2015-07-21 09:33:34

by Dexuan Cui

[permalink] [raw]
Subject: [PATCH V3 1/7] Drivers: hv: vmbus: define the new offer type for Hyper-V socket (hvsock)

A helper function is also added.

Signed-off-by: Dexuan Cui <[email protected]>
---
include/linux/hyperv.h | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index 30d3a1f..2ca3ac1 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -236,6 +236,7 @@ struct vmbus_channel_offer {
#define VMBUS_CHANNEL_LOOPBACK_OFFER 0x100
#define VMBUS_CHANNEL_PARENT_OFFER 0x200
#define VMBUS_CHANNEL_REQUEST_MONITORED_NOTIFICATION 0x400
+#define VMBUS_CHANNEL_TLNPI_PROVIDER_OFFER 0x2000

struct vmpacket_descriptor {
u16 type;
@@ -758,6 +759,12 @@ struct vmbus_channel {
struct list_head percpu_list;
};

+static inline bool is_hvsock_channel(const struct vmbus_channel *c)
+{
+ return !!(c->offermsg.offer.chn_flags &
+ VMBUS_CHANNEL_TLNPI_PROVIDER_OFFER);
+}
+
static inline void set_channel_read_state(struct vmbus_channel *c, bool state)
{
c->batched_reading = state;
--
2.1.0