*/
-#include "include/osd.h"
+#include <linux/kernel.h>
+#include <linux/mm.h>
+#include "osd.h"
#include "include/logging.h"
#include "VmbusPrivate.h"
-//
-// Defines
-//
+/* Data types */
-//
-// Data types
-//
-
-typedef void (*PFN_CHANNEL_MESSAGE_HANDLER)(VMBUS_CHANNEL_MESSAGE_HEADER* msg);
+typedef void (*PFN_CHANNEL_MESSAGE_HANDLER)(struct vmbus_channel_message_header *msg);
typedef struct _VMBUS_CHANNEL_MESSAGE_TABLE_ENTRY {
- VMBUS_CHANNEL_MESSAGE_TYPE messageType;
+ enum vmbus_channel_message_type messageType;
PFN_CHANNEL_MESSAGE_HANDLER messageHandler;
} VMBUS_CHANNEL_MESSAGE_TABLE_ENTRY;
-//
-// Internal routines
-//
-
-static void
-VmbusChannelOnOffer(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- );
-static void
-VmbusChannelOnOpenResult(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- );
-
-static void
-VmbusChannelOnOfferRescind(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- );
-
-static void
-VmbusChannelOnGpadlCreated(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- );
-
-static void
-VmbusChannelOnGpadlTorndown(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- );
-
-static void
-VmbusChannelOnOffersDelivered(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- );
-
-static void
-VmbusChannelOnVersionResponse(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- );
+/* Internal routines */
+static void VmbusChannelOnOffer(struct vmbus_channel_message_header *hdr);
+static void VmbusChannelOnOpenResult(struct vmbus_channel_message_header *hdr);
+static void VmbusChannelOnOfferRescind(struct vmbus_channel_message_header *hdr);
+static void VmbusChannelOnGpadlCreated(struct vmbus_channel_message_header *hdr);
+static void VmbusChannelOnGpadlTorndown(struct vmbus_channel_message_header *hdr);
+static void VmbusChannelOnOffersDelivered(struct vmbus_channel_message_header *hdr);
+static void VmbusChannelOnVersionResponse(struct vmbus_channel_message_header *hdr);
+static void VmbusChannelProcessOffer(void * context);
+static void VmbusChannelProcessRescindOffer(void * context);
-static void
-VmbusChannelProcessOffer(
- void * context
- );
-static void
-VmbusChannelProcessRescindOffer(
- void * context
- );
+/* Globals */
+#define MAX_NUM_DEVICE_CLASSES_SUPPORTED 4
-//
-// Globals
-//
+static const struct hv_guid gSupportedDeviceClasses[MAX_NUM_DEVICE_CLASSES_SUPPORTED] = {
+ /* {ba6163d9-04a1-4d29-b605-72e2ffb1dc7f} */
+ /* Storage - SCSI */
+ {
+ .data = {
+ 0xd9, 0x63, 0x61, 0xba, 0xa1, 0x04, 0x29, 0x4d,
+ 0xb6, 0x05, 0x72, 0xe2, 0xff, 0xb1, 0xdc, 0x7f
+ }
+ },
-#define MAX_NUM_DEVICE_CLASSES_SUPPORTED 4
+ /* {F8615163-DF3E-46c5-913F-F2D2F965ED0E} */
+ /* Network */
+ {
+ .data = {
+ 0x63, 0x51, 0x61, 0xF8, 0x3E, 0xDF, 0xc5, 0x46,
+ 0x91, 0x3F, 0xF2, 0xD2, 0xF9, 0x65, 0xED, 0x0E
+ }
+ },
-const GUID gSupportedDeviceClasses[MAX_NUM_DEVICE_CLASSES_SUPPORTED]= {
- //{ba6163d9-04a1-4d29-b605-72e2ffb1dc7f}
- {.Data = {0xd9, 0x63, 0x61, 0xba, 0xa1, 0x04, 0x29, 0x4d, 0xb6, 0x05, 0x72, 0xe2, 0xff, 0xb1, 0xdc, 0x7f}},// Storage - SCSI
- //{F8615163-DF3E-46c5-913F-F2D2F965ED0E}
- {.Data = {0x63, 0x51, 0x61, 0xF8, 0x3E, 0xDF, 0xc5, 0x46, 0x91, 0x3F, 0xF2, 0xD2, 0xF9, 0x65, 0xED, 0x0E}}, // Network
