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Message-ID: <20240624024523.34272-3-jasowang@redhat.com>
Date: Mon, 24 Jun 2024 10:45:22 +0800
From: Jason Wang <jasowang@...hat.com>
To: mst@...hat.com,
	jasowang@...hat.com
Cc: xuanzhuo@...ux.alibaba.com,
	eperezma@...hat.com,
	davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	virtualization@...ts.linux.dev,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	venkat.x.venkatsubra@...cle.com,
	gia-khanh.nguyen@...cle.com
Subject: [PATCH V2 2/3] virtio: export virtio_config_{enable|disable}()

This patch exports virtio_config_enable() and virtio_config_disable()
for drivers to disable config callbacks.

Signed-off-by: Jason Wang <jasowang@...hat.com>
---
 drivers/virtio/virtio.c | 6 ++++--
 include/linux/virtio.h  | 3 +++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
index d3aa74b8ae5d..a4622a62aac3 100644
--- a/drivers/virtio/virtio.c
+++ b/drivers/virtio/virtio.c
@@ -143,14 +143,15 @@ void virtio_config_changed(struct virtio_device *dev)
 }
 EXPORT_SYMBOL_GPL(virtio_config_changed);
 
-static void virtio_config_disable(struct virtio_device *dev)
+void virtio_config_disable(struct virtio_device *dev)
 {
 	spin_lock_irq(&dev->config_lock);
 	--dev->config_enabled;
 	spin_unlock_irq(&dev->config_lock);
 }
+EXPORT_SYMBOL_GPL(virtio_config_disable);
 
-static void virtio_config_enable(struct virtio_device *dev)
+void virtio_config_enable(struct virtio_device *dev)
 {
 	spin_lock_irq(&dev->config_lock);
 
@@ -165,6 +166,7 @@ static void virtio_config_enable(struct virtio_device *dev)
 
 	spin_unlock_irq(&dev->config_lock);
 }
+EXPORT_SYMBOL_GPL(virtio_config_enable);
 
 void virtio_add_status(struct virtio_device *dev, unsigned int status)
 {
diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index 4496f9ba5d82..bc5e408582c9 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -163,6 +163,9 @@ void __virtqueue_break(struct virtqueue *_vq);
 void __virtqueue_unbreak(struct virtqueue *_vq);
 
 void virtio_config_changed(struct virtio_device *dev);
+
+void virtio_config_disable(struct virtio_device *dev);
+void virtio_config_enable(struct virtio_device *dev);
 #ifdef CONFIG_PM_SLEEP
 int virtio_device_freeze(struct virtio_device *dev);
 int virtio_device_restore(struct virtio_device *dev);
-- 
2.31.1


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