[PATCH] Add support for the read/write interface of SG v3
diff --git a/fio.c b/fio.c
index 9dd8e24..5c45cae 100644
--- a/fio.c
+++ b/fio.c
@@ -1235,12 +1235,14 @@
static int get_file_size(struct thread_data *td)
{
- int ret;
+ int ret = 0;
if (td->filetype == FIO_TYPE_FILE)
ret = file_size(td);
- else
+ else if (td->filetype == FIO_TYPE_BD)
ret = bdev_size(td);
+ else
+ td->real_file_size = -1;
if (ret)
return ret;
@@ -1356,9 +1358,14 @@
if (td->odirect)
flags |= O_DIRECT;
- if (td_read(td))
- td->fd = open(td->file_name, flags | O_RDONLY);
- else {
+ if (td_read(td)) {
+ if (td->filetype == FIO_TYPE_CHAR)
+ flags |= O_RDWR;
+ else
+ flags |= O_RDONLY;
+
+ td->fd = open(td->file_name, flags);
+ } else {
if (td->filetype == FIO_TYPE_FILE) {
if (!td->overwrite)
flags |= O_TRUNC;