- //{CFA8B69E-5B4A-4cc0-B98B-8BA1A1F3F95A}
- {.Data = {0x9E, 0xB6, 0xA8, 0xCF, 0x4A, 0x5B, 0xc0, 0x4c, 0xB9, 0x8B, 0x8B, 0xA1, 0xA1, 0xF3, 0xF9, 0x5A}}, // Input
- //{32412632-86cb-44a2-9b5c-50d1417354f5}
- {.Data = {0x32, 0x26, 0x41, 0x32, 0xcb, 0x86, 0xa2, 0x44, 0x9b, 0x5c, 0x50, 0xd1, 0x41, 0x73, 0x54, 0xf5}}, // IDE
+ /* {CFA8B69E-5B4A-4cc0-B98B-8BA1A1F3F95A} */
+ /* Input */
+ {
+ .data = {
+ 0x9E, 0xB6, 0xA8, 0xCF, 0x4A, 0x5B, 0xc0, 0x4c,
+ 0xB9, 0x8B, 0x8B, 0xA1, 0xA1, 0xF3, 0xF9, 0x5A
+ }
+ },
+ /* {32412632-86cb-44a2-9b5c-50d1417354f5} */
+ /* IDE */
+ {
+ .data = {
+ 0x32, 0x26, 0x41, 0x32, 0xcb, 0x86, 0xa2, 0x44,
+ 0x9b, 0x5c, 0x50, 0xd1, 0x41, 0x73, 0x54, 0xf5
+ }
+ },
};
-// Channel message dispatch table
-VMBUS_CHANNEL_MESSAGE_TABLE_ENTRY gChannelMessageTable[ChannelMessageCount]= {
+/* Channel message dispatch table */
+static VMBUS_CHANNEL_MESSAGE_TABLE_ENTRY gChannelMessageTable[ChannelMessageCount]= {
{ChannelMessageInvalid, NULL},
{ChannelMessageOfferChannel, VmbusChannelOnOffer},
{ChannelMessageRescindChannelOffer, VmbusChannelOnOfferRescind},
Allocate and initialize a vmbus channel object
--*/
-VMBUS_CHANNEL* AllocVmbusChannel(void)
+struct vmbus_channel *AllocVmbusChannel(void)
{
- VMBUS_CHANNEL* channel;
+ struct vmbus_channel *channel;
- channel = (VMBUS_CHANNEL*) MemAllocAtomic(sizeof(VMBUS_CHANNEL));
+ channel = kzalloc(sizeof(*channel), GFP_ATOMIC);
if (!channel)
{
return NULL;
}
- memset(channel, 0,sizeof(VMBUS_CHANNEL));
- channel->InboundLock = SpinlockCreate();
- if (!channel->InboundLock)
- {
- MemFree(channel);
- return NULL;
- }
+ spin_lock_init(&channel->inbound_lock);
- channel->PollTimer = TimerCreate(VmbusChannelOnTimer, channel);
- if (!channel->PollTimer)
- {
- SpinlockClose(channel->InboundLock);
- MemFree(channel);
- return NULL;
- }
+ init_timer(&channel->poll_timer);
+ channel->poll_timer.data = (unsigned long)channel;
+ channel->poll_timer.function = VmbusChannelOnTimer;
- //channel->dataWorkQueue = WorkQueueCreate("data");
- channel->ControlWQ = WorkQueueCreate("control");
+ /* channel->dataWorkQueue = WorkQueueCreate("data"); */
+ channel->ControlWQ = create_workqueue("hv_vmbus_ctl");
if (!channel->ControlWQ)
{
- TimerClose(channel->PollTimer);
- SpinlockClose(channel->InboundLock);
- MemFree(channel);
+ kfree(channel);
return NULL;
}
--*/
static inline void ReleaseVmbusChannel(void* Context)
{
- VMBUS_CHANNEL* channel = (VMBUS_CHANNEL*)Context;
+ struct vmbus_channel *channel = Context;
DPRINT_ENTER(VMBUS);
DPRINT_DBG(VMBUS, "releasing channel (%p)", channel);
- WorkQueueClose(channel->ControlWQ);
+ destroy_workqueue(channel->ControlWQ);
DPRINT_DBG(VMBUS, "channel released (%p)", channel);
- MemFree(channel);
+ kfree(channel);
DPRINT_EXIT(VMBUS);
}
Release the resources used by the vmbus channel object
--*/
-void FreeVmbusChannel(VMBUS_CHANNEL* Channel)
+void FreeVmbusChannel(struct vmbus_channel *Channel)
{
- SpinlockClose(Channel->InboundLock);
- TimerClose(Channel->PollTimer);
+ del_timer(&Channel->poll_timer);
- // We have to release the channel's workqueue/thread in the vmbus's workqueue/thread context
- // ie we can't destroy ourselves.
