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,
31 struct timespec start_time;
32 struct timespec issue_time;
34 struct fio_file *file;
39 * For replay workloads, we may want to account as a different
40 * IO type than what is being submitted.
42 enum fio_ddir acct_ddir;
47 unsigned short numberio;
52 unsigned short ioprio;
53 unsigned short clat_prio_index;
56 * Allocated/set buffer and length
58 unsigned long long buflen;
59 unsigned long long offset; /* is really ->xfer_offset... */
60 unsigned long long verify_offset; /* is really ->offset */
64 * Initial seed for generating the buffer contents
69 * IO engine state, may be different from above when we get
70 * partial transfers / residual data counts
73 unsigned long long xfer_buflen;
76 * Parameter related to pre-filled buffers and
77 * their size to handle variable block sizes.
79 unsigned long long buf_filled_len;
83 unsigned long long resid;
87 * io engine private data
96 struct flist_head verify_list;
97 struct workqueue_work work;
101 * ZBD mode zbd_queue_io callback: called after engine->queue operation
102 * to advance a zone write pointer and eventually unlock the I/O zone.
103 * @q indicates the I/O queue status (busy, queued or completed).
104 * @success == true means that the I/O operation has been queued or
105 * completed successfully.
107 void (*zbd_queue_io)(struct thread_data *td, struct io_u *, int q,
111 * ZBD mode zbd_put_io callback: called in after completion of an I/O
112 * or commit of an async I/O to unlock the I/O target zone.
114 void (*zbd_put_io)(struct thread_data *td, const struct io_u *);
117 * Callback for io completion
119 int (*end_io)(struct thread_data *, struct io_u **);
128 #ifdef CONFIG_POSIXAIO
132 struct sg_io_hdr hdr;
134 #ifdef CONFIG_SOLARISAIO
135 aio_result_t resultp;
147 extern struct io_u *__get_io_u(struct thread_data *);
148 extern struct io_u *get_io_u(struct thread_data *);
149 extern void put_io_u(struct thread_data *, struct io_u *);
150 extern void clear_io_u(struct thread_data *, struct io_u *);
151 extern void requeue_io_u(struct thread_data *, struct io_u **);
152 extern int __must_check io_u_sync_complete(struct thread_data *, struct io_u *);
153 extern int __must_check io_u_queued_complete(struct thread_data *, int);
154 extern void io_u_queued(struct thread_data *, struct io_u *);
155 extern int io_u_quiesce(struct thread_data *);
156 extern void io_u_log_error(struct thread_data *, struct io_u *);
157 extern void io_u_mark_depth(struct thread_data *, unsigned int);
158 extern void fill_io_buffer(struct thread_data *, void *, unsigned long long, unsigned long long);
159 extern void io_u_fill_buffer(struct thread_data *td, struct io_u *, unsigned long long, unsigned long long);
160 void io_u_mark_complete(struct thread_data *, unsigned int);
161 void io_u_mark_submit(struct thread_data *, unsigned int);
162 bool queue_full(const struct thread_data *);
164 int do_io_u_sync(const struct thread_data *, struct io_u *);
165 int do_io_u_trim(const struct thread_data *, struct io_u *);
168 static inline void dprint_io_u(struct io_u *io_u, const char *p)
170 struct fio_file *f = io_u->file;
173 dprint(FD_IO, "%s: io_u %p: off=0x%llx,len=0x%llx,ddir=%d,file=%s\n",
175 (unsigned long long) io_u->offset,
176 io_u->buflen, io_u->ddir,
179 dprint(FD_IO, "%s: io_u %p: off=0x%llx,len=0x%llx,ddir=%d\n",
181 (unsigned long long) io_u->offset,
182 io_u->buflen, io_u->ddir);
185 #define dprint_io_u(io_u, p)
188 static inline enum fio_ddir acct_ddir(struct io_u *io_u)
190 if (io_u->acct_ddir != -1)
191 return io_u->acct_ddir;
196 #define io_u_clear(td, io_u, val) \
197 td_flags_clear((td), &(io_u->flags), (val))
198 #define io_u_set(td, io_u, val) \
199 td_flags_set((td), &(io_u)->flags, (val))