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authorBill Pemberton <wfp5p@virginia.edu>2009-09-11 21:46:44 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2009-09-15 12:02:04 -0700
commit53af545b277508d6b4829e90546cbd1beef536a9 (patch)
tree8aebf104347e90679873a18799900e8dddb1f5d7
parentd29274efb73735c6a94f20214b1e4ea994da8848 (diff)
Staging: hv: remove more usages of internal list routines
The hv driver has it's own linked list routines. This removes them from more places in hv. Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Cc: Hank Janssen <hjanssen@microsoft.com> Cc: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/staging/hv/Channel.c34
-rw-r--r--drivers/staging/hv/ChannelMgmt.c50
-rw-r--r--drivers/staging/hv/ChannelMgmt.h8
-rw-r--r--drivers/staging/hv/Connection.c20
-rw-r--r--drivers/staging/hv/VmbusPrivate.h8
5 files changed, 55 insertions, 65 deletions
diff --git a/drivers/staging/hv/Channel.c b/drivers/staging/hv/Channel.c
index ed94e3656e7..d649ee169d9 100644
--- a/drivers/staging/hv/Channel.c
+++ b/drivers/staging/hv/Channel.c
@@ -247,8 +247,8 @@ int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize,
memcpy(openMsg->UserData, UserData, UserDataLen);
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- INSERT_TAIL_LIST(&gVmbusConnection.ChannelMsgList,
- &openInfo->MsgListEntry);
+ list_add_tail(&openInfo->MsgListEntry,
+ &gVmbusConnection.ChannelMsgList);
spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
DPRINT_DBG(VMBUS, "Sending channel open msg...");
@@ -271,7 +271,7 @@ int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize,
Cleanup:
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- REMOVE_ENTRY_LIST(&openInfo->MsgListEntry);
+ list_del(&openInfo->MsgListEntry);
spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
kfree(openInfo->WaitEvent);
@@ -362,7 +362,7 @@ static int VmbusChannelCreateGpadlHeader(void *Kbuffer, u32 Size,
sizeof(struct gpa_range) + pfnCount * sizeof(u64);
msgHeader = kzalloc(msgSize, GFP_KERNEL);
- INITIALIZE_LIST_HEAD(&msgHeader->SubMsgList);
+ INIT_LIST_HEAD(&msgHeader->SubMsgList);
msgHeader->MessageSize = msgSize;
gpaHeader = (struct vmbus_channel_gpadl_header *)msgHeader->Msg;
@@ -411,8 +411,8 @@ static int VmbusChannelCreateGpadlHeader(void *Kbuffer, u32 Size,
gpadlBody->Pfn[i] = pfn + pfnSum + i;
/* add to msg header */
- INSERT_TAIL_LIST(&msgHeader->SubMsgList,
- &msgBody->MsgListEntry);
+ list_add_tail(&msgBody->MsgListEntry,
+ &msgHeader->SubMsgList);
pfnSum += pfnCurr;
pfnLeft -= pfnCurr;
}
@@ -457,8 +457,7 @@ int VmbusChannelEstablishGpadl(struct vmbus_channel *Channel, void *Kbuffer,
struct vmbus_channel_msginfo *msgInfo;
struct vmbus_channel_msginfo *subMsgInfo;
u32 msgCount;
- LIST_ENTRY *anchor;
- LIST_ENTRY *curr;
+ struct list_head *curr;
u32 nextGpadlHandle;
unsigned long flags;
int ret;
@@ -481,10 +480,10 @@ int VmbusChannelEstablishGpadl(struct vmbus_channel *Channel, void *Kbuffer,
DumpGpadlHeader(gpadlMsg);
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- INSERT_TAIL_LIST(&gVmbusConnection.ChannelMsgList,
- &msgInfo->MsgListEntry);
- spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
+ list_add_tail(&msgInfo->MsgListEntry,
+ &gVmbusConnection.ChannelMsgList);
+ spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
DPRINT_DBG(VMBUS, "buffer %p, size %d msg cnt %d",
Kbuffer, Size, msgCount);
@@ -499,7 +498,9 @@ int VmbusChannelEstablishGpadl(struct vmbus_channel *Channel, void *Kbuffer,
}
if (msgCount > 1) {
- ITERATE_LIST_ENTRIES(anchor, curr, &msgInfo->SubMsgList) {
+ list_for_each(curr, &msgInfo->SubMsgList) {
+
+ /* FIXME: should this use list_entry() instead ? */
subMsgInfo = (struct vmbus_channel_msginfo *)curr;
gpadlBody =