- WorkQueueQueueWorkItem(gVmbusConnection.WorkQueue, ReleaseVmbusChannel, (void*)Channel);
+ /* We have to release the channel's workqueue/thread in the vmbus's workqueue/thread context */
+ /* ie we can't destroy ourselves. */
+ osd_schedule_callback(gVmbusConnection.WorkQueue, ReleaseVmbusChannel,
+ (void *)Channel);
}
)
{
int ret=0;
- VMBUS_CHANNEL* newChannel=(VMBUS_CHANNEL*)context;
+ struct vmbus_channel *newChannel = context;
+ struct vmbus_channel *channel;
LIST_ENTRY* anchor;
LIST_ENTRY* curr;
bool fNew = true;
- VMBUS_CHANNEL* channel;
+ unsigned long flags;
DPRINT_ENTER(VMBUS);
- // Make sure this is a new offer
- SpinlockAcquire(gVmbusConnection.ChannelLock);
+ /* Make sure this is a new offer */
+ spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
ITERATE_LIST_ENTRIES(anchor, curr, &gVmbusConnection.ChannelList)
{
- channel = CONTAINING_RECORD(curr, VMBUS_CHANNEL, ListEntry);
+ channel = CONTAINING_RECORD(curr, struct vmbus_channel, ListEntry);
- if (!memcmp(&channel->OfferMsg.Offer.InterfaceType, &newChannel->OfferMsg.Offer.InterfaceType,sizeof(GUID)) &&
- !memcmp(&channel->OfferMsg.Offer.InterfaceInstance, &newChannel->OfferMsg.Offer.InterfaceInstance, sizeof(GUID)))
+ if (!memcmp(&channel->OfferMsg.Offer.InterfaceType, &newChannel->OfferMsg.Offer.InterfaceType,sizeof(struct hv_guid)) &&
+ !memcmp(&channel->OfferMsg.Offer.InterfaceInstance, &newChannel->OfferMsg.Offer.InterfaceInstance, sizeof(struct hv_guid)))
{
fNew = false;
break;
{
INSERT_TAIL_LIST(&gVmbusConnection.ChannelList, &newChannel->ListEntry);
}
- SpinlockRelease(gVmbusConnection.ChannelLock);
+ spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
if (!fNew)
{
return;
}
- // Start the process of binding this offer to the driver
- // We need to set the DeviceObject field before calling VmbusChildDeviceAdd()
+ /* Start the process of binding this offer to the driver */
+ /* We need to set the DeviceObject field before calling VmbusChildDeviceAdd() */
newChannel->DeviceObject = VmbusChildDeviceCreate(
- newChannel->OfferMsg.Offer.InterfaceType,
- newChannel->OfferMsg.Offer.InterfaceInstance,
+ &newChannel->OfferMsg.Offer.InterfaceType,
+ &newChannel->OfferMsg.Offer.InterfaceInstance,
newChannel);
DPRINT_DBG(VMBUS, "child device object allocated - %p", newChannel->DeviceObject);
- // Add the new device to the bus. This will kick off device-driver binding
- // which eventually invokes the device driver's AddDevice() method.
+ /*
+ * Add the new device to the bus. This will kick off device-driver
+ * binding which eventually invokes the device driver's AddDevice()
+ * method.
