repository: c:/kernel.org/kvm-guest-drivers-windows
branch: master
commit 69fae3b5cdc84fbd0882d3d32f7deff29c246171
Author: Vadim Rozenfeld <[email protected]>
Date: Mon Sep 27 13:08:02 2010 +0200
[viostor] fix flush, shutdown and synchronize cache handlers
diff --git a/viostor/SOURCES b/viostor/SOURCES
index 5701b78..9680b09 100644
--- a/viostor/SOURCES
+++ b/viostor/SOURCES
@@ -1,20 +1,30 @@
TARGETNAME=viostor
TARGETTYPE=MINIPORT
-!if "$(DDK_TARGET_OS)" == "WinNET"
+!if "$(DDK_TARGET_OS)" == "WinNET"
+INF_NAME=WinNET
C_DEFINES = -DUSE_STORPORT=1 $(C_DEFINES)
TARGETLIBS=$(SDK_LIB_PATH)\storport.lib
!elseif "$(DDK_TARGET_OS)" == "WinLH"
+INF_NAME=WinLH
C_DEFINES = -DUSE_STORPORT=1 $(C_DEFINES)
C_DEFINES = -DMSI_SUPPORTED=1 $(C_DEFINES)
+#C_DEFINES = -DINDIRECT_SUPPORTED=1 $(C_DEFINES)
TARGETLIBS=$(SDK_LIB_PATH)\storport.lib
!elseif "$(DDK_TARGET_OS)" == "WinXP"
+INF_NAME=WinXP
TARGETLIBS=$(SDK_LIB_PATH)\scsiport.lib
!else
+INF_NAME=WinLH
C_DEFINES = -DUSE_STORPORT=1 $(C_DEFINES)
TARGETLIBS=$(SDK_LIB_PATH)\storport.lib
!endif
+INF_TARGET=$(OBJ_PATH)\$(O)\$(TARGETNAME).inf
+
+NTTARGETFILE1=$(INF_TARGET)
+PASS1_BINPLACE=$(NTTARGETFILE1)
+
SOURCES= virtio_stor.c \
virtio_stor_utils.c \
virtio_stor_hw_helper.c \
diff --git a/viostor/virtio_pci.c b/viostor/virtio_pci.c
index ffa2ed0..6bc75a1 100644
--- a/viostor/virtio_pci.c
+++ b/viostor/virtio_pci.c
@@ -115,6 +115,7 @@ VirtIODeviceFindVirtualQueue(
ULONG dummy;
PHYSICAL_ADDRESS pa;
ULONG pageNum;
+ ULONG pfns;
unsigned res;
PADAPTER_EXTENSION adaptExt = (PADAPTER_EXTENSION)DeviceExtension;
@@ -135,11 +136,11 @@ VirtIODeviceFindVirtualQueue(
// Check if queue is either not available or already active.
num = ScsiPortReadPortUshort((PUSHORT)(adaptExt->device_base +
VIRTIO_PCI_QUEUE_NUM));
-
- RhelDbgPrint(TRACE_LEVEL_FATAL, ("%s>>> [vp_dev->addr +
VIRTIO_PCI_QUEUE_NUM] = %x\n", __FUNCTION__, num) );
- if (!num || ScsiPortReadPortUlong((PULONG)(adaptExt->device_base +
VIRTIO_PCI_QUEUE_PFN)))
+ pfns = ScsiPortReadPortUlong((PULONG)(adaptExt->device_base +
VIRTIO_PCI_QUEUE_PFN));
+ if (!num || pfns) {
+ RhelDbgPrint(TRACE_LEVEL_FATAL, ("%s>>> num = 0x%x, pfns= 0x%x
\n", __FUNCTION__, num, pfns) );
return NULL;
-
+ }
// allocate and fill out our structure the represents an active
queue
info = &adaptExt->pci_vq_info;
@@ -156,6 +157,7 @@ VirtIODeviceFindVirtualQueue(
if (!vq) {
ScsiPortWritePortUlong((PULONG)(adaptExt->device_base +
VIRTIO_PCI_QUEUE_PFN),(ULONG)0);
+ RhelDbgPrint(TRACE_LEVEL_FATAL, ("%s>>> vring_new_virtqueue
failed\n", __FUNCTION__) );
return NULL;
}
diff --git a/viostor/virtio_ring.c b/viostor/virtio_ring.c
index cedb4f5..1f1cca3 100644
--- a/viostor/virtio_ring.c
