Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Signed-off-by: Hank Janssen <hjanssen@xxxxxxxxxxxxx>
---
drivers/staging/hv/channel.c | 48 ++++++------
drivers/staging/hv/channel_mgmt.c | 48 ++++++------
drivers/staging/hv/connection.c | 154 ++++++++++++++++++------------------
drivers/staging/hv/vmbus_drv.c | 2 +-
drivers/staging/hv/vmbus_private.h | 2 +-
5 files changed, 128 insertions(+), 126 deletions(-)
diff --git a/drivers/staging/hv/channel.c b/drivers/staging/hv/channel.c
index 69e7856..99b2d2a 100644
--- a/drivers/staging/hv/channel.c
+++ b/drivers/staging/hv/channel.c
@@ -77,10 +77,10 @@ static void vmbus_setevent(struct vmbus_channel *channel)
if (channel->offermsg.monitor_allocated) {
/* Each u32 represents 32 channels */
set_bit(channel->offermsg.child_relid & 31,
- (unsigned long *) gVmbusConnection.SendInterruptPage +
+ (unsigned long *) vmbus_connection.SendInterruptPage +
(channel->offermsg.child_relid >> 5));
- monitorpage = gVmbusConnection.MonitorPages;
+ monitorpage = vmbus_connection.MonitorPages;
monitorpage++; /* Get the child to parent monitor page */
set_bit(channel->monitor_bit,
@@ -100,11 +100,11 @@ static void VmbusChannelClearEvent(struct vmbus_channel *channel)
if (Channel->offermsg.monitor_allocated) {
/* Each u32 represents 32 channels */
clear_bit(Channel->offermsg.child_relid & 31,
- (unsigned long *)gVmbusConnection.SendInterruptPage +
+ (unsigned long *)vmbus_connection.SendInterruptPage +
(Channel->offermsg.child_relid >> 5));
monitorPage =
- (struct hv_monitor_page *)gVmbusConnection.MonitorPages;
+ (struct hv_monitor_page *)vmbus_connection.MonitorPages;
monitorPage++; /* Get the child to parent monitor page */
clear_bit(Channel->monitor_bit,
@@ -133,7 +133,7 @@ void vmbus_get_debug_info(struct vmbus_channel *channel,
&channel->offermsg.offer.InterfaceInstance,
sizeof(struct hv_guid));
- monitorpage = (struct hv_monitor_page *)gVmbusConnection.MonitorPages;
+ monitorpage = (struct hv_monitor_page *)vmbus_connection.MonitorPages;
debuginfo->monitorid = channel->offermsg.monitorid;
@@ -265,10 +265,10 @@ int vmbus_open(struct vmbus_channel *newchannel, u32 send_ringbuffer_size,
if (userdatalen)
memcpy(openMsg->userdata, userdata, userdatalen);
- spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
list_add_tail(&openInfo->msglistentry,
- &gVmbusConnection.ChannelMsgList);
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ &vmbus_connection.ChannelMsgList);
+ spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
DPRINT_DBG(VMBUS, "Sending channel open msg...");
@@ -289,9 +289,9 @@ int vmbus_open(struct vmbus_channel *newchannel, u32 send_ringbuffer_size,
newchannel, openInfo->response.open_result.status);
Cleanup:
- spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
list_del(&openInfo->msglistentry);
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
kfree(openInfo->waitevent);
kfree(openInfo);
@@ -501,8 +501,8 @@ int vmbus_establish_gpadl(struct vmbus_channel *channel, void *kbuffer,
unsigned long flags;
int ret = 0;
- next_gpadl_handle = atomic_read(&gVmbusConnection.NextGpadlHandle);
- atomic_inc(&gVmbusConnection.NextGpadlHandle);
+ next_gpadl_handle = atomic_read(&vmbus_connection.NextGpadlHandle);
+ atomic_inc(&vmbus_connection.NextGpadlHandle);
ret = create_gpadl_header(kbuffer, size, &msginfo, &msgcount);
if (ret)
@@ -521,11 +521,11 @@ int vmbus_establish_gpadl(struct vmbus_channel *channel, void *kbuffer,
dump_gpadl_header(gpadlmsg);
- spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
list_add_tail(&msginfo->msglistentry,
- &gVmbusConnection.ChannelMsgList);
+ &vmbus_connection.ChannelMsgList);
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
DPRINT_DBG(VMBUS, "buffer %p, size %d msg cnt %d",
kbuffer, size, msgcount);
@@ -577,9 +577,9 @@ int vmbus_establish_gpadl(struct vmbus_channel *channel, void *kbuffer,
