out:
if (r >= 0)
io_u_mark_complete(td, r);
+ else
+ td_verror(td, r, "get_events");
+
dprint(FD_IO, "getevents: %d\n", r);
return r;
}
unlock_file(td, io_u->file);
+ /*
+ * Add warning for O_DIRECT so that users have an easier time
+ * spotting potentially bad alignment. If this triggers for the first
+ * IO, then it's likely an alignment problem or because the host fs
+ * does not support O_DIRECT
+ */
+ if (io_u->error == EINVAL && td->io_issues[io_u->ddir] == 1 &&
+ td->o.odirect) {
+ log_info("fio: first direct IO errored. File system may not "
+ "support direct IO, or iomem_align= is bad.\n");
+ }
+
if (!td->io_ops->commit) {
io_u_mark_submit(td, 1);
io_u_mark_complete(td, 1);
int td_io_commit(struct thread_data *td)
{
+ int ret;
+
dprint(FD_IO, "calling ->commit(), depth %d\n", td->cur_depth);
if (!td->cur_depth || !td->io_u_queued)
io_u_mark_depth(td, td->io_u_queued);
td->io_u_queued = 0;
- if (td->io_ops->commit)
- return td->io_ops->commit(td);
+ if (td->io_ops->commit) {
+ ret = td->io_ops->commit(td);
+ if (ret)
+ td_verror(td, -ret, "io commit");
+ }
return 0;
}
return td->io_ops->get_file_size(td, f);
}
+
+static int do_sync_file_range(struct thread_data *td, struct fio_file *f)
+{
+ off64_t offset, nbytes;
+
+ offset = f->first_write;
+ nbytes = f->last_write - f->first_write;
+
+ if (!nbytes)
+ return 0;
+
+ return sync_file_range(f->fd, offset, nbytes, td->o.sync_file_range);
+}
+
+int do_io_u_sync(struct thread_data *td, struct io_u *io_u)
+{
+ int ret;
+
+ if (io_u->ddir == DDIR_SYNC) {
+ ret = fsync(io_u->file->fd);
+ } else if (io_u->ddir == DDIR_DATASYNC) {
+#ifdef FIO_HAVE_FDATASYNC
+ ret = fdatasync(io_u->file->fd);
+#else
+ ret = io_u->xfer_buflen;
+ io_u->error = EINVAL;
+#endif
+ } else if (io_u->ddir == DDIR_SYNC_FILE_RANGE)
+ ret = do_sync_file_range(td, io_u->file);
+ else {
+ ret = io_u->xfer_buflen;
+ io_u->error = EINVAL;
+ }
+
+ if (ret < 0)
+ io_u->error = errno;
+
+ return ret;
+}