(struct vmbus_channel_gpadl_body *)subMsgInfo->Msg;
@@ -532,7 +533,7 @@ int VmbusChannelEstablishGpadl(struct vmbus_channel *Channel, void *Kbuffer,
Cleanup:
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- REMOVE_ENTRY_LIST(&msgInfo->MsgListEntry);
+ list_del(&msgInfo->MsgListEntry);
spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
kfree(msgInfo->WaitEvent);
@@ -570,7 +571,8 @@ int VmbusChannelTeardownGpadl(struct vmbus_channel *Channel, u32 GpadlHandle)
msg->Gpadl = GpadlHandle;
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- INSERT_TAIL_LIST(&gVmbusConnection.ChannelMsgList, &info->MsgListEntry);
+ list_add_tail(&info->MsgListEntry,
+ &gVmbusConnection.ChannelMsgList);
spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
ret = VmbusPostMessage(msg,
@@ -584,7 +586,7 @@ int VmbusChannelTeardownGpadl(struct vmbus_channel *Channel, u32 GpadlHandle)
/* Received a torndown response */
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- REMOVE_ENTRY_LIST(&info->MsgListEntry);
+ list_del(&info->MsgListEntry);
spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
kfree(info->WaitEvent);
@@ -651,7 +653,7 @@ void VmbusChannelClose(struct vmbus_channel *Channel)
if (Channel->State == CHANNEL_OPEN_STATE) {
spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
- REMOVE_ENTRY_LIST(&Channel->ListEntry);
+ list_del(&Channel->ListEntry);
spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
FreeVmbusChannel(Channel);
diff --git a/drivers/staging/hv/ChannelMgmt.c b/drivers/staging/hv/ChannelMgmt.c
index 4a014ea7cf1..3db62caedcf 100644
--- a/drivers/staging/hv/ChannelMgmt.c
+++ b/drivers/staging/hv/ChannelMgmt.c
@@ -20,6 +20,7 @@
*/
#include <linux/kernel.h>
#include <linux/mm.h>
+#include <linux/list.h>
#include "osd.h"
#include "logging.h"
#include "VmbusPrivate.h"
@@ -136,8 +137,6 @@ static void VmbusChannelProcessOffer(void *context)
{
struct vmbus_channel *newChannel = context;
struct vmbus_channel *channel;
- LIST_ENTRY *anchor;
- LIST_ENTRY *curr;
bool fNew = true;
int ret;
unsigned long flags;
@@ -147,10 +146,7 @@ static void VmbusChannelProcessOffer(void *context)
/* 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, struct vmbus_channel,
- ListEntry);
-
+ list_for_each_entry(channel, &gVmbusConnection.ChannelList, ListEntry) {
if (!memcmp(&channel->OfferMsg.Offer.InterfaceType,
&newChannel->OfferMsg.Offer.InterfaceType,
sizeof(struct hv_guid)) &&
@@ -163,8 +159,8 @@ static void VmbusChannelProcessOffer(void *context)
}
if (fNew)
- INSERT_TAIL_LIST(&gVmbusConnection.ChannelList,
- &newChannel->ListEntry);
+ list_add_tail(&newChannel->ListEntry,
+ &gVmbusConnection.ChannelList);
spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
@@ -201,7 +197,7 @@ static void VmbusChannelProcessOffer(void *context)
newChannel->OfferMsg.ChildRelId);
spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
- REMOVE_ENTRY_LIST(&newChannel->ListEntry);
+ list_del(&newChannel->ListEntry);
spin_unlock_irqrestore(&gVmbusConnection.channel_lock, flags);
FreeVmbusChannel(newChannel);
@@ -360,8 +356,7 @@ static void VmbusChannelOnOffersDelivered(
static void VmbusChannelOnOpenResult(struct vmbus_channel_message_header *hdr)
{
struct vmbus_channel_open_result *result;
- LIST_ENTRY *anchor;
- LIST_ENTRY *curr;
+ struct list_head *curr;
struct vmbus_channel_msginfo *msgInfo;
struct vmbus_channel_message_header *requestHeader;
struct vmbus_channel_open_channel *openMsg;
@@ -377,7 +372,8 @@ static void VmbusChannelOnOpenResult(struct vmbus_channel_message_header *hdr)
*/
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- ITERATE_LIST_ENTRIES(anchor, curr, &gVmbusConnection.ChannelMsgList) {
+ list_for_each(curr, &gVmbusConnection.ChannelMsgList) {