*gpadl_handle = gpadlmsg->gpadl;
Cleanup:
- spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
list_del(&msginfo->msglistentry);
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
kfree(msginfo->waitevent);
kfree(msginfo);
@@ -616,10 +616,10 @@ int vmbus_teardown_gpadl(struct vmbus_channel *channel, u32 gpadl_handle)
msg->child_relid = channel->offermsg.child_relid;
msg->gpadl = gpadl_handle;
- spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
list_add_tail(&info->msglistentry,
- &gVmbusConnection.ChannelMsgList);
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ &vmbus_connection.ChannelMsgList);
+ spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
ret = VmbusPostMessage(msg,
sizeof(struct vmbus_channel_gpadl_teardown));
@@ -631,9 +631,9 @@ int vmbus_teardown_gpadl(struct vmbus_channel *channel, u32 gpadl_handle)
osd_waitevent_wait(info->waitevent);
/* Received a torndown response */
- spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
list_del(&info->msglistentry);
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
kfree(info->waitevent);
kfree(info);
@@ -697,9 +697,9 @@ void vmbus_close(struct vmbus_channel *channel)
*/
if (channel->state == CHANNEL_OPEN_STATE) {
- spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channel_lock, flags);
list_del(&channel->listentry);
- spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channel_lock, flags);
free_channel(channel);
}
diff --git a/drivers/staging/hv/channel_mgmt.c b/drivers/staging/hv/channel_mgmt.c
index fb71f88..351ebeb 100644
--- a/drivers/staging/hv/channel_mgmt.c
+++ b/drivers/staging/hv/channel_mgmt.c
@@ -308,7 +308,7 @@ void free_channel(struct vmbus_channel *channel)
* ie we can't destroy ourselves.
*/
INIT_WORK(&channel->work, release_channel);
- queue_work(gVmbusConnection.WorkQueue, &channel->work);
+ queue_work(vmbus_connection.WorkQueue, &channel->work);
}
@@ -323,10 +323,10 @@ static void count_hv_channel(void)
static int counter;
unsigned long flags;
- spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channel_lock, flags);
if (++counter == MAX_MSG_TYPES)
complete(&hv_channel_ready);
- spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channel_lock, flags);
}
/*
@@ -361,9 +361,9 @@ static void vmbus_process_offer(struct work_struct *work)
INIT_WORK(&newchannel->work, vmbus_process_rescind_offer);
/* Make sure this is a new offer */
- spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channel_lock, flags);
- list_for_each_entry(channel, &gVmbusConnection.ChannelList, listentry) {
+ list_for_each_entry(channel, &vmbus_connection.ChannelList, listentry) {
if (!memcmp(&channel->offermsg.offer.InterfaceType,
&newchannel->offermsg.offer.InterfaceType,
sizeof(struct hv_guid)) &&
@@ -377,9 +377,9 @@ static void vmbus_process_offer(struct work_struct *work)
if (fnew)
list_add_tail(&newchannel->listentry,
- &gVmbusConnection.ChannelList);
+ &vmbus_connection.ChannelList);
- spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channel_lock, flags);
if (!fnew) {
DPRINT_DBG(VMBUS, "Ignoring duplicate offer for relid (%d)",
@@ -412,9 +412,9 @@ static void vmbus_process_offer(struct work_struct *work)
"unable to add child device object (relid %d)",
newchannel->offermsg.child_relid);
- spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channel_lock, flags);
list_del(&newchannel->listentry);
- spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channel_lock, flags);
free_channel(newchannel);
} else {
@@ -577,9 +577,9 @@ static void vmbus_onopen_result(struct vmbus_channel_message_header *hdr)
/*
* Find the open msg, copy the result and signal/unblock the wait event
*/
- spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
- list_for_each(curr, &gVmbusConnection.ChannelMsgList) {
+ list_for_each(curr, &vmbus_connection.ChannelMsgList) {
