Commit | Line | Data |
---|---|---|
ed92ac0c | 1 | /* |
da751ca9 JA |
2 | * net engine |
3 | * | |
4 | * IO engine that reads/writes to/from sockets. | |
5 | * | |
ed92ac0c JA |
6 | */ |
7 | #include <stdio.h> | |
8 | #include <stdlib.h> | |
9 | #include <unistd.h> | |
10 | #include <errno.h> | |
11 | #include <assert.h> | |
12 | #include <netinet/in.h> | |
13 | #include <arpa/inet.h> | |
14 | #include <netdb.h> | |
5fdd124a | 15 | #include <sys/poll.h> |
7292056a JA |
16 | #include <sys/types.h> |
17 | #include <sys/socket.h> | |
ed92ac0c JA |
18 | |
19 | #include "../fio.h" | |
ed92ac0c | 20 | |
b5af8293 JA |
21 | struct netio_data { |
22 | int listenfd; | |
23 | int send_to_net; | |
9cce02e8 | 24 | int use_splice; |
414c2a3e | 25 | int net_protocol; |
9cce02e8 | 26 | int pipes[2]; |
b5af8293 JA |
27 | char host[64]; |
28 | struct sockaddr_in addr; | |
29 | }; | |
ed92ac0c | 30 | |
371d456c JA |
31 | /* |
32 | * Return -1 for error and 'nr events' for a positive number | |
33 | * of events | |
34 | */ | |
35 | static int poll_wait(struct thread_data *td, int fd, short events) | |
36 | { | |
37 | struct pollfd pfd; | |
38 | int ret; | |
39 | ||
40 | while (!td->terminate) { | |
41 | pfd.fd = fd; | |
42 | pfd.events = events; | |
43 | ret = poll(&pfd, 1, -1); | |
44 | if (ret < 0) { | |
45 | if (errno == EINTR) | |
d5b388a5 | 46 | break; |
371d456c JA |
47 | |
48 | td_verror(td, errno, "poll"); | |
49 | return -1; | |
50 | } else if (!ret) | |
51 | continue; | |
52 | ||
53 | break; | |
54 | } | |
55 | ||
56 | if (pfd.revents & events) | |
57 | return 1; | |
371d456c JA |
58 | |
59 | return -1; | |
60 | } | |
61 | ||
ed92ac0c JA |
62 | static int fio_netio_prep(struct thread_data *td, struct io_u *io_u) |
63 | { | |
b5af8293 | 64 | struct netio_data *nd = td->io_ops->data; |
ed92ac0c | 65 | |
7a6499da JA |
66 | /* |
67 | * Make sure we don't see spurious reads to a receiver, and vice versa | |
68 | */ | |
b5af8293 JA |
69 | if ((nd->send_to_net && io_u->ddir == DDIR_READ) || |
70 | (!nd->send_to_net && io_u->ddir == DDIR_WRITE)) { | |
e1161c32 | 71 | td_verror(td, EINVAL, "bad direction"); |
7a6499da | 72 | return 1; |
ed92ac0c | 73 | } |
7a6499da | 74 | |
f85ac25a | 75 | return 0; |
ed92ac0c JA |
76 | } |
77 | ||
5921e80c | 78 | #ifdef FIO_HAVE_SPLICE |
cd963e18 | 79 | static int splice_io_u(int fdin, int fdout, unsigned int len) |
ed92ac0c | 80 | { |
9cce02e8 | 81 | int bytes = 0; |
7a6499da | 82 | |
9cce02e8 | 83 | while (len) { |
cd963e18 | 84 | int ret = splice(fdin, NULL, fdout, NULL, len, 0); |
9cce02e8 JA |
85 | |
86 | if (ret < 0) { | |
87 | if (!bytes) | |
88 | bytes = ret; | |
89 | ||
90 | break; | |
91 | } else if (!ret) | |
92 | break; | |
93 | ||
94 | bytes += ret; | |
f657a2fb | 95 | len -= ret; |
9cce02e8 JA |
96 | } |
