linux-kernel - [PATCH] virtio: remove export for virtio_config

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Message-Id: <1613875684-7967-1-git-send-email-xianting_tian@126.com>
Date:   Sat, 20 Feb 2021 21:48:04 -0500
From:   Xianting Tian <xianting_tian@....com>
To:     mst@...hat.com, jasowang@...hat.com
Cc:     guoren@...ux.alibaba.com,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] virtio: remove export for virtio_config_{enable, disable}

virtio_config_enable(), virtio_config_disable() are only used inside
drivers/virtio/virtio.c, so it doesn't need export the symbols.

Signed-off-by: Xianting Tian <xianting_tian@....com>
---
 drivers/virtio/virtio.c | 6 ++----
 include/linux/virtio.h  | 2 --
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
index 42e09cc..4b15c00 100644
--- a/drivers/virtio/virtio.c
+++ b/drivers/virtio/virtio.c
@@ -141,15 +141,14 @@ void virtio_config_changed(struct virtio_device *dev)
 }
 EXPORT_SYMBOL_GPL(virtio_config_changed);
 
-void virtio_config_disable(struct virtio_device *dev)
+static void virtio_config_disable(struct virtio_device *dev)
 {
 	spin_lock_irq(&dev->config_lock);
 	dev->config_enabled = false;
 	spin_unlock_irq(&dev->config_lock);
 }
-EXPORT_SYMBOL_GPL(virtio_config_disable);
 
-void virtio_config_enable(struct virtio_device *dev)
+static void virtio_config_enable(struct virtio_device *dev)
 {
 	spin_lock_irq(&dev->config_lock);
 	dev->config_enabled = true;
@@ -158,7 +157,6 @@ void virtio_config_enable(struct virtio_device *dev)
 	dev->config_change_pending = false;
 	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 55ea329..b1894e0 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -132,8 +132,6 @@ static inline struct virtio_device *dev_to_virtio(struct device *_dev)
 void virtio_break_device(struct virtio_device *dev);
 
 void virtio_config_changed(struct virtio_device *dev);
-void virtio_config_disable(struct virtio_device *dev);
-void virtio_config_enable(struct virtio_device *dev);
 int virtio_finalize_features(struct virtio_device *dev);
 #ifdef CONFIG_PM_SLEEP
 int virtio_device_freeze(struct virtio_device *dev);
-- 
1.8.3.1