+++ b/viostor/virtio_ring.c
@@ -42,7 +42,7 @@ initialize_virtqueue(
//#define to_vvq(_vq) container_of(_vq, struct vring_virtqueue, vq)
#define to_vvq(_vq) (struct vring_virtqueue *)_vq
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
/* Set up an indirect table of descriptors and add it to the queue. */
static
int
@@ -110,7 +110,7 @@ vring_add_buf(
{
struct vring_virtqueue *vq = to_vvq(_vq);
unsigned int i, avail, head, prev;
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
PSCSI_REQUEST_BLOCK Srb;
PRHEL_SRB_EXTENSION srbExt;
PADAPTER_EXTENSION adaptExt;
@@ -121,7 +121,7 @@ vring_add_buf(
RhelDbgPrint(TRACE_LEVEL_ERROR, ("%s: data is NULL!\n",
__FUNCTION__) );
return -1;
}
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
adaptExt = (PADAPTER_EXTENSION)vq->vq.DeviceExtension;
vbr = (pblk_req) data;
Srb = (PSCSI_REQUEST_BLOCK)vbr->req;
@@ -177,7 +177,7 @@ vring_add_buf(
/* Update free pointer */
vq->free_head = i;
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
add_head:
#endif
/* Set token. */
@@ -193,7 +193,7 @@ add_head:
RhelDbgPrint(TRACE_LEVEL_VERBOSE, ("%s: Added buffer head %i to %p
\n",
__FUNCTION__, head, vq) );
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
if (adaptExt->indirect)
return vq->num_free ? vq->vring.num : 0;
#endif
@@ -253,7 +253,7 @@ detach_buf(
{
unsigned int i;
PVOID addr;
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
STOR_PHYSICAL_ADDRESS pa;
#endif
@@ -262,7 +262,7 @@ detach_buf(
/* Put back on free list: find end */
i = head;
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
if (vq->vring.desc[i].flags & VRING_DESC_F_INDIRECT) {
pa.QuadPart = vq->vring.desc[i].addr;
addr = StorPortGetVirtualAddress(vq->vq.DeviceExtension, pa);
diff --git a/viostor/virtio_stor.c b/viostor/virtio_stor.c
index 9980a2f..52e023b 100644
--- a/viostor/virtio_stor.c
+++ b/viostor/virtio_stor.c
@@ -69,11 +69,6 @@ VirtIoResetBus(
IN ULONG PathId
);
-BOOLEAN
-VirtIoInterrupt(
- IN PVOID DeviceExtension
- );
-
SCSI_ADAPTER_CONTROL_STATUS
VirtIoAdapterControl(
IN PVOID DeviceExtension,
@@ -129,6 +124,7 @@ DriverEntry(
UCHAR devId[4] = {'1', '0', '0', '1'};
#endif
+ RhelDbgPrint(TRACE_LEVEL_ERROR, ("Viostor driver started...built on
%s %s\n", __DATE__, __TIME__));
IsCrashDumpMode = FALSE;
if (RegistryPath == NULL) {
RhelDbgPrint(TRACE_LEVEL_INFORMATION,
@@ -207,8 +203,6 @@ VirtIoFindAdapter(
UNREFERENCED_PARAMETER( ArgumentString );
UNREFERENCED_PARAMETER( Again );
- RhelDbgPrint(TRACE_LEVEL_VERBOSE, ("%s (%d)\n", __FUNCTION__,
KeGetCurrentIrql()));
-
adaptExt = (PADAPTER_EXTENSION)DeviceExtension;
adaptExt->dump_mode = IsCrashDumpMode;
@@ -308,6 +302,7 @@ VirtIoFindAdapter(
