linux-kernel - [PATCH] Add definition of VIRTIO_F_IN

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Message-ID: <20220215053430.24650-1-gdawar@xilinx.com>
Date:   Tue, 15 Feb 2022 11:04:29 +0530
From:   Gautam Dawar <gautam.dawar@...inx.com>
To:     <jasowang@...hat.com>
CC:     <martinh@...inx.com>, <hanand@...inx.com>, <pabloc@...inx.com>,
        <gdawar@...inx.com>, "Michael S. Tsirkin" <mst@...hat.com>,
        <virtualization@...ts.linux-foundation.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] Add definition of VIRTIO_F_IN_ORDER feature bit

This patch adds the definition of VIRTIO_F_IN_ORDER feature bit
in the relevant header file to make it available in QEMU's
linux standard header file virtio_config.h, which is updated using
scripts/update-linux-headers.sh

Signed-off-by: Gautam Dawar <gdawar@...inx.com>
---
 include/uapi/linux/virtio_config.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/uapi/linux/virtio_config.h b/include/uapi/linux/virtio_config.h
index b5eda06f0d57..f0fb0ae021c0 100644
--- a/include/uapi/linux/virtio_config.h
+++ b/include/uapi/linux/virtio_config.h
@@ -82,6 +82,12 @@
 /* This feature indicates support for the packed virtqueue layout. */
 #define VIRTIO_F_RING_PACKED		34
 
+/*
+ * Inorder feature indicates that all buffers are used by the device
+ * in the same order in which they have been made available.
+ */
+#define VIRTIO_F_IN_ORDER		35
+
 /*
  * This feature indicates that memory accesses by the driver and the
  * device are ordered in a way described by the platform.
-- 
2.30.1