ddir;
-};
-
-#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,
-};
-
-/*
- * The io unit
- */
-struct io_u {
union {
-#ifdef FIO_HAVE_LIBAIO
- struct iocb iocb;
-#endif
-#ifdef FIO_HAVE_POSIXAIO
- struct aiocb aiocb;
-#endif
-#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
+ struct rb_node rb_node;
+ struct flist_head list;
};
- struct timeval start_time;
- struct timeval issue_time;
-
- /*
- * Allocated/set buffer and length
- */
- void *buf;
- unsigned long buflen;
- unsigned long long offset;
-
- /*
- * IO engine state, may be different from above when we get
- * partial transfers / residual data counts
- */
- void *xfer_buf;
- unsigned long xfer_buflen;
-
- unsigned int resid;
- unsigned int error;
-
- enum fio_ddir ddir;
-
- /*
- * io engine private data
- */
union {
- unsigned int index;
- unsigned int seen;
+ int fileno;
+ struct fio_file *file;
};
-
- unsigned int flags;
-
- struct fio_file *file;
-
- struct list_head list;
-
- /*
- * Callback for io completion
- */
- int (*end_io)(struct io_u *);
-};
-
-/*
- * io_ops->queue() return values
- */
-enum {
- FIO_Q_COMPLETED = 0, /* completed sync */
- FIO_Q_QUEUED = 1, /* queued, will complete async */
- FIO_Q_BUSY = 2, /* no more room, call ->commit() */
-};
-
-#define FIO_HDR_MAGIC 0xf00baaef
-
-enum {
- VERIFY_NONE = 0, /* no verification */
- VERIFY_MD5, /* md5 sum data blocks */
- VERIFY_CRC32, /* crc32 sum data blocks */
-};
-
-/*
- * A header structure associated with each checksummed data block
- */
-struct verify_header {
- unsigned int fio_magic;
- unsigned int len;
- unsigned int verify_type;
+ unsigned long long offset;
+ unsigned long len;
+ enum fio_ddir ddir;
union {
- char md5_digest[MD5_HASH_WORDS * 4];
- unsigned long crc32;
+ unsigned long delay;
+ unsigned int file_action;
};
};
MEM_MMAPHUGE, /* memory mapped huge file */
};
-/*
- * The type of object we are working on
- */
-enum fio_filetype {
- FIO_TYPE_FILE = 1, /* plain file */
- FIO_TYPE_BD, /* block device */
- FIO_TYPE_CHAR, /* character device */
-};
-
-enum fio_ioengine_flags {
- FIO_SYNCIO = 1 << 0, /* io engine has synchronous ->queue */
- FIO_RAWIO = 1 << 1, /* some sort of direct/raw io */
- FIO_DISKLESSIO = 1 << 2, /* no disk involved */
- FIO_NOEXTEND = 1 << 3, /* engine can't extend file */
- FIO_NODISKUTIL = 1 << 4, /* diskutil can't handle filename */
-};
-
-enum fio_file_flags {
- FIO_FILE_OPEN = 1 << 0, /* file is open */
- FIO_FILE_UNLINK = 1 << 1, /* unlink on close */
- FIO_FILE_CLOSING = 1 << 2, /* file being closed */
- FIO_FILE_EXISTS = 1 << 3, /* no need to create */
-};
-
-/*
- * Each thread_data structure has a number of files associated with it,
- * this structure holds state information for a single file.