adaptExt->features =
ScsiPortReadPortUlong((PULONG)(adaptExt->device_base +
VIRTIO_PCI_HOST_FEATURES));
ConfigInfo->CachesData = CHECKBIT(adaptExt->features,
VIRTIO_BLK_F_WCACHE) ? TRUE : FALSE;
+ RhelDbgPrint(TRACE_LEVEL_INFORMATION, ("VIRTIO_BLK_F_WCACHE = %d
\n", ConfigInfo->CachesData));
pageNum = ScsiPortReadPortUshort((PUSHORT)(adaptExt->device_base +
VIRTIO_PCI_QUEUE_NUM));
vr_sz = vring_size(pageNum,PAGE_SIZE);
@@ -322,7 +317,7 @@ VirtIoFindAdapter(
ConfigInfo->MaximumTransferLength = 0x00FFFFFF;
adaptExt->queue_depth = pageNum /
ConfigInfo->NumberOfPhysicalBreaks - 1;
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
if(!adaptExt->dump_mode) {
adaptExt->indirect = CHECKBIT(adaptExt->features,
VIRTIO_RING_F_INDIRECT_DESC);
}
@@ -407,7 +402,6 @@ VirtIoHwInitialize(
}
if(!adaptExt->dump_mode && (adaptExt->msix_vectors > 1)) {
- RhelDbgPrint(TRACE_LEVEL_ERROR, ("xru dump_mode = %x\n",
adaptExt->dump_mode));
adaptExt->pci_vq_info.vq =
VirtIODeviceFindVirtualQueue(DeviceExtension, 0, adaptExt->msix_vectors
- 1);
}
#endif
@@ -502,6 +496,7 @@ VirtIoHwInitialize(
adaptExt->inquiry_data.CommandQueue = 1;
adaptExt->inquiry_data.DeviceType = DIRECT_ACCESS_DEVICE;
adaptExt->inquiry_data.Wide32Bit = 1;
+ adaptExt->inquiry_data.AdditionalLength = 91;
ScsiPortMoveMemory(&adaptExt->inquiry_data.VendorId, "Red Hat ",
sizeof("Red Hat "));
ScsiPortMoveMemory(&adaptExt->inquiry_data.ProductId, "VirtIO",
sizeof("VirtIO"));
ScsiPortMoveMemory(&adaptExt->inquiry_data.ProductRevisionLevel,
"0001", sizeof("0001"));
@@ -541,18 +536,11 @@ VirtIoStartIo(
CompleteSRB(DeviceExtension, Srb);
return TRUE;
}
- case SRB_FUNCTION_SHUTDOWN:
- case SRB_FUNCTION_FLUSH: {
- if(CHECKBIT(adaptExt->features, VIRTIO_BLK_F_WCACHE)) {
- Srb->SrbStatus = SRB_STATUS_PENDING;
- if(!RhelDoFlush(DeviceExtension, Srb)) {
- Srb->SrbStatus = SRB_STATUS_BUSY;
- CompleteSRB(DeviceExtension, Srb);
- }
- } else {
- Srb->SrbStatus = SRB_STATUS_SUCCESS;
- CompleteSRB(DeviceExtension, Srb);
- }
+ case SRB_FUNCTION_FLUSH:
+ case SRB_FUNCTION_SHUTDOWN: {
+ Srb->SrbStatus = (UCHAR)RhelDoFlush(DeviceExtension, Srb);
+ Srb->ScsiStatus = SCSISTAT_GOOD;
+ CompleteSRB(DeviceExtension, Srb);
return TRUE;
}
@@ -642,13 +630,19 @@ VirtIoStartIo(
case SCSIOP_RELEASE_UNIT10:
case SCSIOP_VERIFY:
case SCSIOP_VERIFY16:
- case SCSIOP_SYNCHRONIZE_CACHE:
case SCSIOP_MEDIUM_REMOVAL: {
Srb->SrbStatus = SRB_STATUS_SUCCESS;
Srb->ScsiStatus = SCSISTAT_GOOD;
CompleteSRB(DeviceExtension, Srb);
return TRUE;
}
+ case SCSIOP_SYNCHRONIZE_CACHE:
+ case SCSIOP_SYNCHRONIZE_CACHE16: {
+ Srb->SrbStatus = (UCHAR)RhelDoFlush(DeviceExtension, Srb);
+ Srb->ScsiStatus = SCSISTAT_GOOD;
