Signed-off-by: Alberto Faria <[email protected]>
---
include/standard-headers/linux/virtio_blk.h | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/include/standard-headers/linux/virtio_blk.h
b/include/standard-headers/linux/virtio_blk.h
index d7be3cf5e4..c6c8ce1eec 100644
--- a/include/standard-headers/linux/virtio_blk.h
+++ b/include/standard-headers/linux/virtio_blk.h
@@ -42,6 +42,8 @@
#define VIRTIO_BLK_F_WRITE_ZEROES 14 /* WRITE ZEROES is supported */
#define VIRTIO_BLK_F_SECURE_ERASE 16 /* Secure Erase is supported */
#define VIRTIO_BLK_F_ZONED 17 /* Zoned block device */
+#define VIRTIO_BLK_F_REQ_FLAGS 18 /* Request flags supported */
+#define VIRTIO_BLK_F_REQ_FLAGS_OUT_FUA 19 /* FUA flag supported */
/* Legacy feature bits */
#ifndef VIRTIO_BLK_NO_LEGACY
@@ -209,6 +211,9 @@ struct virtio_blk_config {
#define VIRTIO_BLK_T_BARRIER 0x80000000
#endif /* !VIRTIO_BLK_NO_LEGACY */
+/* Request flag bits */
+#define VIRTIO_BLK_REQ_FLAG_OUT_FUA 0
+
/*
* This comes first in the read scatter-gather list.
* For legacy virtio, if VIRTIO_F_ANY_LAYOUT is not negotiated,
@@ -217,8 +222,12 @@ struct virtio_blk_config {
struct virtio_blk_outhdr {
/* VIRTIO_BLK_T* */
__virtio32 type;
- /* io priority. */
- __virtio32 ioprio;
+ union {
+ /* io priority. */
+ __virtio32 ioprio;
+ /* Request flags. */
+ __virtio32 flags;
+ };
/* Sector (ie. 512 byte offset) */
__virtio64 sector;
};
--
2.56.0
