diff options
Diffstat (limited to 'drivers/hv/channel_mgmt.c')
| -rw-r--r-- | drivers/hv/channel_mgmt.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c index 60ca25b93b4c..76864c98a110 100644 --- a/drivers/hv/channel_mgmt.c +++ b/drivers/hv/channel_mgmt.c @@ -741,6 +741,10 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr) spin_unlock_irqrestore(&channel->lock, flags); if (channel->device_obj) { + if (channel->chn_rescind_callback) { + channel->chn_rescind_callback(channel); + return; + } /* * We will have to unregister this device from the * driver core. @@ -1110,3 +1114,10 @@ bool vmbus_are_subchannels_present(struct vmbus_channel *primary) return ret; } EXPORT_SYMBOL_GPL(vmbus_are_subchannels_present); + +void vmbus_set_chn_rescind_callback(struct vmbus_channel *channel, + void (*chn_rescind_cb)(struct vmbus_channel *)) +{ + channel->chn_rescind_callback = chn_rescind_cb; +} +EXPORT_SYMBOL_GPL(vmbus_set_chn_rescind_callback); |