97 | ||
98 | return bytes; | |
99 | } | |
100 | ||
101 | /* | |
cd963e18 | 102 | * Receive bytes from a socket and fill them into the internal pipe |
9cce02e8 | 103 | */ |
cd963e18 | 104 | static int splice_in(struct thread_data *td, struct io_u *io_u) |
9cce02e8 JA |
105 | { |
106 | struct netio_data *nd = td->io_ops->data; | |
9cce02e8 | 107 | |
cd963e18 | 108 | return splice_io_u(io_u->file->fd, nd->pipes[1], io_u->xfer_buflen); |
9cce02e8 JA |
109 | } |
110 | ||
111 | /* | |
cd963e18 | 112 | * Transmit 'len' bytes from the internal pipe |
9cce02e8 | 113 | */ |
cd963e18 JA |
114 | static int splice_out(struct thread_data *td, struct io_u *io_u, |
115 | unsigned int len) | |
9cce02e8 JA |
116 | { |
117 | struct netio_data *nd = td->io_ops->data; | |
cd963e18 JA |
118 | |
119 | return splice_io_u(nd->pipes[0], io_u->file->fd, len); | |
120 | } | |
121 | ||
122 | static int vmsplice_io_u(struct io_u *io_u, int fd, unsigned int len) | |
123 | { | |
9cce02e8 JA |
124 | struct iovec iov = { |
125 | .iov_base = io_u->xfer_buf, | |
126 | .iov_len = len, | |
127 | }; | |
128 | int bytes = 0; | |
129 | ||
130 | while (iov.iov_len) { | |
cd963e18 | 131 | int ret = vmsplice(fd, &iov, 1, SPLICE_F_MOVE); |
9cce02e8 JA |
132 | |
133 | if (ret < 0) { | |
134 | if (!bytes) | |
135 | bytes = ret; | |
136 | break; | |
137 | } else if (!ret) | |
138 | break; | |
139 | ||
140 | iov.iov_len -= ret; | |
cd963e18 | 141 | iov.iov_base += ret; |
f657a2fb | 142 | bytes += ret; |
9cce02e8 JA |
143 | } |
144 | ||
145 | return bytes; | |
cd963e18 | 146 | |
9cce02e8 JA |
147 | } |
148 | ||
149 | /* | |
cd963e18 | 150 | * vmsplice() pipe to io_u buffer |
9cce02e8 | 151 | */ |
cd963e18 JA |
152 | static int vmsplice_io_u_out(struct thread_data *td, struct io_u *io_u, |
153 | unsigned int len) | |
9cce02e8 JA |
154 | { |
155 | struct netio_data *nd = td->io_ops->data; | |
9cce02e8 | 156 | |
cd963e18 JA |
157 | return vmsplice_io_u(io_u, nd->pipes[0], len); |
158 | } | |
9cce02e8 | 159 | |
cd963e18 JA |
160 | /* |
161 | * vmsplice() io_u to pipe | |
162 | */ | |
163 | static int vmsplice_io_u_in(struct thread_data *td, struct io_u *io_u) | |
164 | { | |
165 | struct netio_data *nd = td->io_ops->data; | |
ed92ac0c | 166 | |
cd963e18 | 167 | return vmsplice_io_u(io_u, nd->pipes[1], io_u->xfer_buflen); |
9cce02e8 JA |
168 | } |
169 | ||
cd963e18 JA |
170 | /* |
171 | * splice receive - transfer socket data into a pipe using splice, then map | |
172 | * that pipe data into the io_u using vmsplice. | |
173 | */ | |
9cce02e8 JA |
174 | static int fio_netio_splice_in(struct thread_data *td, struct io_u *io_u) |
175 | { | |
176 | int ret; | |
177 | ||
178 | ret = splice_in(td, io_u); | |
cd963e18 JA |
179 | if (ret > 0) |
180 | return vmsplice_io_u_out(td, io_u, ret); | |
