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Drivers: hv: util: Backup: Fix a rescind processing issue

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am: fbff994b8a

Change-Id: Ibacd971fc554c22d4f234ab55ba6dfe78985d4b2
This commit is contained in:
K. Y. Srinivasan
2017-03-12 08:28:50 +00:00
committed by android-build-merger
parent 04ab9774e8 fbff994b8a
commit 6fa10d0293
1 changed files with 4 additions and 0 deletions
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4
drivers/hv/hv_snapshot.c
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@@ -66,6 +66,7 @@ static int dm_reg_value;
static const char vss_devname[] = "vmbus/hv_vss";
static __u8 *recv_buffer;
static struct hvutil_transport *hvt;
static struct completion release_event;
static void vss_timeout_func(struct work_struct *dummy);
static void vss_handle_request(struct work_struct *dummy);
@@ -330,11 +331,13 @@ static void vss_on_reset(void)
if (cancel_delayed_work_sync(&vss_timeout_work))
vss_respond_to_host(HV_E_FAIL);
vss_transaction.state = HVUTIL_DEVICE_INIT;
complete(&release_event);
}
int
hv_vss_init(struct hv_util_service *srv)
{
init_completion(&release_event);
if (vmbus_proto_version < VERSION_WIN8_1) {
pr_warn("Integration service 'Backup (volume snapshot)'"
" not supported on this host version.\n");
@@ -365,4 +368,5 @@ void hv_vss_deinit(void)
cancel_delayed_work_sync(&vss_timeout_work);
cancel_work_sync(&vss_handle_request_work);
hvutil_transport_destroy(hvt);
wait_for_completion(&release_event);
}