4 #include "compiler/compiler.h"
17 IO_U_F_FLIGHT = 1 << 1,
18 IO_U_F_NO_FILE_PUT = 1 << 2,
19 IO_U_F_IN_CUR_DEPTH = 1 << 3,
20 IO_U_F_BUSY_OK = 1 << 4,
21 IO_U_F_TRIMMED = 1 << 5,
22 IO_U_F_BARRIER = 1 << 6,
23 IO_U_F_VER_LIST = 1 << 7,
24 IO_U_F_PATTERN_DONE = 1 << 8,
25 IO_U_F_OVERLAP_LOCK = 1 << 9,
32 struct timespec start_time;
33 struct timespec issue_time;
35 struct fio_file *file;
40 * For replay workloads, we may want to account as a different
41 * IO type than what is being submitted.
43 enum fio_ddir acct_ddir;
48 unsigned short numberio;
53 unsigned short ioprio;
54 unsigned short clat_prio_index;
57 * Allocated/set buffer and length
59 unsigned long long buflen;
60 unsigned long long offset; /* is really ->xfer_offset... */
61 unsigned long long verify_offset; /* is really ->offset */
65 * Initial seed for generating the buffer contents
70 * IO engine state, may be different from above when we get
71 * partial transfers / residual data counts
74 unsigned long long xfer_buflen;
77 * Parameter related to pre-filled buffers and
78 * their size to handle variable block sizes.
80 unsigned long long buf_filled_len;
84 unsigned long long resid;
88 * io engine private data
97 struct flist_head verify_list;
98 struct workqueue_work work;
102 * ZBD mode zbd_queue_io callback: called after engine->queue operation
103 * to advance a zone write pointer and eventually unlock the I/O zone.
104 * @q indicates the I/O queue status (busy, queued or completed).
105 * @success == true means that the I/O operation has been queued or
106 * completed successfully.
108 void (*zbd_queue_io)(struct thread_data *td, struct io_u *, int q,
112 * ZBD mode zbd_put_io callback: called in after completion of an I/O
113 * or commit of an async I/O to unlock the I/O target zone.
115 void (*zbd_put_io)(struct thread_data *td, const struct io_u *);
118 * Callback for io completion
120 int (*end_io)(struct thread_data *, struct io_u **);
129 #ifdef CONFIG_POSIXAIO
133 struct sg_io_hdr hdr;
135 #ifdef CONFIG_SOLARISAIO
136 aio_result_t resultp;
148 extern struct io_u *__get_io_u(struct thread_data *);
149 extern struct io_u *get_io_u(struct thread_data *);
150 extern void put_io_u(struct thread_data *, struct io_u *);
151 extern void clear_io_u(struct thread_data *, struct io_u *);
152 extern void requeue_io_u(struct thread_data *, struct io_u **);
153 extern int __must_check io_u_sync_complete(struct thread_data *, struct io_u *);
154 extern int __must_check io_u_queued_complete(struct thread_data *, int);
155 extern void io_u_queued(struct thread_data *, struct io_u *);
156 extern int io_u_quiesce(struct thread_data *);
157 extern void io_u_log_error(struct thread_data *, struct io_u *);
158 extern void io_u_mark_depth(struct thread_data *, unsigned int);
159 extern void fill_io_buffer(struct thread_data *, void *, unsigned long long, unsigned long long);
160 extern void io_u_fill_buffer(struct thread_data *td, struct io_u *, unsigned long long, unsigned long long);
161 void io_u_mark_complete(struct thread_data *, unsigned int);
162 void io_u_mark_submit(struct thread_data *, unsigned int);
163 bool queue_full(const struct thread_data *);
165 int do_io_u_sync(const struct thread_data *, struct io_u *);
166 int do_io_u_trim(const struct thread_data *, struct io_u *);
169 static inline void dprint_io_u(struct io_u *io_u, const char *p)
171 struct fio_file *f = io_u->file;
174 dprint(FD_IO, "%s: io_u %p: off=0x%llx,len=0x%llx,ddir=%d,file=%s\n",
176 (unsigned long long) io_u->offset,
177 io_u->buflen, io_u->ddir,
180 dprint(FD_IO, "%s: io_u %p: off=0x%llx,len=0x%llx,ddir=%d\n",
182 (unsigned long long) io_u->offset,
183 io_u->buflen, io_u->ddir);
186 #define dprint_io_u(io_u, p)
189 static inline enum fio_ddir acct_ddir(struct io_u *io_u)
191 if (io_u->acct_ddir != -1)
192 return io_u->acct_ddir;
197 #define io_u_clear(td, io_u, val) \
198 td_flags_clear((td), &(io_u->flags), (val))
199 #define io_u_set(td, io_u, val) \
200 td_flags_set((td), &(io_u)->flags, (val))