9cce02e8 | 181 | |
cd963e18 | 182 | return ret; |
9cce02e8 JA |
183 | } |
184 | ||
cd963e18 JA |
185 | /* |
186 | * splice transmit - map data from the io_u into a pipe by using vmsplice, | |
187 | * then transfer that pipe to a socket using splice. | |
188 | */ | |
9cce02e8 JA |
189 | static int fio_netio_splice_out(struct thread_data *td, struct io_u *io_u) |
190 | { | |
191 | int ret; | |
192 | ||
193 | ret = vmsplice_io_u_in(td, io_u); | |
cd963e18 JA |
194 | if (ret > 0) |
195 | return splice_out(td, io_u, ret); | |
9cce02e8 | 196 | |
cd963e18 | 197 | return ret; |
9cce02e8 | 198 | } |
5921e80c JA |
199 | #else |
200 | static int fio_netio_splice_in(struct thread_data *td, struct io_u *io_u) | |
201 | { | |
af8771b9 | 202 | errno = EOPNOTSUPP; |
5921e80c JA |
203 | return -1; |
204 | } | |
205 | ||
206 | static int fio_netio_splice_out(struct thread_data *td, struct io_u *io_u) | |
207 | { | |
af8771b9 | 208 | errno = EOPNOTSUPP; |
5921e80c JA |
209 | return -1; |
210 | } | |
211 | #endif | |
9cce02e8 JA |
212 | |
213 | static int fio_netio_send(struct thread_data *td, struct io_u *io_u) | |
214 | { | |
414c2a3e | 215 | struct netio_data *nd = td->io_ops->data; |
371d456c JA |
216 | int ret, flags = 0; |
217 | ||
218 | ret = poll_wait(td, io_u->file->fd, POLLOUT); | |
219 | if (ret <= 0) | |
220 | return ret; | |
9cce02e8 JA |
221 | |
222 | /* | |
223 | * if we are going to write more, set MSG_MORE | |
224 | */ | |
5921e80c | 225 | #ifdef MSG_MORE |
9cce02e8 JA |
226 | if (td->this_io_bytes[DDIR_WRITE] + io_u->xfer_buflen < td->o.size) |
227 | flags = MSG_MORE; | |
5921e80c | 228 | #endif |
9cce02e8 | 229 | |
414c2a3e JA |
230 | if (nd->net_protocol == IPPROTO_UDP) { |
231 | return sendto(io_u->file->fd, io_u->xfer_buf, io_u->xfer_buflen, | |
35651820 | 232 | 0, &nd->addr, sizeof(nd->addr)); |
414c2a3e JA |
233 | } else { |
234 | return send(io_u->file->fd, io_u->xfer_buf, io_u->xfer_buflen, | |
235 | flags); | |
236 | } | |
9cce02e8 JA |
237 | } |
238 | ||
414c2a3e | 239 | static int fio_netio_recv(struct thread_data *td, struct io_u *io_u) |
9cce02e8 | 240 | { |
414c2a3e | 241 | struct netio_data *nd = td->io_ops->data; |
371d456c JA |
242 | int ret, flags = MSG_WAITALL; |
243 | ||
244 | ret = poll_wait(td, io_u->file->fd, POLLIN); | |
245 | if (ret <= 0) | |
246 | return ret; | |
9cce02e8 | 247 | |
414c2a3e JA |
248 | if (nd->net_protocol == IPPROTO_UDP) { |
249 | socklen_t len = sizeof(nd->addr); | |
250 | ||
251 | return recvfrom(io_u->file->fd, io_u->xfer_buf, | |
252 | io_u->xfer_buflen, 0, &nd->addr, &len); | |
253 | } else { | |
254 | return recv(io_u->file->fd, io_u->xfer_buf, io_u->xfer_buflen, | |
255 | flags); | |
256 | } | |
9cce02e8 JA |
257 | } |
258 | ||
259 | static int fio_netio_queue(struct thread_data *td, struct io_u *io_u) | |