+/* FIXME: this should probably use list_entry() instead */
msgInfo = (struct vmbus_channel_msginfo *)curr;
requestHeader = (struct vmbus_channel_message_header *)msgInfo->Msg;
@@ -408,8 +404,7 @@ static void VmbusChannelOnOpenResult(struct vmbus_channel_message_header *hdr)
static void VmbusChannelOnGpadlCreated(struct vmbus_channel_message_header *hdr)
{
struct vmbus_channel_gpadl_created *gpadlCreated;
- LIST_ENTRY *anchor;
- LIST_ENTRY *curr;
+ struct list_head *curr;
struct vmbus_channel_msginfo *msgInfo;
struct vmbus_channel_message_header *requestHeader;
struct vmbus_channel_gpadl_header *gpadlHeader;
@@ -427,7 +422,8 @@ static void VmbusChannelOnGpadlCreated(struct vmbus_channel_message_header *hdr)
*/
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- ITERATE_LIST_ENTRIES(anchor, curr, &gVmbusConnection.ChannelMsgList) {
+ list_for_each(curr, &gVmbusConnection.ChannelMsgList) {
+/* FIXME: this should probably use list_entry() instead */
msgInfo = (struct vmbus_channel_msginfo *)curr;
requestHeader = (struct vmbus_channel_message_header *)msgInfo->Msg;
@@ -461,8 +457,7 @@ static void VmbusChannelOnGpadlTorndown(
struct vmbus_channel_message_header *hdr)
{
struct vmbus_channel_gpadl_torndown *gpadlTorndown;
- LIST_ENTRY *anchor;
- LIST_ENTRY *curr;
+ struct list_head *curr;
struct vmbus_channel_msginfo *msgInfo;
struct vmbus_channel_message_header *requestHeader;
struct vmbus_channel_gpadl_teardown *gpadlTeardown;
@@ -477,7 +472,8 @@ static void VmbusChannelOnGpadlTorndown(
*/
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- ITERATE_LIST_ENTRIES(anchor, curr, &gVmbusConnection.ChannelMsgList) {
+ list_for_each(curr, &gVmbusConnection.ChannelMsgList) {
+/* FIXME: this should probably use list_entry() instead */
msgInfo = (struct vmbus_channel_msginfo *)curr;
requestHeader = (struct vmbus_channel_message_header *)msgInfo->Msg;
@@ -508,8 +504,7 @@ static void VmbusChannelOnGpadlTorndown(
static void VmbusChannelOnVersionResponse(
struct vmbus_channel_message_header *hdr)
{
- LIST_ENTRY *anchor;
- LIST_ENTRY *curr;
+ struct list_head *curr;
struct vmbus_channel_msginfo *msgInfo;
struct vmbus_channel_message_header *requestHeader;
struct vmbus_channel_initiate_contact *initiate;
@@ -521,7 +516,8 @@ static void VmbusChannelOnVersionResponse(
versionResponse = (struct vmbus_channel_version_response *)hdr;
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- ITERATE_LIST_ENTRIES(anchor, curr, &gVmbusConnection.ChannelMsgList) {
+ list_for_each(curr, &gVmbusConnection.ChannelMsgList) {
+/* FIXME: this should probably use list_entry() instead */
msgInfo = (struct vmbus_channel_msginfo *)curr;
requestHeader = (struct vmbus_channel_message_header *)msgInfo->Msg;
@@ -659,23 +655,19 @@ Cleanup:
*/
void VmbusChannelReleaseUnattachedChannels(void)
{
- LIST_ENTRY *entry;
- struct vmbus_channel *channel;
+ struct vmbus_channel *channel, *pos;
struct vmbus_channel *start = NULL;
unsigned long flags;
spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
- while (!IsListEmpty(&gVmbusConnection.ChannelList)) {
- entry = TOP_LIST_ENTRY(&gVmbusConnection.ChannelList);
- channel = CONTAINING_RECORD(entry, struct vmbus_channel,
- ListEntry);
-
+ list_for_each_entry_safe(channel, pos, &gVmbusConnection.ChannelList,
+ ListEntry) {
if (channel == start)
break;
if (!channel->DeviceObject->Driver) {
- REMOVE_ENTRY_LIST(&channel->ListEntry);
+ list_del(&channel->ListEntry);
DPRINT_INFO(VMBUS,
"Releasing unattached device object %p",
channel->DeviceObject);
diff --git a/drivers/staging/hv/ChannelMgmt.h b/drivers/staging/hv/ChannelMgmt.h
index 0730182fe20..a839d8fe6ce 100644
--- a/drivers/staging/hv/ChannelMgmt.h
+++ b/drivers/staging/hv/ChannelMgmt.h