+ CompleteSRB(DeviceExtension, Srb);
+ return TRUE;
+ }
default: {
break;
}
@@ -695,9 +689,16 @@ VirtIoInterrupt(
break;
default:
Srb->SrbStatus = SRB_STATUS_ERROR;
+ RhelDbgPrint(TRACE_LEVEL_ERROR, ("SRB_STATUS_ERROR
\n"));
break;
}
- CompleteDPC(DeviceExtension, vbr, 0);
+ if (vbr->out_hdr.type == VIRTIO_BLK_T_FLUSH) {
+ adaptExt->flush_done = TRUE;
+ }
+ else
+ {
+ CompleteDPC(DeviceExtension, vbr, 0);
+ }
}
}
RhelDbgPrint(TRACE_LEVEL_VERBOSE, ("%s isInterruptServiced = %d\n",
__FUNCTION__, isInterruptServiced));
@@ -712,8 +713,6 @@ VirtIoResetBus(
{
UNREFERENCED_PARAMETER( DeviceExtension );
UNREFERENCED_PARAMETER( PathId );
-
- RhelDbgPrint(TRACE_LEVEL_VERBOSE, ("<--->%s\n", __FUNCTION__));
return TRUE;
}
@@ -759,6 +758,7 @@ VirtIoAdapterControl(
}
case ScsiRestartAdapter: {
RhelDbgPrint(TRACE_LEVEL_VERBOSE, ("ScsiRestartAdapter\n"));
+ VirtIODeviceReset(DeviceExtension);
adaptExt->pci_vq_info.vq = NULL;
#ifdef MSI_SUPPORTED
if(!adaptExt->dump_mode && adaptExt->msix_vectors) {
@@ -1200,11 +1200,9 @@ CompleteDpcRoutine(
#ifdef MSI_SUPPORTED
}
#endif
-
ScsiPortNotification(RequestComplete,
Context,
Srb);
-
#ifdef MSI_SUPPORTED
if(adaptExt->msix_vectors) {
StorPortAcquireMSISpinLock (Context, MessageID, &OldIrql);
diff --git a/viostor/virtio_stor.h b/viostor/virtio_stor.h
index 9c99b75..85cf090 100644
--- a/viostor/virtio_stor.h
+++ b/viostor/virtio_stor.h
@@ -109,10 +109,11 @@ typedef struct _ADAPTER_EXTENSION {
LIST_ENTRY list_head;
ULONG msix_vectors;
ULONG features;
+ BOOLEAN flush_done;
#ifdef USE_STORPORT
LIST_ENTRY complete_list;
STOR_DPC completion_dpc;
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
BOOLEAN indirect;
#endif
#endif
@@ -125,9 +126,16 @@ typedef struct _RHEL_SRB_EXTENSION {
#ifndef USE_STORPORT
BOOLEAN call_next;
#endif
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
PVOID addr;
#endif
}RHEL_SRB_EXTENSION, *PRHEL_SRB_EXTENSION;
+BOOLEAN
+VirtIoInterrupt(
+ IN PVOID DeviceExtension
+ );
+
+
+
#endif ___VIOSTOR__H__
diff --git a/viostor/virtio_stor_hw_helper.c
b/viostor/virtio_stor_hw_helper.c
index 8060fa8..9cf6ded 100644
--- a/viostor/virtio_stor_hw_helper.c
+++ b/viostor/virtio_stor_hw_helper.c
@@ -25,64 +25,108 @@ SynchronizedFlushRoutine(
PADAPTER_EXTENSION adaptExt = (PADAPTER_EXTENSION)DeviceExtension;
PSCSI_REQUEST_BLOCK Srb = (PSCSI_REQUEST_BLOCK) Context;
PRHEL_SRB_EXTENSION srbExt =
(PRHEL_SRB_EXTENSION)Srb->SrbExtension;
+ ULONG fragLen;
+ srbExt->vbr.out_hdr.sector = 0;
srbExt->vbr.out_hdr.ioprio = 0;
- srbExt->vbr.req = (struct request *)Srb;
- srbExt->vbr.out_hdr.type = VIRTIO_BLK_T_FLUSH;
- srbExt->out = 1;
- srbExt->in = 1;
+ srbExt->vbr.req = (struct request *)Srb;
