linux-kernel - [PATCH v6 2/3] vhost/test: add test specific macro for features

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Message-ID: <23ca04512a800ee8b3594482492e536020931340.1764225384.git.mst@redhat.com>
Date: Thu, 27 Nov 2025 01:40:33 -0500
From: "Michael S. Tsirkin" <mst@...hat.com>
To: linux-kernel@...r.kernel.org
Cc: Andrew Lunn <andrew@...n.ch>, Paolo Abeni <pabeni@...hat.com>,
	Jason Wang <jasowang@...hat.com>,
	Eugenio Pérez <eperezma@...hat.com>,
	Xuan Zhuo <xuanzhuo@...ux.alibaba.com>,
	Jonathan Corbet <corbet@....net>, kvm@...r.kernel.org,
	virtualization@...ts.linux.dev, netdev@...r.kernel.org,
	linux-doc@...r.kernel.org
Subject: [PATCH v6 2/3] vhost/test: add test specific macro for features

test just uses vhost features with no change,
but people tend to copy/paste code, so let's
add our own define.

Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
---
 drivers/vhost/test.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/vhost/test.c b/drivers/vhost/test.c
index 42c955a5b211..94cd09f36f59 100644
--- a/drivers/vhost/test.c
+++ b/drivers/vhost/test.c
@@ -28,6 +28,8 @@
  */
 #define VHOST_TEST_PKT_WEIGHT 256
 
+#define VHOST_TEST_FEATURES VHOST_FEATURES
+
 enum {
 	VHOST_TEST_VQ = 0,
 	VHOST_TEST_VQ_MAX = 1,
@@ -328,14 +330,14 @@ static long vhost_test_ioctl(struct file *f, unsigned int ioctl,
 			return -EFAULT;
 		return vhost_test_set_backend(n, backend.index, backend.fd);
 	case VHOST_GET_FEATURES:
-		features = VHOST_FEATURES;
+		features = VHOST_TEST_FEATURES;
 		if (copy_to_user(featurep, &features, sizeof features))
 			return -EFAULT;
 		return 0;
 	case VHOST_SET_FEATURES:
 		if (copy_from_user(&features, featurep, sizeof features))
 			return -EFAULT;
-		if (features & ~VHOST_FEATURES)
+		if (features & ~VHOST_TEST_FEATURES)
 			return -EOPNOTSUPP;
 		return vhost_test_set_features(n, features);
 	case VHOST_RESET_OWNER:
-- 
MST