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authorAlex Ng <alexng@messages.microsoft.com>2017-01-28 22:37:18 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-01-31 13:05:59 +0300
commit1274a690f6b2bd2b37447c47e3062afa8aa43f93 (patch)
treec001936cee73557c365622d2595922703f1acf6d /drivers/hv/hv_fcopy.c
parenta1656454131880980bc3a5313c8bf66ef5990c91 (diff)
downloadlinux-1274a690f6b2bd2b37447c47e3062afa8aa43f93.tar.xz
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>
Diffstat (limited to 'drivers/hv/hv_fcopy.c')
-rw-r--r--drivers/hv/hv_fcopy.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/hv/hv_fcopy.c b/drivers/hv/hv_fcopy.c
index 0a315e6aa589..9aee6014339d 100644
--- a/drivers/hv/hv_fcopy.c
+++ b/drivers/hv/hv_fcopy.c
@@ -251,10 +251,15 @@ void hv_fcopy_onchannelcallback(void *context)
icmsghdr = (struct icmsg_hdr *)&recv_buffer[
sizeof(struct vmbuspipe_hdr)];
if (icmsghdr->icmsgtype == ICMSGTYPE_NEGOTIATE) {
- vmbus_prep_negotiate_resp(icmsghdr, recv_buffer,
+ if (vmbus_prep_negotiate_resp(icmsghdr, recv_buffer,
fw_versions, FW_VER_COUNT,
fcopy_versions, FCOPY_VER_COUNT,
- NULL, &fcopy_srv_version);
+ NULL, &fcopy_srv_version)) {
+
+ pr_info("FCopy IC version %d.%d\n",
+ fcopy_srv_version >> 16,
+ fcopy_srv_version & 0xFFFF);
+ }
} else {
fcopy_msg = (struct hv_fcopy_hdr *)&recv_buffer[
sizeof(struct vmbuspipe_hdr) +