260 | { | |
261 | struct netio_data *nd = td->io_ops->data; | |
262 | int ret; | |
263 | ||
7101d9c2 JA |
264 | fio_ro_check(td, io_u); |
265 | ||
9cce02e8 | 266 | if (io_u->ddir == DDIR_WRITE) { |
414c2a3e | 267 | if (!nd->use_splice || nd->net_protocol == IPPROTO_UDP) |
9cce02e8 | 268 | ret = fio_netio_send(td, io_u); |
414c2a3e JA |
269 | else |
270 | ret = fio_netio_splice_out(td, io_u); | |
d4f12dd0 | 271 | } else if (io_u->ddir == DDIR_READ) { |
414c2a3e JA |
272 | if (!nd->use_splice || nd->net_protocol == IPPROTO_UDP) |
273 | ret = fio_netio_recv(td, io_u); | |
9cce02e8 | 274 | else |
414c2a3e | 275 | ret = fio_netio_splice_in(td, io_u); |
d4f12dd0 | 276 | } else |
7a6499da | 277 | ret = 0; /* must be a SYNC */ |
ed92ac0c | 278 | |
cec6b55d | 279 | if (ret != (int) io_u->xfer_buflen) { |
22819ec2 | 280 | if (ret >= 0) { |
cec6b55d JA |
281 | io_u->resid = io_u->xfer_buflen - ret; |
282 | io_u->error = 0; | |
36167d82 | 283 | return FIO_Q_COMPLETED; |
414c2a3e JA |
284 | } else { |
285 | int err = errno; | |
286 | ||
287 | if (io_u->ddir == DDIR_WRITE && err == EMSGSIZE) | |
288 | return FIO_Q_BUSY; | |
289 | ||
290 | io_u->error = err; | |
291 | } | |
ed92ac0c JA |
292 | } |
293 | ||
36167d82 | 294 | if (io_u->error) |
e1161c32 | 295 | td_verror(td, io_u->error, "xfer"); |
ed92ac0c | 296 | |
36167d82 | 297 | return FIO_Q_COMPLETED; |
ed92ac0c JA |
298 | } |
299 | ||
b5af8293 | 300 | static int fio_netio_connect(struct thread_data *td, struct fio_file *f) |
ed92ac0c | 301 | { |
b5af8293 | 302 | struct netio_data *nd = td->io_ops->data; |
414c2a3e JA |
303 | int type; |
304 | ||
305 | if (nd->net_protocol == IPPROTO_TCP) | |
306 | type = SOCK_STREAM; | |
307 | else | |
308 | type = SOCK_DGRAM; | |
ed92ac0c | 309 | |
414c2a3e | 310 | f->fd = socket(AF_INET, type, nd->net_protocol); |
b5af8293 JA |
311 | if (f->fd < 0) { |
312 | td_verror(td, errno, "socket"); | |
313 | return 1; | |
ed92ac0c JA |
314 | } |
315 | ||
414c2a3e JA |
316 | if (nd->net_protocol == IPPROTO_UDP) |
317 | return 0; | |
318 | ||
b5af8293 JA |
319 | if (connect(f->fd, (struct sockaddr *) &nd->addr, sizeof(nd->addr)) < 0) { |
320 | td_verror(td, errno, "connect"); | |
321 | return 1; | |
ed92ac0c JA |
322 | } |
323 | ||
324 | return 0; | |
ed92ac0c JA |
325 | } |
326 | ||
b5af8293 | 327 | static int fio_netio_accept(struct thread_data *td, struct fio_file *f) |
5fdd124a | 328 | { |
b5af8293 JA |
329 | struct netio_data *nd = td->io_ops->data; |
330 | socklen_t socklen = sizeof(nd->addr); | |
5fdd124a | 331 | |
414c2a3e JA |
332 | if (nd->net_protocol == IPPROTO_UDP) { |
333 | f->fd = nd->listenfd; | |
334 | return 0; | |
335 | } | |
336 | ||
6d86144d | 337 | log_info("fio: waiting for connection\n"); |
5fdd124a | 338 | |
371d456c JA |
