switch (td->o.fallocate_mode) {
case FIO_FALLOCATE_NATIVE:
r = native_fallocate(td, f);
- if (r != 0)
+ if (r != 0 && errno != ENOSYS)
log_err("fio: native_fallocate call failed: %s\n",
strerror(errno));
break;
log_err("fio: unknown fallocate mode: %d\n", td->o.fallocate_mode);
assert(0);
}
-
}
/*
}
if (ret < 0)
errval = errno;
- else if (ret) /* probably not supported */
- errval = ret;
} else if (f->filetype == FIO_TYPE_CHAR ||
f->filetype == FIO_TYPE_PIPE) {
dprint(FD_IO, "invalidate not supported %s\n", f->file_name);
{
free_already_allocated();
}
+
+/*
+ * This function is for platforms which support direct I/O but not O_DIRECT.
+ */
+int fio_set_directio(struct thread_data *td, struct fio_file *f)
+{
+#ifdef FIO_OS_DIRECTIO
+ int ret = fio_set_odirect(f);
+
+ if (ret) {
+ td_verror(td, ret, "fio_set_directio");
+#if defined(__sun__)
+ if (ret == ENOTTY) { /* ENOTTY suggests RAW device or ZFS */
+ log_err("fio: doing directIO to RAW devices or ZFS not supported\n");
+ } else {
+ log_err("fio: the file system does not seem to support direct IO\n");
+ }
+#else
+ log_err("fio: the file system does not seem to support direct IO\n");
+#endif
+ return -1;
+ }
+
+ return 0;
+#else
+ return -1;
+#endif
+}