+ srbExt->vbr.out_hdr.type = VIRTIO_BLK_T_FLUSH;
+ srbExt->out = 1;
+ srbExt->in = 1;
+
+ srbExt->vbr.sg[0].physAddr =
StorPortGetPhysicalAddress(DeviceExtension, NULL, &srbExt->vbr.out_hdr,
&fragLen);
+ srbExt->vbr.sg[0].ulSize = sizeof(srbExt->vbr.out_hdr);
+ srbExt->vbr.sg[1].physAddr =
StorPortGetPhysicalAddress(DeviceExtension, NULL, &srbExt->vbr.status,
&fragLen);
+ srbExt->vbr.sg[1].ulSize = sizeof(srbExt->vbr.status);
if
(adaptExt->pci_vq_info.vq->vq_ops->add_buf(adaptExt->pci_vq_info.vq,
&srbExt->vbr.sg[0],
srbExt->out, srbExt->in,
- &srbExt->vbr) >= 0){
- InsertTailList(&adaptExt->list_head, &srbExt->vbr.list_entry);
+ &srbExt->vbr) >= 0) {
adaptExt->pci_vq_info.vq->vq_ops->kick(adaptExt->pci_vq_info.vq);
return TRUE;
}
-
- RhelDbgPrint(TRACE_LEVEL_ERROR, ("%s StorPortBusy\n",
__FUNCTION__));
- StorPortBusy(DeviceExtension, 2);
return FALSE;
}
-BOOLEAN
-RhelDoFlush(PVOID DeviceExtension,
- PSCSI_REQUEST_BLOCK Srb)
+ULONG
+RhelDoFlush(
+ PVOID DeviceExtension,
+ PSCSI_REQUEST_BLOCK Srb
+ )
{
- return StorPortSynchronizeAccess(DeviceExtension,
SynchronizedFlushRoutine, (PVOID)Srb);
+ PADAPTER_EXTENSION adaptExt = (PADAPTER_EXTENSION)DeviceExtension;
+ ULONG i;
+ ULONG Wait = 100000;
+
+ ASSERT(adaptExt->flush_done != TRUE);
+ if(StorPortSynchronizeAccess(DeviceExtension,
SynchronizedFlushRoutine, (PVOID)Srb)) {
+ for (i = 0; i < Wait; i++) {
+ StorPortStallExecution(1000);
+ if (adaptExt->flush_done == TRUE) {
+ adaptExt->flush_done = FALSE;
+ return Srb->SrbStatus;
+ }
+ }
+ }
+ return SRB_STATUS_ERROR;
}
#else
-BOOLEAN
-RhelDoFlush(PVOID DeviceExtension,
- PSCSI_REQUEST_BLOCK Srb)
+ULONG
+RhelDoFlush(
+ PVOID DeviceExtension,
+ PSCSI_REQUEST_BLOCK Srb
+ )
{
PADAPTER_EXTENSION adaptExt = (PADAPTER_EXTENSION)DeviceExtension;
PRHEL_SRB_EXTENSION srbExt =
(PRHEL_SRB_EXTENSION)Srb->SrbExtension;
+ ULONG fragLen;
int num_free;
+ ULONG i;
+ ULONG Wait = 100000;
+ ULONG status = SRB_STATUS_ERROR;
+ srbExt->vbr.out_hdr.sector = 0;
srbExt->vbr.out_hdr.ioprio = 0;
- srbExt->vbr.req = (struct request *)Srb;
- srbExt->vbr.out_hdr.type = VIRTIO_BLK_T_FLUSH;
- srbExt->out = 1;
- srbExt->in = 1;
+ srbExt->vbr.req = (struct request *)Srb;
+ srbExt->vbr.out_hdr.type = VIRTIO_BLK_T_FLUSH;
+ srbExt->out = 1;
+ srbExt->in = 1;
+
+ srbExt->vbr.sg[0].physAddr =
ScsiPortGetPhysicalAddress(DeviceExtension, NULL, &srbExt->vbr.out_hdr,
&fragLen);
+ srbExt->vbr.sg[0].ulSize = sizeof(srbExt->vbr.out_hdr);
+ srbExt->vbr.sg[1].physAddr =
ScsiPortGetPhysicalAddress(DeviceExtension, NULL, &srbExt->vbr.status,
&fragLen);
+ srbExt->vbr.sg[1].ulSize = sizeof(srbExt->vbr.status);
num_free =
adaptExt->pci_vq_info.vq->vq_ops->add_buf(adaptExt->pci_vq_info.vq,