339 | if (poll_wait(td, nd->listenfd, POLLIN) < 0) |
340 | return 1; | |
0c09442b | 341 | |
371d456c JA |
342 | f->fd = accept(nd->listenfd, (struct sockaddr *) &nd->addr, &socklen); |
343 | if (f->fd < 0) { | |
344 | td_verror(td, errno, "accept"); | |
345 | return 1; | |
b5af8293 | 346 | } |
5fdd124a | 347 | |
b5af8293 JA |
348 | return 0; |
349 | } | |
350 | ||
b5af8293 JA |
351 | static int fio_netio_open_file(struct thread_data *td, struct fio_file *f) |
352 | { | |
353 | if (td_read(td)) | |
354 | return fio_netio_accept(td, f); | |
355 | else | |
356 | return fio_netio_connect(td, f); | |
357 | } | |
358 | ||
359 | static int fio_netio_setup_connect(struct thread_data *td, const char *host, | |
360 | unsigned short port) | |
361 | { | |
362 | struct netio_data *nd = td->io_ops->data; | |
363 | ||
364 | nd->addr.sin_family = AF_INET; | |
365 | nd->addr.sin_port = htons(port); | |
366 | ||
367 | if (inet_aton(host, &nd->addr.sin_addr) != 1) { | |
368 | struct hostent *hent; | |
369 | ||
370 | hent = gethostbyname(host); | |
371 | if (!hent) { | |
372 | td_verror(td, errno, "gethostbyname"); | |
373 | return 1; | |
5fdd124a | 374 | } |
b5af8293 JA |
375 | |
376 | memcpy(&nd->addr.sin_addr, hent->h_addr, 4); | |
5fdd124a JA |
377 | } |
378 | ||
379 | return 0; | |
380 | } | |
381 | ||
b5af8293 | 382 | static int fio_netio_setup_listen(struct thread_data *td, short port) |
ed92ac0c | 383 | { |
b5af8293 | 384 | struct netio_data *nd = td->io_ops->data; |
414c2a3e | 385 | int fd, opt, type; |
ed92ac0c | 386 | |
414c2a3e JA |
387 | if (nd->net_protocol == IPPROTO_TCP) |
388 | type = SOCK_STREAM; | |
389 | else | |
390 | type = SOCK_DGRAM; | |
391 | ||
392 | fd = socket(AF_INET, type, nd->net_protocol); | |
ed92ac0c | 393 | if (fd < 0) { |
e1161c32 | 394 | td_verror(td, errno, "socket"); |
ed92ac0c JA |
395 | return 1; |
396 | } | |
397 | ||
398 | opt = 1; | |
399 | if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)) < 0) { | |
e1161c32 | 400 | td_verror(td, errno, "setsockopt"); |
ed92ac0c JA |
401 | return 1; |
402 | } | |
6bedbfaf JA |
403 | #ifdef SO_REUSEPORT |
404 | if (setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt)) < 0) { | |
e1161c32 | 405 | td_verror(td, errno, "setsockopt"); |
6bedbfaf JA |
406 | return 1; |
407 | } | |
408 | #endif | |
ed92ac0c | 409 | |
b5af8293 JA |
410 | nd->addr.sin_family = AF_INET; |
411 | nd->addr.sin_addr.s_addr = htonl(INADDR_ANY); | |
412 | nd->addr.sin_port = htons(port); | |
ed92ac0c | 413 | |
b5af8293 | 414 | if (bind(fd, (struct sockaddr *) &nd->addr, sizeof(nd->addr)) < 0) { |
e1161c32 | 415 | td_verror(td, errno, "bind"); |
ed92ac0c JA |
416 | return 1; |
417 | } | |
414c2a3e | 418 | if (nd->net_protocol == IPPROTO_TCP && listen(fd, 1) < 0) { |
e1161c32 | 419 | td_verror(td, errno, "listen"); |