- */
-struct fio_file {
- enum fio_filetype filetype;
-
- /*
- * A file may not be a file descriptor, let the io engine decide
- */
- union {
- unsigned long file_data;
- int fd;
- };
- char *file_name;
- void *mmap;
- unsigned long long file_size;
- unsigned long long real_file_size;
- unsigned long long file_offset;
- unsigned long long last_pos;
- unsigned long long last_completed_pos;
-
- /*
- * block map for random io
- */
- unsigned long *file_map;
- unsigned int num_maps;
- unsigned int last_free_lookup;
-
- int references;
- enum fio_file_flags flags;
-};
-
/*
* How many depth levels to log
*/
#define FIO_IO_U_MAP_NR 8
-#define FIO_IO_U_LAT_NR 12
+#define FIO_IO_U_LAT_U_NR 10
+#define FIO_IO_U_LAT_M_NR 12
struct thread_stat {
char *name;
unsigned long usr_time;
unsigned long sys_time;
unsigned long ctx;
+ unsigned long minf, majf;
/*
* IO depth and latency stats
*/
unsigned int io_u_map[FIO_IO_U_MAP_NR];
- unsigned int io_u_lat[FIO_IO_U_LAT_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;
unsigned int iodepth;
unsigned int iodepth_low;
unsigned int iodepth_batch;
+ unsigned int iodepth_batch_complete;
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;
unsigned int bs[2];
+ unsigned int ba[2];
unsigned int min_bs[2];
unsigned int max_bs[2];
+ struct bssplit *bssplit[2];
+ unsigned int bssplit_nr[2];
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;
unsigned int create_serialize;
unsigned int create_fsync;
+ unsigned int create_on_open;
unsigned int end_fsync;
+ unsigned int pre_read;
unsigned int sync_io;
unsigned int verify;
+ unsigned int do_verify;
+ unsigned int verifysort;
+ unsigned int verify_interval;
+ unsigned int verify_offset;
+ unsigned int verify_pattern;
+ unsigned int verify_pattern_bytes;
+ unsigned int verify_fatal;
unsigned int use_thread;
unsigned int unlink;
unsigned int do_disk_util;
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;
unsigned int thinktime_blocks;
unsigned int fsync_blocks;
unsigned int start_delay;
- unsigned long timeout;
+ unsigned long long timeout;
+ unsigned long long ramp_time;
unsigned int overwrite;
unsigned int bw_avg_time;
unsigned int loops;
unsigned int new_group;
unsigned int numjobs;
os_cpu_mask_t cpumask;
+ unsigned int cpumask_set;
unsigned int iolog;
- unsigned int read_iolog;
unsigned int rwmixcycle;
unsigned int rwmix[2];
unsigned int nice;
unsigned int file_service_type;
unsigned int group_reporting;
unsigned int fadvise_hint;
+ unsigned int zero_buffers;
+ unsigned int refill_buffers;
+ unsigned int time_based;
+ unsigned int disable_clat;
+ unsigned int disable_slat;
+ unsigned int disable_bw;
+ unsigned int gtod_reduce;
+ unsigned int gtod_cpu;
+ unsigned int gtod_offload;
char *read_iolog_file;
char *write_iolog_file;
+ char *bw_log_file;
+ char *lat_log_file;
/*
* Pre-run and post-run shell
int thread_number;
int groupid;
struct thread_stat ts;
- struct fio_file *files;
+ struct fio_file **files;
+ unsigned int files_size;
unsigned int files_index;
unsigned int nr_open_files;
+ unsigned int nr_done_files;
unsigned int nr_normal_files;
union {
unsigned int next_file;
os_random_state_t next_file_state;
};
int error;
+ int done;
pid_t pid;
char *orig_buffer;
size_t orig_buffer_size;
volatile int terminate;
volatile int runstate;
unsigned int ioprio;
+ unsigned int ioprio_set;
unsigned int last_was_sync;
char *mmapfile;
char *sysfs_root;
+ unsigned long rand_seeds[6];
+
os_random_state_t bsrange_state;
os_random_state_t verify_state;
* 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
unsigned long rate_blocks;
struct timeval lastrate;
- unsigned long long io_size;
unsigned long long total_io_size;
unsigned long io_issues[2];
unsigned long long io_blocks[2];
unsigned long long io_bytes[2];
+ 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
struct timeval start; /* start of this loop */
struct timeval epoch; /* time job was started */
struct timeval rw_end[2];
+ struct timeval last_issue;
+ struct timeval tv_cache;
+ unsigned int tv_cache_nr;
+ unsigned int tv_cache_mask;
unsigned int rw_end_set[2];
+ unsigned int ramp_time_over;
/*
* 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;
/*
- * IO historic logs
+ * IO history logs for verification. We use a tree for sorting,
+ * if we are overwriting. Otherwise just use a fifo.
*/
- struct list_head io_hist_list;
- struct list_head io_log_list;
+ struct rb_root io_hist_tree;
+ struct flist_head io_hist_list;
/*
- * timeout handling
+ * For IO replaying
*/
- struct timeval timeout_end;
- struct itimerval timer;
+ struct flist_head io_log_list;
/*
* for fileservice, how often to switch to a new file
};
/*
- * roundrobin available files, or choose one at random.
