From 6821345c611268ced9be1e9116ed3a5de98194bf Mon Sep 17 00:00:00 2001
From: Dexuan Cui <decui@microsoft.com>
Date: Wed, 27 Jan 2016 22:29:37 -0800
Subject: [PATCH 24/41] Drivers: hv: vmbus: add a helper function to set a
 channel's pending send size

This will be used by the coming net/hvsock driver.

Signed-off-by: Dexuan Cui <decui@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 3c75354d043ad546148d6992e40033ecaefc5ea5)
---
 include/linux/hyperv.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index 51c98fd..934542a 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -818,6 +818,12 @@ static inline void *get_per_channel_state(struct vmbus_channel *c)
 	return c->per_channel_state;
 }
 
+static inline void set_channel_pending_send_size(struct vmbus_channel *c,
+						 u32 size)
+{
+	c->outbound.ring_buffer->pending_send_sz = size;
+}
+
 void vmbus_onmessage(void *context);
 
 int vmbus_request_offers(void);
-- 
2.8.2

