#include <guasi.h>
#endif
-#define FIO_IOOPS_VERSION 16
+#define FIO_IOOPS_VERSION 21
enum {
IO_U_F_FREE = 1 << 0,
IO_U_F_FLIGHT = 1 << 1,
- IO_U_F_FREE_DEF = 1 << 2,
+ IO_U_F_NO_FILE_PUT = 1 << 2,
IO_U_F_IN_CUR_DEPTH = 1 << 3,
IO_U_F_BUSY_OK = 1 << 4,
IO_U_F_TRIMMED = 1 << 5,
/*
* Initial seed for generating the buffer contents
*/
- unsigned long rand_seed;
+ uint64_t rand_seed;
/*
* IO engine state, may be different from above when we get
*/
unsigned long buf_filled_len;
+ struct io_piece *ipo;
+
+ unsigned int resid;
+ unsigned int error;
+
+ /*
+ * io engine private data
+ */
+ union {
+ unsigned int index;
+ unsigned int seen;
+ void *engine_data;
+ };
+
+ struct flist_head verify_list;
+
+ /*
+ * Callback for io completion
+ */
+ int (*end_io)(struct thread_data *, struct io_u **);
+
union {
#ifdef CONFIG_LIBAIO
struct iocb iocb;
#endif
void *mmap_data;
};
-
- unsigned int resid;
- unsigned int error;
-
- /*
- * io engine private data
- */
- union {
- unsigned int index;
- unsigned int seen;
- void *engine_data;
- };
-
- struct flist_head verify_list;
-
- /*
- * Callback for io completion
- */
- int (*end_io)(struct thread_data *, struct io_u *);
};
/*
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 *, unsigned int, unsigned int, struct timespec *);
+ int (*getevents)(struct thread_data *, unsigned int, unsigned int, const 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 *);
int (*close_file)(struct thread_data *, struct fio_file *);
+ int (*invalidate)(struct thread_data *, struct fio_file *);
+ int (*unlink_file)(struct thread_data *, struct fio_file *);
int (*get_file_size)(struct thread_data *, struct fio_file *);
void (*terminate)(struct thread_data *);
int (*io_u_init)(struct thread_data *, struct io_u *);
FIO_BARRIER = 1 << 8, /* engine supports barriers */
FIO_MEMALIGN = 1 << 9, /* engine wants aligned memory */
FIO_BIT_BASED = 1 << 10, /* engine uses a bit base (e.g. uses Kbit as opposed to KB) */
+ FIO_FAKEIO = 1 << 11, /* engine pretends to do IO */
};
+/*
+ * External engine defined symbol to fill in the engine ops structure
+ */
+typedef void (*get_ioengine_t)(struct ioengine_ops **);
+
/*
* io engine entry points
*/
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 *, unsigned int, unsigned int, struct timespec *);
+extern int __must_check td_io_getevents(struct thread_data *, unsigned int, unsigned int, const 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 int td_io_close_file(struct thread_data *, struct fio_file *);
+extern int td_io_unlink_file(struct thread_data *, struct fio_file *);
extern int __must_check td_io_get_file_size(struct thread_data *, struct fio_file *);
extern struct ioengine_ops *load_ioengine(struct thread_data *, const char *);
extern void io_u_fill_buffer(struct thread_data *td, struct io_u *, unsigned int, unsigned int);
void io_u_mark_complete(struct thread_data *, unsigned int);
void io_u_mark_submit(struct thread_data *, unsigned int);
-int queue_full(struct thread_data *);
+int queue_full(const struct thread_data *);
-int do_io_u_sync(struct thread_data *, struct io_u *);
-int do_io_u_trim(struct thread_data *, struct io_u *);
+int do_io_u_sync(const struct thread_data *, struct io_u *);
+int do_io_u_trim(const struct thread_data *, struct io_u *);
#ifdef FIO_INC_DEBUG
static inline void dprint_io_u(struct io_u *io_u, const char *p)