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| author | Eric Van Hensbergen <ericvh@ericvh-desktop.(none)> | 2008-02-06 19:25:04 -0600 |
|---|---|---|
| committer | Eric Van Hensbergen <ericvh@opteron.homeip.net> | 2008-02-06 19:25:04 -0600 |
| commit | f39335453fe79f4e12e263e7c6387dc9fb86bfff (patch) | |
| tree | ba28cdf9097527437086d2197e515a78d6359ff1 /net/9p | |
| parent | dea7bbb603735ceceb07bb370eca17198faf7c8d (diff) | |
| download | lwn-f39335453fe79f4e12e263e7c6387dc9fb86bfff.tar.gz lwn-f39335453fe79f4e12e263e7c6387dc9fb86bfff.zip | |
9p: add remove function to trans_virtio
Request from rusty:
Just cleaning up patches for 2.6.25 merge, and noticed that
net/9p/trans_virtio.c doesn't have a remove function. This will crash when
removing the module (console doesn't have one because it can't really be
removed).
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'net/9p')
| -rw-r--r-- | net/9p/trans_virtio.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c index 7853c31bd690..c957080966b4 100644 --- a/net/9p/trans_virtio.c +++ b/net/9p/trans_virtio.c @@ -385,6 +385,18 @@ static struct p9_trans *p9_virtio_create(const char *devname, char *args) return trans; } +static void p9_virtio_remove(struct virtio_device *vdev) +{ + struct virtio_chan *chan = vdev->priv; + + BUG_ON(chan->inuse); + + if (chan->initialized) { + vdev->config->del_vq(chan->vq); + chan->initialized = false; + } +} + #define VIRTIO_ID_9P 9 static struct virtio_device_id id_table[] = { @@ -398,6 +410,7 @@ static struct virtio_driver p9_virtio_drv = { .driver.owner = THIS_MODULE, .id_table = id_table, .probe = p9_virtio_probe, + .remove = p9_virtio_remove, }; static struct p9_trans_module p9_virtio_trans = { @@ -419,7 +432,13 @@ static int __init p9_virtio_init(void) return register_virtio_driver(&p9_virtio_drv); } +static void __exit p9_virtio_cleanup(void) +{ + unregister_virtio_driver(&p9_virtio_drv); +} + module_init(p9_virtio_init); +module_exit(p9_virtio_cleanup); MODULE_DEVICE_TABLE(virtio, id_table); MODULE_AUTHOR("Eric Van Hensbergen <ericvh@gmail.com>"); |