From: Rusty Russell <rusty@rustcorp.com.au>
To: <virtualization@lists.linux-foundation.org>,
"lkml" <linux-kernel@vger.kernel.org>,
"Michael S. Tsirkin" <mst@redhat.com>
Subject: [PATCH] virtio: don't set VIRTIO_CONFIG_S_DRIVER_OK twice.
Date: Fri, 13 Feb 2015 15:37:17 +1030 [thread overview]
Message-ID: <87pp9e9z7e.fsf@rustcorp.com.au> (raw)
I noticed this with the console device. It's not *wrong*, just a bit
weird.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
index b9f70dfc4751..5ce2aa48fc6e 100644
--- a/drivers/virtio/virtio.c
+++ b/drivers/virtio/virtio.c
@@ -236,7 +236,10 @@ static int virtio_dev_probe(struct device *_d)
if (err)
goto err;
- add_status(dev, VIRTIO_CONFIG_S_DRIVER_OK);
+ /* If probe didn't do it, mark device DRIVER_OK ourselves. */
+ if (!(dev->config->get_status(dev) & VIRTIO_CONFIG_S_DRIVER_OK))
+ virtio_device_ready(dev);
+
if (drv->scan)
drv->scan(dev);
reply other threads:[~2015-02-13 5:32 UTC|newest]
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