+ */
+
ret = VmbusChildDeviceAdd(newChannel->DeviceObject);
if (ret != 0)
{
DPRINT_ERR(VMBUS, "unable to add child device object (relid %d)",
newChannel->OfferMsg.ChildRelId);
- SpinlockAcquire(gVmbusConnection.ChannelLock);
+ spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
REMOVE_ENTRY_LIST(&newChannel->ListEntry);
- SpinlockRelease(gVmbusConnection.ChannelLock);
+ spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
FreeVmbusChannel(newChannel);
}
else
{
- // This state is used to indicate a successful open so that when we do close the channel normally,
- // we can cleanup properly
+ /*
+ * This state is used to indicate a successful open
+ * so that when we do close the channel normally, we
+ * can cleanup properly
+ */
newChannel->State = CHANNEL_OPEN_STATE;
}
DPRINT_EXIT(VMBUS);
void * context
)
{
- VMBUS_CHANNEL* channel=(VMBUS_CHANNEL*)context;
+ struct vmbus_channel *channel = context;
DPRINT_ENTER(VMBUS);
and queue a work item to the channel object to process the offer synchronously
--*/
-static void
-VmbusChannelOnOffer(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- )
+static void VmbusChannelOnOffer(struct vmbus_channel_message_header *hdr)
{
- VMBUS_CHANNEL_OFFER_CHANNEL* offer = (VMBUS_CHANNEL_OFFER_CHANNEL*)hdr;
- VMBUS_CHANNEL* newChannel;
+ struct vmbus_channel_offer_channel *offer = (struct vmbus_channel_offer_channel *)hdr;
+ struct vmbus_channel *newChannel;
- GUID *guidType;
- GUID *guidInstance;
+ struct hv_guid *guidType;
+ struct hv_guid *guidInstance;
int i;
int fSupported=0;
for (i=0; i<MAX_NUM_DEVICE_CLASSES_SUPPORTED; i++)
{
- if (memcmp(&offer->Offer.InterfaceType, &gSupportedDeviceClasses[i], sizeof(GUID)) == 0)
+ if (memcmp(&offer->Offer.InterfaceType, &gSupportedDeviceClasses[i], sizeof(struct hv_guid)) == 0)
{
fSupported = 1;
break;
offer->ChildRelId,
offer->MonitorId,
offer->MonitorAllocated,
- guidType->Data[3], guidType->Data[2], guidType->Data[1], guidType->Data[0], guidType->Data[5], guidType->Data[4], guidType->Data[7], guidType->Data[6], guidType->Data[8], guidType->Data[9], guidType->Data[10], guidType->Data[11], guidType->Data[12], guidType->Data[13], guidType->Data[14], guidType->Data[15],
- guidInstance->Data[3], guidInstance->Data[2], guidInstance->Data[1], guidInstance->Data[0], guidInstance->Data[5], guidInstance->Data[4], guidInstance->Data[7], guidInstance->Data[6], guidInstance->Data[8], guidInstance->Data[9], guidInstance->Data[10], guidInstance->Data[11], guidInstance->Data[12], guidInstance->Data[13], guidInstance->Data[14], guidInstance->Data[15]);
-
- // Allocate the channel object and save this offer.
+ guidType->data[3], guidType->data[2], guidType->data[1], guidType->data[0],
+ guidType->data[5], guidType->data[4], guidType->data[7], guidType->data[6],
+ guidType->data[8], guidType->data[9], guidType->data[10], guidType->data[11],
+ guidType->data[12], guidType->data[13], guidType->data[14], guidType->data[15],
+ guidInstance->data[3], guidInstance->data[2], guidInstance->data[1], guidInstance->data[0],
+ guidInstance->data[5], guidInstance->data[4], guidInstance->data[7], guidInstance->data[6],
+ guidInstance->data[8], guidInstance->data[9], guidInstance->data[10], guidInstance->data[11],
+ guidInstance->data[12], guidInstance->data[13], guidInstance->data[14], guidInstance->data[15]);
+
+ /* Allocate the channel object and save this offer. */
newChannel = AllocVmbusChannel();
if (!newChannel)
{
DPRINT_DBG(VMBUS, "channel object allocated - %p", newChannel);
- memcpy(&newChannel->OfferMsg, offer, sizeof(VMBUS_CHANNEL_OFFER_CHANNEL));
+ memcpy(&newChannel->OfferMsg, offer, sizeof(struct vmbus_channel_offer_channel));
newChannel->MonitorGroup = (u8)offer->MonitorId / 32;
newChannel->MonitorBit = (u8)offer->MonitorId % 32;
- // TODO: Make sure the offer comes from our parent partition
- WorkQueueQueueWorkItem(newChannel->ControlWQ, VmbusChannelProcessOffer, newChannel);
+ /* TODO: Make sure the offer comes from our parent partition */
+ osd_schedule_callback(newChannel->ControlWQ, VmbusChannelProcessOffer,
+ newChannel);
DPRINT_EXIT(VMBUS);
}
synchronously
--*/
-static void
-VmbusChannelOnOfferRescind(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- )
+static void VmbusChannelOnOfferRescind(struct vmbus_channel_message_header *hdr)
{
- VMBUS_CHANNEL_RESCIND_OFFER* rescind = (VMBUS_CHANNEL_RESCIND_OFFER*)hdr;
- VMBUS_CHANNEL* channel;
+ struct vmbus_channel_rescind_offer *rescind = (struct vmbus_channel_rescind_offer *)hdr;
+ struct vmbus_channel *channel;
DPRINT_ENTER(VMBUS);
return;
}
- WorkQueueQueueWorkItem(channel->ControlWQ, VmbusChannelProcessRescindOffer, channel);
+ osd_schedule_callback(channel->ControlWQ,
+ VmbusChannelProcessRescindOffer,
+ channel);
DPRINT_EXIT(VMBUS);
}
Nothing to do here.
