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| author |   K. Y. Srinivasan <kys@microsoft.com> | 2012-05-12 13:44:58 -0700 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-05-14 08:59:31 -0700 |
| commit | c836d0ab70acf7b7bd2b698278e8abae9e6d9978 (patch) | |
| tree | 5e3c677b2314e6643785133569950d29cbf4dd7f /drivers/hv/hv_kvp.c | |
| parent | Drivers: hv: Get rid of an unnecessary check in vmbus_prep_negotiate_resp() (diff) | |
| download | linux-dev-c836d0ab70acf7b7bd2b698278e8abae9e6d9978.tar.xz linux-dev-c836d0ab70acf7b7bd2b698278e8abae9e6d9978.zip | |
Drivers: hv: util: Properly handle version negotiations.
The current version negotiation code is not "future proof". Fix this
by allowing each service the flexibility to either specify the highest
version it can support or it can support the highest version number
the host is offering.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hv/hv_kvp.c')
| -rw-r--r-- | drivers/hv/hv_kvp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/hv/hv_kvp.c b/drivers/hv/hv_kvp.c index 6186025209ce..0012eed6d872 100644 --- a/drivers/hv/hv_kvp.c +++ b/drivers/hv/hv_kvp.c @@ -394,7 +394,8 @@ void hv_kvp_onchannelcallback(void *context) sizeof(struct vmbuspipe_hdr)]; if (icmsghdrp->icmsgtype == ICMSGTYPE_NEGOTIATE) { - vmbus_prep_negotiate_resp(icmsghdrp, negop, recv_buffer); + vmbus_prep_negotiate_resp(icmsghdrp, negop, + recv_buffer, MAX_SRV_VER, MAX_SRV_VER); } else { kvp_msg = (struct hv_kvp_msg *)&recv_buffer[ sizeof(struct vmbuspipe_hdr) + |