Public/winfsp
1
0
Fork 0
mirror of https://github.com/winfsp/winfsp.git synced 2025-07-03 09:22:57 -05:00
Code Issues Packages Projects Releases Wiki Activity

sys: FSP_META_CACHE: refactoring and start integration into Fsvol

Browse Source
This commit is contained in:
Bill Zissimopoulos
2016-02-18 11:48:57 -08:00
parent 2c9cd46e4b
commit 3cfdfba64c
4 changed files with 200 additions and 179 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
src/sys/device.c
View File

@ -290,6 +290,7 @@ static NTSTATUS FspFsvolDeviceInit(PDEVICE_OBJECT DeviceObject)
NTSTATUS Result;
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(DeviceObject);
LARGE_INTEGER IrpTimeout;
LARGE_INTEGER MetaTimeout;
/*
* Volume device initialization is a mess, because of the different ways of
@ -325,6 +326,16 @@ static NTSTATUS FspFsvolDeviceInit(PDEVICE_OBJECT DeviceObject)
return Result;
FsvolDeviceExtension->InitDoneIoq = 1;
/* create our security meta cache */
MetaTimeout.QuadPart = FsvolDeviceExtension->VolumeParams.FileInfoTimeout * 10000ULL;
/* convert millis to nanos */
Result = FspMetaCacheCreate(
FspFsvolDeviceSecurityCacheCapacity, FspFsvolDeviceSecurityCacheItemSizeMax, &MetaTimeout,
&FsvolDeviceExtension->SecurityCache);
if (!NT_SUCCESS(Result))
return Result;
FsvolDeviceExtension->InitDoneSec = 1;
/* initialize our context table */
ExInitializeResourceLite(&FsvolDeviceExtension->FileRenameResource);
ExInitializeResourceLite(&FsvolDeviceExtension->ContextTableResource);
@ -374,6 +385,10 @@ static VOID FspFsvolDeviceFini(PDEVICE_OBJECT DeviceObject)
if (FsvolDeviceExtension->InitDoneTimer)
IoStopTimer(DeviceObject);
/* delete the security meta cache */
if (FsvolDeviceExtension->InitDoneSec)
FspMetaCacheDelete(FsvolDeviceExtension->SecurityCache);
/* delete the Ioq */
if (FsvolDeviceExtension->InitDoneIoq)
FspIoqDelete(FsvolDeviceExtension->Ioq);
@ -446,6 +461,7 @@ static VOID FspFsvolDeviceExpirationRoutine(PVOID Context)
KIRQL Irql;
InterruptTime = KeQueryInterruptTime();
FspMetaCacheInvalidateExpired(FsvolDeviceExtension->SecurityCache, InterruptTime);
FspIoqRemoveExpired(FsvolDeviceExtension->Ioq, InterruptTime);
KeAcquireSpinLock(&FsvolDeviceExtension->ExpirationLock, &Irql);