Drivers: hv: Log the negotiated IC versions.
Log the negotiated IC versions.
Signed-off-by: Alex Ng <alexng@messages.microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/hv/hv_snapshot.c b/drivers/hv/hv_snapshot.c
index d14f10b..bcc03f0 100644
--- a/drivers/hv/hv_snapshot.c
+++ b/drivers/hv/hv_snapshot.c
@@ -304,7 +304,7 @@ void hv_vss_onchannelcallback(void *context)
u32 recvlen;
u64 requestid;
struct hv_vss_msg *vss_msg;
-
+ int vss_srv_version;
struct icmsg_hdr *icmsghdrp;
@@ -319,10 +319,15 @@ void hv_vss_onchannelcallback(void *context)
sizeof(struct vmbuspipe_hdr)];
if (icmsghdrp->icmsgtype == ICMSGTYPE_NEGOTIATE) {
- vmbus_prep_negotiate_resp(icmsghdrp,
+ if (vmbus_prep_negotiate_resp(icmsghdrp,
recv_buffer, fw_versions, FW_VER_COUNT,
vss_versions, VSS_VER_COUNT,
- NULL, NULL);
+ NULL, &vss_srv_version)) {
+
+ pr_info("VSS IC version %d.%d\n",
+ vss_srv_version >> 16,
+ vss_srv_version & 0xFFFF);
+ }
} else {
vss_msg = (struct hv_vss_msg *)&recv_buffer[
sizeof(struct vmbuspipe_hdr) +
