linux-kernel - [PATCH v2 1/2] Drivers: hv: vmbus: Change server monitor

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Date:   Tue, 19 Feb 2019 00:38:06 -0500
From:   Kimberly Brown <kimbrownkd@...il.com>
To:     Michael Kelley <mikelley@...rosoft.com>,
        Long Li <longli@...rosoft.com>,
        Sasha Levin <Alexander.Levin@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Dexuan Cui <decui@...rosoft.com>
Cc:     "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        devel@...uxdriverproject.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/2] Drivers: hv: vmbus: Change server monitor_pages index
 to 0

Change the monitor_pages index in server_monitor_pending_show() to '0'.
'0' is the correct monitor_pages index for the server. A comment for the
monitor_pages field in the vmbus_connection struct definition indicates
that the 1st page is for parent->child notifications. In addition, the
server_monitor_latency_show() and server_monitor_conn_id_show()
functions use monitor_pages index '0'.

Signed-off-by: Kimberly Brown <kimbrownkd@...il.com>
Acked-by: Stephen Hemminger <stephen@...workplumber.org>
---
 drivers/hv/vmbus_drv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index 403fee01572c..f2a79f5129d7 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -234,7 +234,7 @@ static ssize_t server_monitor_pending_show(struct device *dev,
 		return -ENODEV;
 	return sprintf(buf, "%d\n",
 		       channel_pending(hv_dev->channel,
-				       vmbus_connection.monitor_pages[1]));
+				       vmbus_connection.monitor_pages[0]));
 }
 static DEVICE_ATTR_RO(server_monitor_pending);
 
-- 
2.17.1