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[PULL,22/63] virtio: Add bool to VirtQueueElement

Message ID c303aa0942589427b42192ef7cff75a79ef8646b.1721607331.git.mst@redhat.com (mailing list archive)
State New, archived
Headers show
Series [PULL,01/63] hw/virtio/virtio-crypto: Fix op_code assignment in virtio_crypto_create_asym_session | expand

Commit Message

Michael S. Tsirkin July 22, 2024, 12:17 a.m. UTC 
From: Jonah Palmer <jonah.palmer@oracle.com>

Add the boolean 'in_order_filled' member to the VirtQueueElement structure.
The use of this boolean will signify whether the element has been processed
and is ready to be flushed (so long as the element is in-order). This
boolean is used to support the VIRTIO_F_IN_ORDER feature.

Reviewed-by: Eugenio Pérez <eperezma@redhat.com>
Signed-off-by: Jonah Palmer <jonah.palmer@oracle.com>
Message-Id: <20240710125522.4168043-2-jonah.palmer@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 include/hw/virtio/virtio.h | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h
index 7512afbc84..fdc827f82e 100644
--- a/include/hw/virtio/virtio.h
+++ b/include/hw/virtio/virtio.h
@@ -69,6 +69,8 @@  typedef struct VirtQueueElement
     unsigned int ndescs;
     unsigned int out_num;
     unsigned int in_num;
+    /* Element has been processed (VIRTIO_F_IN_ORDER) */
+    bool in_order_filled;
     hwaddr *in_addr;
     hwaddr *out_addr;
     struct iovec *in_sg;