[PATCH 34/49] Staging: hv: vmbus: Embed the state needed to close the channel

From: K. Y. Srinivasan
Date: Mon Jun 06 2011 - 18:41:13 EST


Now, embed the state needed to close the channel - so we would not have to
allocate memory in the channel close path.

Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Signed-off-by: Abhishek Kane <v-abkane@xxxxxxxxxxxxx>
---
drivers/staging/hv/hyperv.h | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/drivers/staging/hv/hyperv.h b/drivers/staging/hv/hyperv.h
index 93bbeab..1747a24 100644
--- a/drivers/staging/hv/hyperv.h
+++ b/drivers/staging/hv/hyperv.h
@@ -569,6 +569,11 @@ struct vmbus_channel_msginfo {
unsigned char msg[0];
};

+struct vmbus_close_msg {
+ struct vmbus_channel_msginfo info;
+ struct vmbus_channel_close_channel msg;
+};
+
struct vmbus_channel {
struct list_head listentry;

@@ -601,6 +606,8 @@ struct vmbus_channel {
spinlock_t inbound_lock;
struct workqueue_struct *controlwq;

+ struct vmbus_close_msg close_msg;
+
/* Channel callback are invoked in this workqueue context */
/* HANDLE dataWorkQueue; */

--
1.7.4.1

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