/* FIXME: this should probably use list_entry() instead */
msginfo = (struct vmbus_channel_msginfo *)curr;
requestheader =
@@ -598,7 +598,7 @@ static void vmbus_onopen_result(struct vmbus_channel_message_header *hdr)
}
}
}
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
}
/*
@@ -625,9 +625,9 @@ static void vmbus_ongpadl_created(struct vmbus_channel_message_header *hdr)
* Find the establish msg, copy the result and signal/unblock the wait
* event
*/
- spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
- list_for_each(curr, &gVmbusConnection.ChannelMsgList) {
+ list_for_each(curr, &vmbus_connection.ChannelMsgList) {
/* FIXME: this should probably use list_entry() instead */
msginfo = (struct vmbus_channel_msginfo *)curr;
requestheader =
@@ -648,7 +648,7 @@ static void vmbus_ongpadl_created(struct vmbus_channel_message_header *hdr)
}
}
}
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
}
/*
@@ -673,9 +673,9 @@ static void vmbus_ongpadl_torndown(
/*
* Find the open msg, copy the result and signal/unblock the wait event
*/
- spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
- list_for_each(curr, &gVmbusConnection.ChannelMsgList) {
+ list_for_each(curr, &vmbus_connection.ChannelMsgList) {
/* FIXME: this should probably use list_entry() instead */
msginfo = (struct vmbus_channel_msginfo *)curr;
requestheader =
@@ -694,7 +694,7 @@ static void vmbus_ongpadl_torndown(
}
}
}
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
}
/*
@@ -715,9 +715,9 @@ static void vmbus_onversion_response(
unsigned long flags;
version_response = (struct vmbus_channel_version_response *)hdr;
- spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
- list_for_each(curr, &gVmbusConnection.ChannelMsgList) {
+ list_for_each(curr, &vmbus_connection.ChannelMsgList) {
/* FIXME: this should probably use list_entry() instead */
msginfo = (struct vmbus_channel_msginfo *)curr;
requestheader =
@@ -733,7 +733,7 @@ static void vmbus_onversion_response(
osd_waitevent_set(msginfo->waitevent);
}
}
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
}
/* Channel message dispatch table */
@@ -857,9 +857,9 @@ void vmbus_release_unattached_channels(void)
struct vmbus_channel *start = NULL;
unsigned long flags;
- spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
+ spin_lock_irqsave(&vmbus_connection.channel_lock, flags);
- list_for_each_entry_safe(channel, pos, &gVmbusConnection.ChannelList,
+ list_for_each_entry_safe(channel, pos, &vmbus_connection.ChannelList,
listentry) {
if (channel == start)
break;
@@ -878,7 +878,7 @@ void vmbus_release_unattached_channels(void)
}
}
- spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channel_lock, flags);
}
/* eof */
diff --git a/drivers/staging/hv/connection.c b/drivers/staging/hv/connection.c
index c2e298f..a30b98d 100644
--- a/drivers/staging/hv/connection.c
+++ b/drivers/staging/hv/connection.c
@@ -29,7 +29,7 @@
#include "vmbus_private.h"
-struct VMBUS_CONNECTION gVmbusConnection = {
+struct VMBUS_CONNECTION vmbus_connection = {
.ConnectState = Disconnected,
.NextGpadlHandle = ATOMIC_INIT(0xE1E10),
};
@@ -40,86 +40,86 @@ struct VMBUS_CONNECTION gVmbusConnection = {
int VmbusConnect(void)
{
int ret = 0;
- struct vmbus_channel_msginfo *msgInfo = NULL;
+ struct vmbus_channel_msginfo *msginfo = NULL;
struct vmbus_channel_initiate_contact *msg;
unsigned long flags;
/* Make sure we are not connecting or connected */
- if (gVmbusConnection.ConnectState != Disconnected)
+ if (vmbus_connection.ConnectState != Disconnected)
return -1;
/* Initialize the vmbus connection */
- gVmbusConnection.ConnectState = Connecting;
- gVmbusConnection.WorkQueue = create_workqueue("hv_vmbus_con");
- if (!gVmbusConnection.WorkQueue) {
+ vmbus_connection.ConnectState = Connecting;
+ vmbus_connection.WorkQueue = create_workqueue("hv_vmbus_con");
+ if (!vmbus_connection.WorkQueue) {