&srbExt->vbr.sg[0],
srbExt->out, srbExt->in,
&srbExt->vbr);
-
if ( num_free >= 0) {
- InsertTailList(&adaptExt->list_head, &srbExt->vbr.list_entry);
adaptExt->pci_vq_info.vq->vq_ops->kick(adaptExt->pci_vq_info.vq);
- srbExt->call_next = FALSE;
- if(num_free < VIRTIO_MAX_SG) {
- srbExt->call_next = TRUE;
- } else {
- ScsiPortNotification(NextLuRequest, DeviceExtension,
Srb->PathId, Srb->TargetId, Srb->Lun);
+ for (i = 0; i < Wait; i++) {
+ if (adaptExt->flush_done == TRUE) {
+ adaptExt->flush_done = FALSE;
+ status = Srb->SrbStatus;
+ break;
+ }
+ ScsiPortStallExecution(1000);
+ VirtIoInterrupt(DeviceExtension);
}
}
- return TRUE;
+ if (status != SRB_STATUS_SUCCESS) {
+ RhelDbgPrint(TRACE_LEVEL_ERROR, ("%s 0x%x\n", __FUNCTION__,
status) );
+ ScsiPortLogError(DeviceExtension,
+ NULL,
+ 0,
+ 0,
+ 0,
+ SP_INTERNAL_ADAPTER_ERROR,
+ __LINE__);
+ status = SRB_STATUS_SUCCESS;
+ }
+ ScsiPortNotification(NextLuRequest, DeviceExtension, Srb->PathId,
Srb->TargetId, Srb->Lun);
+ return status;
}
#endif
@@ -105,7 +149,6 @@ SynchronizedReadWriteRoutine(
return TRUE;
}
- RhelDbgPrint(TRACE_LEVEL_ERROR, ("%s StorPortBusy\n",
__FUNCTION__));
StorPortBusy(DeviceExtension, 5);
return FALSE;
}
@@ -116,13 +159,13 @@ RhelDoReadWrite(PVOID DeviceExtension,
{
BOOLEAN res = FALSE;
PRHEL_SRB_EXTENSION srbExt =
(PRHEL_SRB_EXTENSION)Srb->SrbExtension;
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
NTSTATUS status = STATUS_SUCCESS;
struct vring_desc *desc = NULL;
srbExt->addr = NULL;
#endif
res = StorPortSynchronizeAccess(DeviceExtension,
SynchronizedReadWriteRoutine, (PVOID)Srb);
-#if (NTDDI_VERSION >= NTDDI_VISTA)
+#if (INDIRECT_SUPPORTED)
if (!res) {
status = StorPortAllocatePool(DeviceExtension,
diff --git a/viostor/virtio_stor_hw_helper.h
b/viostor/virtio_stor_hw_helper.h
index 13c1938..3fee3c2 100644
--- a/viostor/virtio_stor_hw_helper.h
+++ b/viostor/virtio_stor_hw_helper.h
@@ -35,7 +35,7 @@ RhelDoReadWrite(
PSCSI_REQUEST_BLOCK Srb
);
-BOOLEAN
+ULONG
RhelDoFlush(
IN PVOID DeviceExtension,
PSCSI_REQUEST_BLOCK Srb
diff --git a/viostor/virtio_stor_utils.c b/viostor/virtio_stor_utils.c
index db025af..6dda5b4 100644
--- a/viostor/virtio_stor_utils.c
+++ b/viostor/virtio_stor_utils.c
@@ -14,7 +14,7 @@
ULONG
_cdecl
RhelDbgPrintToComPort(
- __in LPTSTR Format,
+ IN LPTSTR Format,
...
)
{
diff --git a/viostor/virtio_stor_utils.h b/viostor/virtio_stor_utils.h
index c490341..dbfa7bc 100644
--- a/viostor/virtio_stor_utils.h
+++ b/viostor/virtio_stor_utils.h
@@ -62,7 +62,7 @@ extern ULONG RhelDbgLevel;
ULONG
_cdecl
RhelDbgPrintToComPort(
- __in LPTSTR Format,
+ IN LPTSTR Format,
...
);
--
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