--*/
-static void
-VmbusChannelOnOffersDelivered(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- )
+static void VmbusChannelOnOffersDelivered(struct vmbus_channel_message_header *hdr)
{
DPRINT_ENTER(VMBUS);
DPRINT_EXIT(VMBUS);
response and signal the requesting thread.
--*/
-static void
-VmbusChannelOnOpenResult(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- )
+static void VmbusChannelOnOpenResult(struct vmbus_channel_message_header *hdr)
{
- VMBUS_CHANNEL_OPEN_RESULT* result = (VMBUS_CHANNEL_OPEN_RESULT*)hdr;
+ struct vmbus_channel_open_result *result = (struct vmbus_channel_open_result *)hdr;
LIST_ENTRY* anchor;
LIST_ENTRY* curr;
- VMBUS_CHANNEL_MSGINFO* msgInfo;
- VMBUS_CHANNEL_MESSAGE_HEADER* requestHeader;
- VMBUS_CHANNEL_OPEN_CHANNEL* openMsg;
+ struct vmbus_channel_msginfo *msgInfo;
+ struct vmbus_channel_message_header *requestHeader;
+ struct vmbus_channel_open_channel *openMsg;
+ unsigned long flags;
DPRINT_ENTER(VMBUS);
DPRINT_DBG(VMBUS, "vmbus open result - %d", result->Status);
- // Find the open msg, copy the result and signal/unblock the wait event
- SpinlockAcquire(gVmbusConnection.ChannelMsgLock);
+ /* Find the open msg, copy the result and signal/unblock the wait event */
+ spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
ITERATE_LIST_ENTRIES(anchor, curr, &gVmbusConnection.ChannelMsgList)
{
- msgInfo = (VMBUS_CHANNEL_MSGINFO*) curr;
- requestHeader = (VMBUS_CHANNEL_MESSAGE_HEADER*)msgInfo->Msg;
+ msgInfo = (struct vmbus_channel_msginfo *)curr;
+ requestHeader = (struct vmbus_channel_message_header *)msgInfo->Msg;
if (requestHeader->MessageType == ChannelMessageOpenChannel)
{
- openMsg = (VMBUS_CHANNEL_OPEN_CHANNEL*)msgInfo->Msg;
+ openMsg = (struct vmbus_channel_open_channel *)msgInfo->Msg;
if (openMsg->ChildRelId == result->ChildRelId &&
openMsg->OpenId == result->OpenId)
{
- memcpy(&msgInfo->Response.OpenResult, result, sizeof(VMBUS_CHANNEL_OPEN_RESULT));
- WaitEventSet(msgInfo->WaitEvent);
+ memcpy(&msgInfo->Response.OpenResult, result, sizeof(struct vmbus_channel_open_result));
+ osd_WaitEventSet(msgInfo->WaitEvent);
break;
}
}
}
- SpinlockRelease(gVmbusConnection.ChannelMsgLock);
+ spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
DPRINT_EXIT(VMBUS);
}
response and signal the requesting thread.
