diff options
Diffstat (limited to 'drivers/hv')
| -rw-r--r-- | drivers/hv/hv.c | 8 | ||||
| -rw-r--r-- | drivers/hv/hv_balloon.c | 2 |
2 files changed, 7 insertions, 3 deletions
diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c index 0cde10fe0e71..f202ac7f4b3d 100644 --- a/drivers/hv/hv.c +++ b/drivers/hv/hv.c @@ -244,9 +244,13 @@ int hv_synic_cleanup(unsigned int cpu) /* * Hyper-V does not provide a way to change the connect CPU once - * it is set; we must prevent the connect CPU from going offline. + * it is set; we must prevent the connect CPU from going offline + * while the VM is running normally. But in the panic or kexec() + * path where the vmbus is already disconnected, the CPU must be + * allowed to shut down. */ - if (cpu == VMBUS_CONNECT_CPU) + if (cpu == VMBUS_CONNECT_CPU && + vmbus_connection.conn_state == CONNECTED) return -EBUSY; /* diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c index b64d2efbefe7..eb56e09ae15f 100644 --- a/drivers/hv/hv_balloon.c +++ b/drivers/hv/hv_balloon.c @@ -1275,7 +1275,7 @@ static void balloon_up(struct work_struct *dummy) /* Refuse to balloon below the floor. */ if (avail_pages < num_pages || avail_pages - num_pages < floor) { - pr_warn("Balloon request will be partially fulfilled. %s\n", + pr_info("Balloon request will be partially fulfilled. %s\n", avail_pages < num_pages ? "Not enough memory." : "Balloon floor reached."); |