Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-12-30 19:14:31 +00:00
Code Issues Projects Releases Packages Wiki Activity

Call Fs notifications at PASSIVE_LEVEL by using a guarded mutex

Browse source 
Use ExFreePoolWithTag instead of ExFreePool

svn path=/trunk/; revision=15000
This commit is contained in:
Hervé Poussineau 2005-05-05 13:27:00 +00:00
parent da6a50d93f
commit e5443b9351
1 changed files with 10 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

20
reactos/ntoskrnl/io/fs.c
View file

@ -35,7 +35,7 @@ typedef struct _FS_CHANGE_NOTIFY_ENTRY
static ERESOURCE FileSystemListLock; static ERESOURCE FileSystemListLock;
static LIST_ENTRY FileSystemListHead; static LIST_ENTRY FileSystemListHead;
static FAST_MUTEX FsChangeNotifyListLock; static KGUARDED_MUTEX FsChangeNotifyListLock;
static LIST_ENTRY FsChangeNotifyListHead; static LIST_ENTRY FsChangeNotifyListHead;
#define TAG_FILE_SYSTEM TAG('F', 'S', 'Y', 'S') #define TAG_FILE_SYSTEM TAG('F', 'S', 'Y', 'S')
@ -178,7 +178,7 @@ IoInitFileSystemImplementation(VOID)
ExInitializeResourceLite(&FileSystemListLock); ExInitializeResourceLite(&FileSystemListLock);
InitializeListHead(&FsChangeNotifyListHead); InitializeListHead(&FsChangeNotifyListHead);
ExInitializeFastMutex(&FsChangeNotifyListLock); KeInitializeGuardedMutex(&FsChangeNotifyListLock);
} }
@ -631,7 +631,7 @@ IoUnregisterFileSystem(IN PDEVICE_OBJECT DeviceObject)
if (current->DeviceObject == DeviceObject) if (current->DeviceObject == DeviceObject)
{ {
RemoveEntryList(current_entry); RemoveEntryList(current_entry);
ExFreePool(current); ExFreePoolWithTag(current, TAG_FILE_SYSTEM);
ExReleaseResourceLite(&FileSystemListLock); ExReleaseResourceLite(&FileSystemListLock);
KeLeaveCriticalRegion(); KeLeaveCriticalRegion();
IopNotifyFileSystemChange(DeviceObject, FALSE); IopNotifyFileSystemChange(DeviceObject, FALSE);
@ -710,7 +710,7 @@ IopNotifyFileSystemChange(PDEVICE_OBJECT DeviceObject,
PFS_CHANGE_NOTIFY_ENTRY ChangeEntry; PFS_CHANGE_NOTIFY_ENTRY ChangeEntry;
PLIST_ENTRY Entry; PLIST_ENTRY Entry;
ExAcquireFastMutex(&FsChangeNotifyListLock); KeAcquireGuardedMutex(&FsChangeNotifyListLock);
Entry = FsChangeNotifyListHead.Flink; Entry = FsChangeNotifyListHead.Flink;
while (Entry != &FsChangeNotifyListHead) while (Entry != &FsChangeNotifyListHead)
{ {
@ -720,7 +720,7 @@ IopNotifyFileSystemChange(PDEVICE_OBJECT DeviceObject,
Entry = Entry->Flink; Entry = Entry->Flink;
} }
ExReleaseFastMutex(&FsChangeNotifyListLock); KeReleaseGuardedMutex(&FsChangeNotifyListLock);
} }
@ -742,10 +742,10 @@ IoRegisterFsRegistrationChange(IN PDRIVER_OBJECT DriverObject,
Entry->DriverObject = DriverObject; Entry->DriverObject = DriverObject;
Entry->FSDNotificationProc = FSDNotificationProc; Entry->FSDNotificationProc = FSDNotificationProc;
ExAcquireFastMutex(&FsChangeNotifyListLock); KeAcquireGuardedMutex(&FsChangeNotifyListLock);
InsertHeadList(&FsChangeNotifyListHead, InsertHeadList(&FsChangeNotifyListHead,
&Entry->FsChangeNotifyList); &Entry->FsChangeNotifyList);
ExReleaseFastMutex(&FsChangeNotifyListLock); KeReleaseGuardedMutex(&FsChangeNotifyListLock);
return(STATUS_SUCCESS); return(STATUS_SUCCESS);
} }
@ -768,11 +768,11 @@ IoUnregisterFsRegistrationChange(IN PDRIVER_OBJECT DriverObject,
if (ChangeEntry->DriverObject == DriverObject && if (ChangeEntry->DriverObject == DriverObject &&
ChangeEntry->FSDNotificationProc == FSDNotificationProc) ChangeEntry->FSDNotificationProc == FSDNotificationProc)
{ {
ExAcquireFastMutex(&FsChangeNotifyListLock); KeAcquireGuardedMutex(&FsChangeNotifyListLock);
RemoveEntryList(Entry); RemoveEntryList(Entry);
ExReleaseFastMutex(&FsChangeNotifyListLock); KeReleaseGuardedMutex(&FsChangeNotifyListLock);
ExFreePool(Entry); ExFreePoolWithTag(Entry, TAG_FS_CHANGE_NOTIFY);
return; return;
} }