--*/
-static void
-VmbusChannelOnGpadlCreated(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- )
+static void VmbusChannelOnGpadlCreated(struct vmbus_channel_message_header *hdr)
{
- VMBUS_CHANNEL_GPADL_CREATED *gpadlCreated = (VMBUS_CHANNEL_GPADL_CREATED*)hdr;
+ struct vmbus_channel_gpadl_created *gpadlCreated = (struct vmbus_channel_gpadl_created *)hdr;
LIST_ENTRY *anchor;
LIST_ENTRY *curr;
- VMBUS_CHANNEL_MSGINFO *msgInfo;
- VMBUS_CHANNEL_MESSAGE_HEADER *requestHeader;
- VMBUS_CHANNEL_GPADL_HEADER *gpadlHeader;
+ struct vmbus_channel_msginfo *msgInfo;
+ struct vmbus_channel_message_header *requestHeader;
+ struct vmbus_channel_gpadl_header *gpadlHeader;
+ unsigned long flags;
DPRINT_ENTER(VMBUS);
DPRINT_DBG(VMBUS, "vmbus gpadl created result - %d", gpadlCreated->CreationStatus);
- // Find the establish msg, copy the result and signal/unblock the wait event
- SpinlockAcquire(gVmbusConnection.ChannelMsgLock);
+ /* Find the establish msg, copy the result and signal/unblock the wait event */
+ spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
ITERATE_LIST_ENTRIES(anchor, curr, &gVmbusConnection.ChannelMsgList)
{
- msgInfo = (VMBUS_CHANNEL_MSGINFO*) curr;
- requestHeader = (VMBUS_CHANNEL_MESSAGE_HEADER*)msgInfo->Msg;
+ msgInfo = (struct vmbus_channel_msginfo *)curr;
+ requestHeader = (struct vmbus_channel_message_header *)msgInfo->Msg;
if (requestHeader->MessageType == ChannelMessageGpadlHeader)
{
- gpadlHeader = (VMBUS_CHANNEL_GPADL_HEADER*)requestHeader;
+ gpadlHeader = (struct vmbus_channel_gpadl_header *)requestHeader;
if ((gpadlCreated->ChildRelId == gpadlHeader->ChildRelId) &&
(gpadlCreated->Gpadl == gpadlHeader->Gpadl))
{
- memcpy(&msgInfo->Response.GpadlCreated, gpadlCreated, sizeof(VMBUS_CHANNEL_GPADL_CREATED));
- WaitEventSet(msgInfo->WaitEvent);
+ memcpy(&msgInfo->Response.GpadlCreated, gpadlCreated, sizeof(struct vmbus_channel_gpadl_created));
+ osd_WaitEventSet(msgInfo->WaitEvent);
break;
}
}
}
- SpinlockRelease(gVmbusConnection.ChannelMsgLock);
+ spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
DPRINT_EXIT(VMBUS);
}
response and signal the requesting thread.
--*/
-static void
-VmbusChannelOnGpadlTorndown(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- )
+static void VmbusChannelOnGpadlTorndown(struct vmbus_channel_message_header *hdr)
{
- VMBUS_CHANNEL_GPADL_TORNDOWN* gpadlTorndown = (VMBUS_CHANNEL_GPADL_TORNDOWN*)hdr;
+ struct vmbus_channel_gpadl_torndown* gpadlTorndown = (struct vmbus_channel_gpadl_torndown *)hdr;
LIST_ENTRY* anchor;
LIST_ENTRY* curr;
- VMBUS_CHANNEL_MSGINFO* msgInfo;
- VMBUS_CHANNEL_MESSAGE_HEADER *requestHeader;
- VMBUS_CHANNEL_GPADL_TEARDOWN *gpadlTeardown;
+ struct vmbus_channel_msginfo *msgInfo;
+ struct vmbus_channel_message_header *requestHeader;
+ struct vmbus_channel_gpadl_teardown *gpadlTeardown;
+ unsigned long flags;
DPRINT_ENTER(VMBUS);
- // Find the open msg, copy the result and signal/unblock the wait event
- SpinlockAcquire(gVmbusConnection.ChannelMsgLock);
+ /* Find the open msg, copy the result and signal/unblock the wait event */
+ spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
ITERATE_LIST_ENTRIES(anchor, curr, &gVmbusConnection.ChannelMsgList)
{
- msgInfo = (VMBUS_CHANNEL_MSGINFO*) curr;
- requestHeader = (VMBUS_CHANNEL_MESSAGE_HEADER*)msgInfo->Msg;
+ msgInfo = (struct vmbus_channel_msginfo *)curr;
+ requestHeader = (struct vmbus_channel_message_header *)msgInfo->Msg;
if (requestHeader->MessageType == ChannelMessageGpadlTeardown)
{
- gpadlTeardown = (VMBUS_CHANNEL_GPADL_TEARDOWN*)requestHeader;
+ gpadlTeardown = (struct vmbus_channel_gpadl_teardown *)requestHeader;
if (gpadlTorndown->Gpadl == gpadlTeardown->Gpadl)
{
- memcpy(&msgInfo->Response.GpadlTorndown, gpadlTorndown, sizeof(VMBUS_CHANNEL_GPADL_TORNDOWN));
- WaitEventSet(msgInfo->WaitEvent);
+ memcpy(&msgInfo->Response.GpadlTorndown, gpadlTorndown, sizeof(struct vmbus_channel_gpadl_torndown));
+ osd_WaitEventSet(msgInfo->WaitEvent);
break;
}
}
}
- SpinlockRelease(gVmbusConnection.ChannelMsgLock);
+ spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
DPRINT_EXIT(VMBUS);
}
response and signal the requesting thread.