ret = -1;
goto Cleanup;
}
- INIT_LIST_HEAD(&gVmbusConnection.ChannelMsgList);
- spin_lock_init(&gVmbusConnection.channelmsg_lock);
+ INIT_LIST_HEAD(&vmbus_connection.ChannelMsgList);
+ spin_lock_init(&vmbus_connection.channelmsg_lock);
- INIT_LIST_HEAD(&gVmbusConnection.ChannelList);
- spin_lock_init(&gVmbusConnection.channel_lock);
+ INIT_LIST_HEAD(&vmbus_connection.ChannelList);
+ spin_lock_init(&vmbus_connection.channel_lock);
/*
* Setup the vmbus event connection for channel interrupt
* abstraction stuff
*/
- gVmbusConnection.InterruptPage = osd_page_alloc(1);
- if (gVmbusConnection.InterruptPage == NULL) {
+ vmbus_connection.InterruptPage = osd_page_alloc(1);
+ if (vmbus_connection.InterruptPage == NULL) {
ret = -1;
goto Cleanup;
}
- gVmbusConnection.RecvInterruptPage = gVmbusConnection.InterruptPage;
- gVmbusConnection.SendInterruptPage =
- (void *)((unsigned long)gVmbusConnection.InterruptPage +
+ vmbus_connection.RecvInterruptPage = vmbus_connection.InterruptPage;
+ vmbus_connection.SendInterruptPage =
+ (void *)((unsigned long)vmbus_connection.InterruptPage +
(PAGE_SIZE >> 1));
/*
* Setup the monitor notification facility. The 1st page for
* parent->child and the 2nd page for child->parent
*/
- gVmbusConnection.MonitorPages = osd_page_alloc(2);
- if (gVmbusConnection.MonitorPages == NULL) {
+ vmbus_connection.MonitorPages = osd_page_alloc(2);
+ if (vmbus_connection.MonitorPages == NULL) {
ret = -1;
goto Cleanup;
}
- msgInfo = kzalloc(sizeof(*msgInfo) +
+ msginfo = kzalloc(sizeof(*msginfo) +
sizeof(struct vmbus_channel_initiate_contact),
GFP_KERNEL);
- if (msgInfo == NULL) {
+ if (msginfo == NULL) {
ret = -ENOMEM;
goto Cleanup;
}
- msgInfo->waitevent = osd_waitevent_create();
- if (!msgInfo->waitevent) {
+ msginfo->waitevent = osd_waitevent_create();
+ if (!msginfo->waitevent) {
ret = -ENOMEM;
goto Cleanup;
}
- msg = (struct vmbus_channel_initiate_contact *)msgInfo->msg;
+ msg = (struct vmbus_channel_initiate_contact *)msginfo->msg;
msg->header.msgtype = CHANNELMSG_INITIATE_CONTACT;
msg->vmbus_version_requested = VMBUS_REVISION_NUMBER;
- msg->interrupt_page = virt_to_phys(gVmbusConnection.InterruptPage);
- msg->monitor_page1 = virt_to_phys(gVmbusConnection.MonitorPages);
+ msg->interrupt_page = virt_to_phys(vmbus_connection.InterruptPage);
+ msg->monitor_page1 = virt_to_phys(vmbus_connection.MonitorPages);
msg->monitor_page2 = virt_to_phys(
- (void *)((unsigned long)gVmbusConnection.MonitorPages +
+ (void *)((unsigned long)vmbus_connection.MonitorPages +
PAGE_SIZE));
/*
* Add to list before we send the request since we may
* receive the response before returning from this routine
*/
- spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- list_add_tail(&msgInfo->msglistentry,
- &gVmbusConnection.ChannelMsgList);
+ spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
+ list_add_tail(&msginfo->msglistentry,
+ &vmbus_connection.ChannelMsgList);
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
DPRINT_DBG(VMBUS, "Vmbus connection - interrupt pfn %llx, "
"monitor1 pfn %llx,, monitor2 pfn %llx",
@@ -129,19 +129,19 @@ int VmbusConnect(void)
ret = VmbusPostMessage(msg,
sizeof(struct vmbus_channel_initiate_contact));
if (ret != 0) {
- list_del(&msgInfo->msglistentry);
+ list_del(&msginfo->msglistentry);
goto Cleanup;
}
/* Wait for the connection response */
- osd_waitevent_wait(msgInfo->waitevent);
+ osd_waitevent_wait(msginfo->waitevent);
- list_del(&msgInfo->msglistentry);
+ list_del(&msginfo->msglistentry);
/* Check if successful */
- if (msgInfo->response.version_response.version_supported) {
+ if (msginfo->response.version_response.version_supported) {
DPRINT_INFO(VMBUS, "Vmbus connected!!");
- gVmbusConnection.ConnectState = Connected;
+ vmbus_connection.ConnectState = Connected;
} else {
DPRINT_ERR(VMBUS, "Vmbus connection failed!!..."