ed92ac0c JA |
420 | return 1; |
421 | } | |
422 | ||
b5af8293 JA |
423 | nd->listenfd = fd; |
424 | return 0; | |
ed92ac0c JA |
425 | } |
426 | ||
9bec88e1 | 427 | static int fio_netio_init(struct thread_data *td) |
ed92ac0c | 428 | { |
b5af8293 | 429 | struct netio_data *nd = td->io_ops->data; |
443662ef | 430 | unsigned int port; |
b5af8293 | 431 | char host[64], buf[128]; |
414c2a3e | 432 | char *sep, *portp, *modep; |
af52b345 | 433 | int ret; |
ed92ac0c | 434 | |
413dd459 | 435 | if (td_rw(td)) { |
ed92ac0c JA |
436 | log_err("fio: network connections must be read OR write\n"); |
437 | return 1; | |
438 | } | |
16d55aae JA |
439 | if (td_random(td)) { |
440 | log_err("fio: network IO can't be random\n"); | |
441 | return 1; | |
442 | } | |
ed92ac0c | 443 | |
2dc1bbeb | 444 | strcpy(buf, td->o.filename); |
ed92ac0c | 445 | |
9f9214f2 | 446 | sep = strchr(buf, '/'); |
443662ef JA |
447 | if (!sep) |
448 | goto bad_host; | |
ed92ac0c JA |
449 | |
450 | *sep = '\0'; | |
451 | sep++; | |
452 | strcpy(host, buf); | |
443662ef JA |
453 | if (!strlen(host)) |
454 | goto bad_host; | |
455 | ||
414c2a3e JA |
456 | modep = NULL; |
457 | portp = sep; | |
458 | sep = strchr(portp, '/'); | |
459 | if (sep) { | |
460 | *sep = '\0'; | |
461 | modep = sep + 1; | |
462 | } | |
463 | ||
464 | port = strtol(portp, NULL, 10); | |
443662ef JA |
465 | if (!port || port > 65535) |
466 | goto bad_host; | |
ed92ac0c | 467 | |
414c2a3e | 468 | if (modep) { |
3f8fc5ad JA |
469 | if (!strncmp("tcp", modep, strlen(modep)) || |
470 | !strncmp("TCP", modep, strlen(modep))) | |
414c2a3e | 471 | nd->net_protocol = IPPROTO_TCP; |
3f8fc5ad JA |
472 | else if (!strncmp("udp", modep, strlen(modep)) || |
473 | !strncmp("UDP", modep, strlen(modep))) | |
414c2a3e JA |
474 | nd->net_protocol = IPPROTO_UDP; |
475 | else | |
476 | goto bad_host; | |
477 | } else | |
478 | nd->net_protocol = IPPROTO_TCP; | |
479 | ||
413dd459 | 480 | if (td_read(td)) { |
b5af8293 | 481 | nd->send_to_net = 0; |
ed92ac0c JA |
482 | ret = fio_netio_setup_listen(td, port); |
483 | } else { | |
b5af8293 | 484 | nd->send_to_net = 1; |
ed92ac0c JA |
485 | ret = fio_netio_setup_connect(td, host, port); |
486 | } | |
487 | ||
7bb48f84 | 488 | return ret; |
443662ef | 489 | bad_host: |
414c2a3e | 490 | log_err("fio: bad network host/port/protocol: %s\n", td->o.filename); |
443662ef | 491 | return 1; |
ed92ac0c JA |
492 | } |
493 | ||
b5af8293 | 494 | static void fio_netio_cleanup(struct thread_data *td) |
9bec88e1 | 495 | { |
b5af8293 JA |
496 | struct netio_data *nd = td->io_ops->data; |
497 | ||
498 | if (nd) { | |
64b24cd8 JA |
499 | if (nd->listenfd != -1) |
500 | close(nd->listenfd); | |
501 | if (nd->pipes[0] != -1) | |
502 | close(nd->pipes[0]); | |
503 | if (nd->pipes[1] != -1) | |
