RE: [PATCH] Drivers: hv: vmbus: Reset the channel callback in vmbus_onoffer_rescind()

From: Dexuan Cui Sent: Thursday, July 12, 2018 10:53 PM > > Before setting channel->rescind in vmbus_rescind_cleanup(), we should make > sure the channel callback won't run any more, otherwise a high-level > driver like pci_hyperv, which may be infinitely waiting for the host VSP's > response and

[PATCH] Drivers: hv: vmbus: Reset the channel callback in vmbus_onoffer_rescind()

Before setting channel->rescind in vmbus_rescind_cleanup(), we should make sure the channel callback won't run any more, otherwise a high-level driver like pci_hyperv, which may be infinitely waiting for the host VSP's response and notices the channel has been rescinded, can't safely give up: e.g