@@ -151,29 +151,29 @@ int VmbusConnect(void)
goto Cleanup;
}
- kfree(msgInfo->waitevent);
- kfree(msgInfo);
+ kfree(msginfo->waitevent);
+ kfree(msginfo);
return 0;
Cleanup:
- gVmbusConnection.ConnectState = Disconnected;
+ vmbus_connection.ConnectState = Disconnected;
- if (gVmbusConnection.WorkQueue)
- destroy_workqueue(gVmbusConnection.WorkQueue);
+ if (vmbus_connection.WorkQueue)
+ destroy_workqueue(vmbus_connection.WorkQueue);
- if (gVmbusConnection.InterruptPage) {
- osd_page_free(gVmbusConnection.InterruptPage, 1);
- gVmbusConnection.InterruptPage = NULL;
+ if (vmbus_connection.InterruptPage) {
+ osd_page_free(vmbus_connection.InterruptPage, 1);
+ vmbus_connection.InterruptPage = NULL;
}
- if (gVmbusConnection.MonitorPages) {
- osd_page_free(gVmbusConnection.MonitorPages, 2);
- gVmbusConnection.MonitorPages = NULL;
+ if (vmbus_connection.MonitorPages) {
+ osd_page_free(vmbus_connection.MonitorPages, 2);
+ vmbus_connection.MonitorPages = NULL;
}
- if (msgInfo) {
- kfree(msgInfo->waitevent);
- kfree(msgInfo);
+ if (msginfo) {
+ kfree(msginfo->waitevent);
+ kfree(msginfo);
}
return ret;
@@ -188,7 +188,7 @@ int VmbusDisconnect(void)
struct vmbus_channel_message_header *msg;
/* Make sure we are connected */
- if (gVmbusConnection.ConnectState != Connected)
+ if (vmbus_connection.ConnectState != Connected)
return -1;
msg = kzalloc(sizeof(struct vmbus_channel_message_header), GFP_KERNEL);
@@ -202,12 +202,12 @@ int VmbusDisconnect(void)
if (ret != 0)
goto Cleanup;
- osd_page_free(gVmbusConnection.InterruptPage, 1);
+ osd_page_free(vmbus_connection.InterruptPage, 1);
/* TODO: iterate thru the msg list and free up */
- destroy_workqueue(gVmbusConnection.WorkQueue);
+ destroy_workqueue(vmbus_connection.WorkQueue);
- gVmbusConnection.ConnectState = Disconnected;
+ vmbus_connection.ConnectState = Disconnected;
DPRINT_INFO(VMBUS, "Vmbus disconnected!!");
@@ -219,22 +219,22 @@ Cleanup:
/*
* GetChannelFromRelId - Get the channel object given its child relative id (ie channel id)
*/
-struct vmbus_channel *GetChannelFromRelId(u32 relId)
+struct vmbus_channel *GetChannelFromRelId(u32 relid)
{
struct vmbus_channel *channel;
- struct vmbus_channel *foundChannel = NULL;
+ struct vmbus_channel *found_channel = NULL;
unsigned long flags;
- spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
- list_for_each_entry(channel, &gVmbusConnection.ChannelList, listentry) {
- if (channel->offermsg.child_relid == relId) {
- foundChannel = channel;
+ spin_lock_irqsave(&vmbus_connection.channel_lock, flags);
+ list_for_each_entry(channel, &vmbus_connection.ChannelList, listentry) {
+ if (channel->offermsg.child_relid == relid) {
+ found_channel = channel;
break;
}
}
- spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
+ spin_unlock_irqrestore(&vmbus_connection.channel_lock, flags);
- return foundChannel;
+ return found_channel;
}
/*
@@ -243,7 +243,7 @@ struct vmbus_channel *GetChannelFromRelId(u32 relId)
static void VmbusProcessChannelEvent(void *context)
{
struct vmbus_channel *channel;
- u32 relId = (u32)(unsigned long)context;
+ u32 relid = (u32)(unsigned long)context;