--*/
-static void
-VmbusChannelOnVersionResponse(
- PVMBUS_CHANNEL_MESSAGE_HEADER hdr
- )
+static void VmbusChannelOnVersionResponse(struct vmbus_channel_message_header *hdr)
{
LIST_ENTRY* anchor;
LIST_ENTRY* curr;
- VMBUS_CHANNEL_MSGINFO *msgInfo;
- VMBUS_CHANNEL_MESSAGE_HEADER *requestHeader;
- VMBUS_CHANNEL_INITIATE_CONTACT *initiate;
- VMBUS_CHANNEL_VERSION_RESPONSE *versionResponse = (VMBUS_CHANNEL_VERSION_RESPONSE*)hdr;
+ struct vmbus_channel_msginfo *msgInfo;
+ struct vmbus_channel_message_header *requestHeader;
+ struct vmbus_channel_initiate_contact *initiate;
+ struct vmbus_channel_version_response *versionResponse = (struct vmbus_channel_version_response *)hdr;
+ unsigned long flags;
DPRINT_ENTER(VMBUS);
- SpinlockAcquire(gVmbusConnection.ChannelMsgLock);
+ spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
ITERATE_LIST_ENTRIES(anchor, curr, &gVmbusConnection.ChannelMsgList)
{
- msgInfo = (VMBUS_CHANNEL_MSGINFO*) curr;
- requestHeader = (VMBUS_CHANNEL_MESSAGE_HEADER*)msgInfo->Msg;
+ msgInfo = (struct vmbus_channel_msginfo *)curr;
+ requestHeader = (struct vmbus_channel_message_header *)msgInfo->Msg;
if (requestHeader->MessageType == ChannelMessageInitiateContact)
{
- initiate = (VMBUS_CHANNEL_INITIATE_CONTACT*)requestHeader;
- memcpy(&msgInfo->Response.VersionResponse, versionResponse, sizeof(VMBUS_CHANNEL_VERSION_RESPONSE));
- WaitEventSet(msgInfo->WaitEvent);
+ initiate = (struct vmbus_channel_initiate_contact *)requestHeader;
+ memcpy(&msgInfo->Response.VersionResponse, versionResponse, sizeof(struct vmbus_channel_version_response));
+ osd_WaitEventSet(msgInfo->WaitEvent);
}
}
- SpinlockRelease(gVmbusConnection.ChannelMsgLock);
+ spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
DPRINT_EXIT(VMBUS);
}
This is invoked in the vmbus worker thread context.
