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author | Gleb Natapov <gleb@redhat.com> | 2013-10-17 17:04:47 +0300 |
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committer | Gleb Natapov <gleb@redhat.com> | 2013-10-17 17:41:49 +0300 |
commit | 13acfd5715144518232d8e29acf7c76ef1b089d8 (patch) | |
tree | 093c4311a737210bbdd3d1919f8193cb5f017241 /drivers/hv/hv_kvp.c | |
parent | d570142674890fe10b3d7d86aa105e3dfce1ddfa (diff) | |
parent | 34ec4de42be5006abdd8d0c08b306ffaa64d0d5d (diff) | |
download | op-kernel-dev-13acfd5715144518232d8e29acf7c76ef1b089d8.zip op-kernel-dev-13acfd5715144518232d8e29acf7c76ef1b089d8.tar.gz |
Powerpc KVM work is based on a commit after rc4.
Merging master into next to satisfy the dependencies.
Conflicts:
arch/arm/kvm/reset.c
Diffstat (limited to 'drivers/hv/hv_kvp.c')
-rw-r--r-- | drivers/hv/hv_kvp.c | 38 |
1 files changed, 26 insertions, 12 deletions
diff --git a/drivers/hv/hv_kvp.c b/drivers/hv/hv_kvp.c index 28b0332..09988b2 100644 --- a/drivers/hv/hv_kvp.c +++ b/drivers/hv/hv_kvp.c @@ -32,13 +32,17 @@ /* * Pre win8 version numbers used in ws2008 and ws 2008 r2 (win7) */ +#define WS2008_SRV_MAJOR 1 +#define WS2008_SRV_MINOR 0 +#define WS2008_SRV_VERSION (WS2008_SRV_MAJOR << 16 | WS2008_SRV_MINOR) + #define WIN7_SRV_MAJOR 3 #define WIN7_SRV_MINOR 0 -#define WIN7_SRV_MAJOR_MINOR (WIN7_SRV_MAJOR << 16 | WIN7_SRV_MINOR) +#define WIN7_SRV_VERSION (WIN7_SRV_MAJOR << 16 | WIN7_SRV_MINOR) #define WIN8_SRV_MAJOR 4 #define WIN8_SRV_MINOR 0 -#define WIN8_SRV_MAJOR_MINOR (WIN8_SRV_MAJOR << 16 | WIN8_SRV_MINOR) +#define WIN8_SRV_VERSION (WIN8_SRV_MAJOR << 16 | WIN8_SRV_MINOR) /* * Global state maintained for transaction that is being processed. @@ -587,6 +591,8 @@ void hv_kvp_onchannelcallback(void *context) struct icmsg_hdr *icmsghdrp; struct icmsg_negotiate *negop = NULL; + int util_fw_version; + int kvp_srv_version; if (kvp_transaction.active) { /* @@ -606,17 +612,26 @@ void hv_kvp_onchannelcallback(void *context) if (icmsghdrp->icmsgtype == ICMSGTYPE_NEGOTIATE) { /* - * We start with win8 version and if the host cannot - * support that we use the previous version. + * Based on the host, select appropriate + * framework and service versions we will + * negotiate. */ - if (vmbus_prep_negotiate_resp(icmsghdrp, negop, - recv_buffer, UTIL_FW_MAJOR_MINOR, - WIN8_SRV_MAJOR_MINOR)) - goto done; - + switch (vmbus_proto_version) { + case (VERSION_WS2008): + util_fw_version = UTIL_WS2K8_FW_VERSION; + kvp_srv_version = WS2008_SRV_VERSION; + break; + case (VERSION_WIN7): + util_fw_version = UTIL_FW_VERSION; + kvp_srv_version = WIN7_SRV_VERSION; + break; + default: + util_fw_version = UTIL_FW_VERSION; + kvp_srv_version = WIN8_SRV_VERSION; + } vmbus_prep_negotiate_resp(icmsghdrp, negop, - recv_buffer, UTIL_FW_MAJOR_MINOR, - WIN7_SRV_MAJOR_MINOR); + recv_buffer, util_fw_version, + kvp_srv_version); } else { kvp_msg = (struct hv_kvp_msg *)&recv_buffer[ @@ -649,7 +664,6 @@ void hv_kvp_onchannelcallback(void *context) return; } -done: icmsghdrp->icflags = ICMSGHDRFLAG_TRANSACTION | ICMSGHDRFLAG_RESPONSE; |