/* ASSERT(relId > 0); */
@@ -251,7 +251,7 @@ static void VmbusProcessChannelEvent(void *context)
* Find the channel based on this relid and invokes the
* channel callback to process the event
*/
- channel = GetChannelFromRelId(relId);
+ channel = GetChannelFromRelId(relid);
if (channel) {
vmbus_onchannel_event(channel);
@@ -261,7 +261,7 @@ static void VmbusProcessChannelEvent(void *context)
* (void*)channel);
*/
} else {
- DPRINT_ERR(VMBUS, "channel not found for relid - %d.", relId);
+ DPRINT_ERR(VMBUS, "channel not found for relid - %d.", relid);
}
}
@@ -274,14 +274,16 @@ void VmbusOnEvents(void)
int maxdword = MAX_NUM_CHANNELS_SUPPORTED >> 5;
int bit;
int relid;
- u32 *recvInterruptPage = gVmbusConnection.RecvInterruptPage;
+ u32 *recv_int_page = vmbus_connection.RecvInterruptPage;
/* Check events */
- if (recvInterruptPage) {
+ if (recv_int_page) {
for (dword = 0; dword < maxdword; dword++) {
- if (recvInterruptPage[dword]) {
+ if (recv_int_page[dword]) {
for (bit = 0; bit < 32; bit++) {
- if (test_and_clear_bit(bit, (unsigned long *)&recvInterruptPage[dword])) {
+ if (test_and_clear_bit(bit,
+ (unsigned long *)
+ &recv_int_page[dword])) {
relid = (dword << 5) + bit;
DPRINT_DBG(VMBUS, "event detected for relid - %d", relid);
@@ -305,24 +307,24 @@ void VmbusOnEvents(void)
/*
* VmbusPostMessage - Send a msg on the vmbus's message connection
*/
-int VmbusPostMessage(void *buffer, size_t bufferLen)
+int VmbusPostMessage(void *buffer, size_t buflen)
{
- union hv_connection_id connId;
+ union hv_connection_id conn_id;
- connId.asu32 = 0;
- connId.u.id = VMBUS_MESSAGE_CONNECTION_ID;
- return hv_post_message(connId, 1, buffer, bufferLen);
+ conn_id.asu32 = 0;
+ conn_id.u.id = VMBUS_MESSAGE_CONNECTION_ID;
+ return hv_post_message(conn_id, 1, buffer, buflen);
}
/*
* VmbusSetEvent - Send an event notification to the parent
*/
-int VmbusSetEvent(u32 childRelId)
+int VmbusSetEvent(u32 child_relid)
{
/* Each u32 represents 32 channels */
- set_bit(childRelId & 31,
- (unsigned long *)gVmbusConnection.SendInterruptPage +
- (childRelId >> 5));
+ set_bit(child_relid & 31,
+ (unsigned long *)vmbus_connection.SendInterruptPage +
+ (child_relid >> 5));
return hv_signal_event();
}
diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c
index 84fdb64..fd0881a 100644
--- a/drivers/staging/hv/vmbus_drv.c
+++ b/drivers/staging/hv/vmbus_drv.c
@@ -239,7 +239,7 @@ static void vmbus_on_msg_dpc(struct hv_driver *drv)
continue;
INIT_WORK(&ctx->work, vmbus_onmessage_work);
memcpy(&ctx->msg, msg, sizeof(*msg));
- queue_work(gVmbusConnection.WorkQueue, &ctx->work);
+ queue_work(vmbus_connection.WorkQueue, &ctx->work);
}
msg->header.message_type = HVMSG_NONE;
diff --git a/drivers/staging/hv/vmbus_private.h b/drivers/staging/hv/vmbus_private.h
index 07f6d22..9b51ac1 100644
--- a/drivers/staging/hv/vmbus_private.h
+++ b/drivers/staging/hv/vmbus_private.h
@@ -98,7 +98,7 @@ struct VMBUS_MSGINFO {
};
-extern struct VMBUS_CONNECTION gVmbusConnection;
+extern struct VMBUS_CONNECTION vmbus_connection;
/* General vmbus interface */
--
1.6.3.2
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