504 | close(nd->pipes[1]); | |
505 | ||
b5af8293 | 506 | free(nd); |
b5af8293 JA |
507 | } |
508 | } | |
509 | ||
510 | static int fio_netio_setup(struct thread_data *td) | |
511 | { | |
7bb48f84 | 512 | struct netio_data *nd; |
7bb48f84 JA |
513 | |
514 | if (!td->io_ops->data) { | |
515 | nd = malloc(sizeof(*nd));; | |
516 | ||
517 | memset(nd, 0, sizeof(*nd)); | |
518 | nd->listenfd = -1; | |
64b24cd8 | 519 | nd->pipes[0] = nd->pipes[1] = -1; |
7bb48f84 | 520 | td->io_ops->data = nd; |
7bb48f84 | 521 | } |
b5af8293 | 522 | |
9bec88e1 JA |
523 | return 0; |
524 | } | |
525 | ||
5921e80c | 526 | #ifdef FIO_HAVE_SPLICE |
9cce02e8 JA |
527 | static int fio_netio_setup_splice(struct thread_data *td) |
528 | { | |
529 | struct netio_data *nd; | |
530 | ||
531 | fio_netio_setup(td); | |
532 | ||
533 | nd = td->io_ops->data; | |
534 | if (nd) { | |
535 | if (pipe(nd->pipes) < 0) | |
536 | return 1; | |
537 | ||
538 | nd->use_splice = 1; | |
539 | return 0; | |
540 | } | |
541 | ||
542 | return 1; | |
543 | } | |
544 | ||
5921e80c JA |
545 | static struct ioengine_ops ioengine_splice = { |
546 | .name = "netsplice", | |
ed92ac0c | 547 | .version = FIO_IOOPS_VERSION, |
ed92ac0c JA |
548 | .prep = fio_netio_prep, |
549 | .queue = fio_netio_queue, | |
5921e80c | 550 | .setup = fio_netio_setup_splice, |
9bec88e1 | 551 | .init = fio_netio_init, |
b5af8293 JA |
552 | .cleanup = fio_netio_cleanup, |
553 | .open_file = fio_netio_open_file, | |
554 | .close_file = generic_close_file, | |
ad830ed7 JA |
555 | .flags = FIO_SYNCIO | FIO_DISKLESSIO | FIO_UNIDIR | |
556 | FIO_SIGQUIT, | |
ed92ac0c | 557 | }; |
5921e80c | 558 | #endif |
ed92ac0c | 559 | |
5921e80c JA |
560 | static struct ioengine_ops ioengine_rw = { |
561 | .name = "net", | |
9cce02e8 JA |
562 | .version = FIO_IOOPS_VERSION, |
563 | .prep = fio_netio_prep, | |
564 | .queue = fio_netio_queue, | |
5921e80c | 565 | .setup = fio_netio_setup, |
9cce02e8 JA |
566 | .init = fio_netio_init, |
567 | .cleanup = fio_netio_cleanup, | |
568 | .open_file = fio_netio_open_file, | |
569 | .close_file = generic_close_file, | |
ad830ed7 JA |
570 | .flags = FIO_SYNCIO | FIO_DISKLESSIO | FIO_UNIDIR | |
571 | FIO_SIGQUIT, | |
9cce02e8 JA |
572 | }; |
573 | ||
ed92ac0c JA |
574 | static void fio_init fio_netio_register(void) |
575 | { | |
9cce02e8 | 576 | register_ioengine(&ioengine_rw); |
5921e80c | 577 | #ifdef FIO_HAVE_SPLICE |
9cce02e8 | 578 | register_ioengine(&ioengine_splice); |
5921e80c | 579 | #endif |
ed92ac0c JA |
580 | } |
581 | ||
582 | static void fio_exit fio_netio_unregister(void) | |
583 | { | |
9cce02e8 | 584 | unregister_ioengine(&ioengine_rw); |
5921e80c | 585 | #ifdef FIO_HAVE_SPLICE |
9cce02e8 | 586 | unregister_ioengine(&ioengine_splice); |
5921e80c | 587 | #endif |
ed92ac0c | 588 | } |