@@ -25,7 +25,7 @@
#ifndef _CHANNEL_MGMT_H_
#define _CHANNEL_MGMT_H_
-#include "List.h"
+#include <linux/list.h>
#include "RingBuffer.h"
#include "VmbusChannelInterface.h"
#include "VmbusPacketFormat.h"
@@ -225,7 +225,7 @@ enum vmbus_channel_state {
};
struct vmbus_channel {
- LIST_ENTRY ListEntry;
+ struct list_head ListEntry;
struct hv_device *DeviceObject;
@@ -281,10 +281,10 @@ struct vmbus_channel_debug_info {
*/
struct vmbus_channel_msginfo {
/* Bookkeeping stuff */
- LIST_ENTRY MsgListEntry;
+ struct list_head MsgListEntry;
/* So far, this is only used to handle gpadl body message */
- LIST_ENTRY SubMsgList;
+ struct list_head SubMsgList;
/* Synchronize the request/response if needed */
struct osd_waitevent *WaitEvent;
diff --git a/drivers/staging/hv/Connection.c b/drivers/staging/hv/Connection.c
index e574389615b..43c2e685501 100644
--- a/drivers/staging/hv/Connection.c
+++ b/drivers/staging/hv/Connection.c
@@ -57,10 +57,10 @@ int VmbusConnect(void)
goto Cleanup;
}
- INITIALIZE_LIST_HEAD(&gVmbusConnection.ChannelMsgList);
+ INIT_LIST_HEAD(&gVmbusConnection.ChannelMsgList);
spin_lock_init(&gVmbusConnection.channelmsg_lock);
- INITIALIZE_LIST_HEAD(&gVmbusConnection.ChannelList);
+ INIT_LIST_HEAD(&gVmbusConnection.ChannelList);
spin_lock_init(&gVmbusConnection.channel_lock);
/*
@@ -112,8 +112,9 @@ int VmbusConnect(void)
* receive the response before returning from this routine
*/
spin_lock_irqsave(&gVmbusConnection.channelmsg_lock, flags);
- INSERT_TAIL_LIST(&gVmbusConnection.ChannelMsgList,
- &msgInfo->MsgListEntry);
+ list_add_tail(&msgInfo->MsgListEntry,
+ &gVmbusConnection.ChannelMsgList);
+
spin_unlock_irqrestore(&gVmbusConnection.channelmsg_lock, flags);
DPRINT_DBG(VMBUS, "Vmbus connection - interrupt pfn %llx, "
@@ -124,14 +125,14 @@ int VmbusConnect(void)
ret = VmbusPostMessage(msg,
sizeof(struct vmbus_channel_initiate_contact));
if (ret != 0) {
- REMOVE_ENTRY_LIST(&msgInfo->MsgListEntry);
+ list_del(&msgInfo->MsgListEntry);
goto Cleanup;
}
/* Wait for the connection response */
osd_WaitEventWait(msgInfo->WaitEvent);
- REMOVE_ENTRY_LIST(&msgInfo->MsgListEntry);
+ list_del(&msgInfo->MsgListEntry);
/* Check if successful */
if (msgInfo->Response.VersionResponse.VersionSupported) {
@@ -223,15 +224,10 @@ struct vmbus_channel *GetChannelFromRelId(u32 relId)
{
struct vmbus_channel *channel;
struct vmbus_channel *foundChannel = NULL;
- LIST_ENTRY *anchor;
- LIST_ENTRY *curr;
unsigned long flags;
spin_lock_irqsave(&gVmbusConnection.channel_lock, flags);
- ITERATE_LIST_ENTRIES(anchor, curr, &gVmbusConnection.ChannelList) {
- channel = CONTAINING_RECORD(curr, struct vmbus_channel,
- ListEntry);
-
+ list_for_each_entry(channel, &gVmbusConnection.ChannelList, ListEntry) {
if (channel->OfferMsg.ChildRelId == relId) {
foundChannel = channel;
break;
diff --git a/drivers/staging/hv/VmbusPrivate.h b/drivers/staging/hv/VmbusPrivate.h
index 4aabb974348..05ad2c9380d 100644
--- a/drivers/staging/hv/VmbusPrivate.h
+++ b/drivers/staging/hv/VmbusPrivate.h
@@ -31,7 +31,7 @@
#include "ChannelMgmt.h"
#include "ChannelInterface.h"
#include "RingBuffer.h"
-#include "List.h"
+#include <linux/list.h>
/*
@@ -76,11 +76,11 @@ struct VMBUS_CONNECTION {
* is child->parent notification
*/
void *MonitorPages;
- LIST_ENTRY ChannelMsgList;
+ struct list_head ChannelMsgList;
spinlock_t channelmsg_lock;
/* List of channels */
- LIST_ENTRY ChannelList;
+ struct list_head ChannelList;
spinlock_t channel_lock;
struct workqueue_struct *WorkQueue;
@@ -89,7 +89,7 @@ struct VMBUS_CONNECTION {
struct VMBUS_MSGINFO {
/* Bookkeeping stuff */
- LIST_ENTRY MsgListEntry;
+ struct list_head MsgListEntry;
/* Synchronize the request/response if needed */
struct osd_waitevent *WaitEvent;