linux-kernel - [PATCH 25/28] Drivers: hv: Enable protocol negotiation with win8 hosts

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Message-Id: <1354373219-31374-25-git-send-email-kys@microsoft.com>
Date:	Sat,  1 Dec 2012 06:46:56 -0800
From:	"K. Y. Srinivasan" <kys@...rosoft.com>
To:	gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
	devel@...uxdriverproject.org, olaf@...fle.de, apw@...onical.com,
	jasowang@...hat.com
Cc:	"K. Y. Srinivasan" <kys@...rosoft.com>
Subject: [PATCH 25/28] Drivers: hv: Enable protocol negotiation with win8 hosts

Now that we have implemented all of the Win8 (WS2012) functionality, negotiate
Win8 protocol with the host.

Signed-off-by: K. Y. Srinivasan <kys@...rosoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@...rosoft.com>
---
 drivers/hv/connection.c |    2 +-
 include/linux/hyperv.h  |    1 +
 2 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index ac71653..3965537 100644
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -194,7 +194,7 @@ int vmbus_connect(void)
 	 * version.
 	 */
 
-	version = VERSION_WS2008;
+	version = VERSION_CURRENT;
 
 	do {
 		ret = vmbus_negotiate_version(msginfo, version);
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index 8c3cb1f..5095b06 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -434,6 +434,7 @@ hv_get_ringbuffer_availbytes(struct hv_ring_buffer_info *rbi,
 
 #define VERSION_INVAL -1
 
+#define VERSION_CURRENT VERSION_WIN8
 
 /* Make maximum size of pipe payload of 16K */
 #define MAX_PIPE_DATA_PAYLOAD		(sizeof(u8) * 16384)
-- 
1.7.4.1

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