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Fio 1.41.3
[fio.git]
/
engines
/
splice.c
diff --git
a/engines/splice.c
b/engines/splice.c
index a847f9caaf7d5ca35cf08d9cadca59a50345d5bc..e9b6aadd696bf4daeb62dc0422a75a89c9710ae5 100644
(file)
--- a/
engines/splice.c
+++ b/
engines/splice.c
@@
-81,7
+81,6
@@
static int fio_splice_read(struct thread_data *td, struct io_u *io_u)
off_t offset;
void *p, *map;
off_t offset;
void *p, *map;
-restart:
ret = 0;
offset = io_u->offset;
mmap_len = buflen = io_u->xfer_buflen;
ret = 0;
offset = io_u->offset;
mmap_len = buflen = io_u->xfer_buflen;
@@
-120,15
+119,18
@@
restart:
buflen -= ret;
iov.iov_base = p;
iov.iov_len = ret;
buflen -= ret;
iov.iov_base = p;
iov.iov_len = ret;
- p += ret;
while (iov.iov_len) {
ret = vmsplice(sd->pipe[0], &iov, 1, SPLICE_F_MOVE);
if (ret < 0) {
while (iov.iov_len) {
ret = vmsplice(sd->pipe[0], &iov, 1, SPLICE_F_MOVE);
if (ret < 0) {
- if (errno == EFAULT && sd->vmsplice_to_user_map) {
+ if (errno == EFAULT &&
+ sd->vmsplice_to_user_map) {
sd->vmsplice_to_user_map = 0;
munmap(map, mmap_len);
sd->vmsplice_to_user_map = 0;
munmap(map, mmap_len);
- goto restart;
+ map = NULL;
+ p = io_u->xfer_buf;
+ iov.iov_base = p;
+ continue;
}
if (errno == EBADF) {
ret = -EBADF;
}
if (errno == EBADF) {
ret = -EBADF;
@@
-144,6
+146,7
@@
restart:
iov.iov_len -= ret;
iov.iov_base += ret;
iov.iov_len -= ret;
iov.iov_base += ret;
+ p += ret;
}
if (ret < 0)
break;
}
if (ret < 0)
break;
@@
-221,7
+224,7
@@
static int fio_spliceio_queue(struct thread_data *td, struct io_u *io_u)
} else if (io_u->ddir == DDIR_WRITE)
ret = fio_splice_write(td, io_u);
else
} else if (io_u->ddir == DDIR_WRITE)
ret = fio_splice_write(td, io_u);
else
- ret =
fsync(io_u->file->fd
);
+ ret =
do_io_u_sync(td, io_u
);
if (ret != (int) io_u->xfer_buflen) {
if (ret >= 0) {
if (ret != (int) io_u->xfer_buflen) {
if (ret >= 0) {
@@
-293,7
+296,8
@@
static struct ioengine_ops ioengine = {
.cleanup = fio_spliceio_cleanup,
.open_file = generic_open_file,
.close_file = generic_close_file,
.cleanup = fio_spliceio_cleanup,
.open_file = generic_open_file,
.close_file = generic_close_file,
- .flags = FIO_SYNCIO,
+ .get_file_size = generic_get_file_size,
+ .flags = FIO_SYNCIO | FIO_PIPEIO,
};
#else /* FIO_HAVE_SPLICE */
};
#else /* FIO_HAVE_SPLICE */