#include "fio.h"
#include "os.h"
+#ifdef FIO_HAVE_SPLICE
+
struct spliceio_data {
struct io_u *last_io_u;
int pipe[2];
};
-static int fio_spliceio_sync(struct thread_data fio_unused *td,
- struct fio_file *f)
-{
- return fsync(f->fd);
-}
-
static int fio_spliceio_getevents(struct thread_data *td, int fio_unused min,
int max, struct timespec fio_unused *t)
{
static int fio_spliceio_queue(struct thread_data *td, struct io_u *io_u)
{
struct spliceio_data *sd = td->io_ops->data;
- int ret;
+ unsigned int ret;
if (io_u->ddir == DDIR_READ)
ret = fio_splice_read(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);
- if ((unsigned int) ret != io_u->buflen) {
+ if (ret != io_u->buflen) {
if (ret > 0) {
io_u->resid = io_u->buflen - ret;
io_u->error = ENODATA;
.getevents = fio_spliceio_getevents,
.event = fio_spliceio_event,
.cleanup = fio_spliceio_cleanup,
- .sync = fio_spliceio_sync,
.flags = FIO_SYNCIO,
};
+
+#else /* FIO_HAVE_SPLICE */
+
+/*
+ * When we have a proper configure system in place, we simply wont build
+ * and install this io engine. For now install a crippled version that
+ * just complains and fails to load.
+ */
+static int fio_spliceio_init(struct thread_data fio_unused *td)
+{
+ fprintf(stderr, "fio: splice not available\n");
+ return 1;
+}
+
+struct ioengine_ops ioengine = {
+ .name = "splice",
+ .version = FIO_IOOPS_VERSION,
+ .init = fio_spliceio_init,
+};
+
+#endif