--*/
-void
-VmbusOnChannelMessage(
- void *Context
- )
+void VmbusOnChannelMessage(void *Context)
{
- HV_MESSAGE *msg=(HV_MESSAGE*)Context;
- VMBUS_CHANNEL_MESSAGE_HEADER* hdr;
+ struct hv_message *msg = Context;
+ struct vmbus_channel_message_header *hdr;
int size;
DPRINT_ENTER(VMBUS);
- hdr = (VMBUS_CHANNEL_MESSAGE_HEADER*)msg->u.Payload;
+ hdr = (struct vmbus_channel_message_header *)msg->u.Payload;
size=msg->Header.PayloadSize;
DPRINT_DBG(VMBUS, "message type %d size %d", hdr->MessageType, size);
if (hdr->MessageType >= ChannelMessageCount)
{
DPRINT_ERR(VMBUS, "Received invalid channel message type %d size %d", hdr->MessageType, size);
- PrintBytes((unsigned char *)msg->u.Payload, size);
- MemFree(msg);
+ print_hex_dump_bytes("", DUMP_PREFIX_NONE,
+ (unsigned char *)msg->u.Payload, size);
+ kfree(msg);
return;
}
DPRINT_ERR(VMBUS, "Unhandled channel message type %d", hdr->MessageType);
}
- // Free the msg that was allocated in VmbusOnMsgDPC()
- MemFree(msg);
+ /* Free the msg that was allocated in VmbusOnMsgDPC() */
+ kfree(msg);
DPRINT_EXIT(VMBUS);
}
Send a request to get all our pending offers.
--*/
-int
-VmbusChannelRequestOffers(
- void
- )
+int VmbusChannelRequestOffers(void)
{
int ret=0;
- VMBUS_CHANNEL_MESSAGE_HEADER* msg;
- VMBUS_CHANNEL_MSGINFO* msgInfo;
+ struct vmbus_channel_message_header *msg;
+ struct vmbus_channel_msginfo *msgInfo;
DPRINT_ENTER(VMBUS);
- msgInfo =
- (VMBUS_CHANNEL_MSGINFO*)MemAlloc(sizeof(VMBUS_CHANNEL_MSGINFO) + sizeof(VMBUS_CHANNEL_MESSAGE_HEADER));
+ msgInfo = kmalloc(sizeof(*msgInfo) + sizeof(struct vmbus_channel_message_header), GFP_KERNEL);
ASSERT(msgInfo != NULL);
- msgInfo->WaitEvent = WaitEventCreate();
- msg = (VMBUS_CHANNEL_MESSAGE_HEADER*)msgInfo->Msg;
+ msgInfo->WaitEvent = osd_WaitEventCreate();
+ msg = (struct vmbus_channel_message_header *)msgInfo->Msg;
msg->MessageType = ChannelMessageRequestOffers;
INSERT_TAIL_LIST(&gVmbusConnection.channelMsgList, &msgInfo->msgListEntry);
SpinlockRelease(gVmbusConnection.channelMsgLock);*/
- ret = VmbusPostMessage(msg, sizeof(VMBUS_CHANNEL_MESSAGE_HEADER));
+ ret = VmbusPostMessage(msg, sizeof(struct vmbus_channel_message_header));
if (ret != 0)
{
DPRINT_ERR(VMBUS, "Unable to request offers - %d", ret);
goto Cleanup;
}
- //WaitEventWait(msgInfo->waitEvent);
+ /* osd_WaitEventWait(msgInfo->waitEvent); */
/*SpinlockAcquire(gVmbusConnection.channelMsgLock);
REMOVE_ENTRY_LIST(&msgInfo->msgListEntry);
Cleanup:
if (msgInfo)
{
- WaitEventClose(msgInfo->WaitEvent);
- MemFree(msgInfo);
+ kfree(msgInfo->WaitEvent);
+ kfree(msgInfo);
}
DPRINT_EXIT(VMBUS);
Release channels that are unattached/unconnected ie (no drivers associated)
--*/
-void
-VmbusChannelReleaseUnattachedChannels(
- void
- )
+void VmbusChannelReleaseUnattachedChannels(void)
{
LIST_ENTRY *entry;
- VMBUS_CHANNEL *channel;
- VMBUS_CHANNEL *start=NULL;
+ struct vmbus_channel *channel;
+ struct vmbus_channel *start = NULL;
+ unsigned long flags;
- SpinlockAcquire(gVmbusConnection.ChannelLock);
+ spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
while (!IsListEmpty(&gVmbusConnection.ChannelList))
{
entry = TOP_LIST_ENTRY(&gVmbusConnection.ChannelList);
- channel = CONTAINING_RECORD(entry, VMBUS_CHANNEL, ListEntry);
+ channel = CONTAINING_RECORD(entry, struct vmbus_channel, ListEntry);
if (channel == start)
break;
}
}
- SpinlockRelease(gVmbusConnection.ChannelLock);
+ spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
}
-// eof
-
+/* eof */