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Drivers: hv: vmbus: add an API vmbus_hvsock_device_unregister()

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The hvsock driver needs this API to release all the resources related
to the channel.

Signed-off-by: Dexuan Cui <decui@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dexuan Cui
2016-01-27 22:29:43 -08:00
committed by Greg Kroah-Hartman
parent 499e8401a5
commit 85d9aa7051
3 changed files with 32 additions and 7 deletions
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4
drivers/hv/connection.c
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@@ -288,7 +288,8 @@ struct vmbus_channel *relid2channel(u32 relid)
struct list_head *cur, *tmp;
struct vmbus_channel *cur_sc;
mutex_lock(&vmbus_connection.channel_mutex);
BUG_ON(!mutex_is_locked(&vmbus_connection.channel_mutex));
list_for_each_entry(channel, &vmbus_connection.chn_list, listentry) {
if (channel->offermsg.child_relid == relid) {
found_channel = channel;
@@ -307,7 +308,6 @@ struct vmbus_channel *relid2channel(u32 relid)
}
}
}
mutex_unlock(&vmbus_connection.channel_mutex);
return found_channel;
}