+ * roundrobin available files, or choose one at random, or do each one
+ * serially.
*/
enum {
FIO_FSERVICE_RANDOM = 1,
FIO_FSERVICE_RR = 2,
+ FIO_FSERVICE_SEQ = 3,
};
/*
- * 30 second per-io_u timeout, with 5 second intervals to avoid resetting
- * the timer on each queue operation.
+ * when should interactive ETA output be generated
*/
-#define IO_U_TIMEOUT_INC 5
-#define IO_U_TIMEOUT 30
+enum {
+ FIO_ETA_AUTO,
+ FIO_ETA_ALWAYS,
+ FIO_ETA_NEVER,
+};
#define __td_verror(td, err, msg, func) \
do { \
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 int fio_gtod_offload;
+extern int fio_gtod_cpu;
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)
* Per-device disk util management
*/
struct disk_util {
- struct list_head list;
+ struct flist_head list;
+ /* If this disk is a slave, hook it into the master's
+ * list using this head.
+ */
+ struct flist_head slavelist;
char *name;
+ char *sysfs_root;
char path[256];
- dev_t dev;
+ int major, minor;
struct disk_util_stat dus;
struct disk_util_stat last_dus;
+ /* For software raids, this entry maintains pointers to the
+ * entries for the slave devices. The disk_util entries for
+ * the slaves devices should primarily be maintained through
+ * the disk_list list, i.e. for memory allocation and
+ * de-allocation, etc. Whereas this list should be used only
+ * for aggregating a software RAID's disk util figures.
+ */
+ struct flist_head slaves;
+
unsigned long msec;
struct timeval time;
+
+ struct fio_mutex *lock;
+ unsigned long users;
};
-#define DISK_UTIL_MSEC (250)
+static inline void disk_util_inc(struct disk_util *du)
+{
+ if (du) {
+ fio_mutex_down(du->lock);
+ du->users++;
+ fio_mutex_up(du->lock);
+ }
+}
-#ifndef min
-#define min(a, b) ((a) < (b) ? (a) : (b))
-#endif
-#ifndef max
-#define max(a, b) ((a) > (b) ? (a) : (b))
-#endif
+static inline void disk_util_dec(struct disk_util *du)
+{
+ if (du) {
+ fio_mutex_down(du->lock);
+ du->users--;
+ fio_mutex_up(du->lock);
+ }
+}
+
+#define DISK_UTIL_MSEC (250)
/*
* Log exports
*/
+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 *);
-extern void write_iolog_put(struct thread_data *, struct io_u *);
+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 *);
/*
* Logging
*/
-extern void add_clat_sample(struct thread_data *, enum fio_ddir, unsigned long);
-extern void add_slat_sample(struct thread_data *, enum fio_ddir, unsigned long);
-extern void add_bw_sample(struct thread_data *, enum fio_ddir, struct timeval *);
+extern void add_clat_sample(struct thread_data *, enum fio_ddir, unsigned long,
+ unsigned int);
+extern void add_slat_sample(struct thread_data *, enum fio_ddir, unsigned long,
+ unsigned int);
+extern void add_bw_sample(struct thread_data *, enum fio_ddir, unsigned int,
+ struct timeval *);
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_named(struct thread_data *, struct io_log *, const char *, const char *);
extern void __finish_log(struct io_log *, const char *);
extern struct io_log *agg_io_log[2];
extern int write_bw_log;
-extern void add_agg_sample(unsigned long, enum fio_ddir);
+extern void add_agg_sample(unsigned long, enum fio_ddir, unsigned int);
/*
* Time functions
*/
-extern unsigned long utime_since(struct timeval *, struct timeval *);
-extern unsigned long utime_since_now(struct timeval *);
+extern unsigned long long utime_since(struct timeval *, struct timeval *);
+extern unsigned long long utime_since_now(struct timeval *);
extern unsigned long mtime_since(struct timeval *, struct timeval *);
extern unsigned long mtime_since_now(struct timeval *);
extern unsigned long time_since_now(struct timeval *);
extern unsigned long mtime_since_genesis(void);
-extern void __usec_sleep(unsigned int);
+extern void usec_spin(unsigned int);
extern void usec_sleep(struct thread_data *, unsigned long);
extern void rate_throttle(struct thread_data *, unsigned long, unsigned int);
extern void fill_start_time(struct timeval *);
extern void fio_gettime(struct timeval *, void *);
+extern void fio_gtod_init(void);
+extern void fio_gtod_update(void);
extern void set_genesis_time(void);
+extern int ramp_time_over(struct thread_data *);
+extern int in_ramp_time(struct thread_data *);
/*
* Init/option functions
*/
extern int __must_check parse_options(int, char **);
-extern int fio_option_parse(struct thread_data *, const char *);
+extern int fio_options_parse(struct thread_data *, char **, int);
extern int fio_cmd_option_parse(struct thread_data *, const char *, char *);
extern void fio_fill_default_options(struct thread_data *);
extern int fio_show_option_help(const char *);
extern void fio_options_dup_and_init(struct option *);
+extern void options_mem_dupe(struct thread_data *);
+extern void options_mem_free(struct thread_data *);
+extern void td_fill_rand_seeds(struct thread_data *);
#define FIO_GETOPT_JOB 0x89988998
#define FIO_NR_OPTIONS 128
-/*
- * File setup/shutdown
- */
-extern void close_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 void 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 add_dir_files(struct thread_data *, const char *);
-extern int init_random_map(struct thread_data *);
-
/*
* ETA/status stuff
*/
extern void print_thread_status(void);
extern void print_status_init(int);
+/*
+ * disk util stuff
+ */
+#ifdef FIO_HAVE_DISK_UTIL
+extern void show_disk_util(void);
+extern void init_disk_util(struct thread_data *);
+extern void update_io_ticks(void);
+#else
+#define show_disk_util()
+#define init_disk_util(td)
+#define update_io_ticks()
+#endif
+
/*
* Thread life cycle. Once a thread has a runstate beyond TD_INITIALIZED, it
* will never back again. It may cycle between running/verififying/fsyncing.
TD_NOT_CREATED = 0,
TD_CREATED,
TD_INITIALIZED,
+ TD_RAMP,
TD_RUNNING,
+ TD_PRE_READING,
TD_VERIFYING,
TD_FSYNCING,
TD_EXITED,
TD_REAPED,
};
-/*
- * Verify helpers
- */
-extern void populate_verify_io_u(struct thread_data *, struct io_u *);
-extern int __must_check get_next_verify(struct thread_data *td, struct io_u *);
-extern int __must_check verify_io_u(struct io_u *);
+extern void td_set_runstate(struct thread_data *, int);
/*
* Memory helpers
extern void free_io_mem(struct thread_data *);
/*
- * io unit handling
+ * Reset stats after ramp time completes
*/
-#define queue_full(td) list_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 *);
-extern void requeue_io_u(struct thread_data *, struct io_u **);
-extern long __must_check io_u_sync_complete(struct thread_data *, struct io_u *);
-extern long __must_check io_u_queued_complete(struct thread_data *, int);
-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 reset_all_stats(struct thread_data *);
/*
- * io engine entry points
+ * blktrace support
*/
-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_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 *);
-
-/*
- * 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;
- char name[16];
- int version;
- int flags;
- int (*setup)(struct thread_data *);
- int (*init)(struct thread_data *);
- 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 *);
- 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 *);
- void *data;
- void *dlhandle;
-};
-
-#define FIO_IOOPS_VERSION 6
-
-extern struct ioengine_ops *load_ioengine(struct thread_data *, const char *);
-extern void register_ioengine(struct ioengine_ops *);
-extern void unregister_ioengine(struct ioengine_ops *);
-extern void close_ioengine(struct thread_data *);
+#ifdef FIO_HAVE_BLKTRACE
+extern int is_blktrace(const char *);
+extern int load_blktrace(struct thread_data *, const char *);
+#endif
/*
* Mark unused variables passed to ops functions as unused, to silence gcc
#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)) { \
} \
} while (0)
+static inline void fio_file_reset(struct fio_file *f)
+{
+ f->last_free_lookup = 0;
+ f->last_pos = f->file_offset;
+ if (f->file_map)
+ memset(f->file_map, 0, f->num_maps * sizeof(int));
+}
+
+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
+
+static inline int fio_fill_issue_time(struct thread_data *td)
+{
+ if (td->o.read_iolog_file ||
+ !td->o.disable_clat || !td->o.disable_slat || !td->o.disable_bw)
+ return 1;
+
+ return 0;
+}
+
#endif