02/02: [FASTFAT] Don't delay any other close once shutdown has started

[Pierre Schweitzer]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=901c47ed1405fd7fc2c31f...

commit 901c47ed1405fd7fc2c31f54e6dc65ec2fb0728e
Author:     Pierre Schweitzer [e-mail]
AuthorDate: Sun Aug 19 09:55:38 2018 +0200
Commit:     Pierre Schweitzer [e-mail]
CommitDate: Sun Aug 19 09:56:12 2018 +0200

[FASTFAT] Don't delay any other close once shutdown has started
---
 drivers/filesystems/fastfat/close.c    | 3 ++-
 drivers/filesystems/fastfat/iface.c    | 1 +
 drivers/filesystems/fastfat/shutdown.c | 1 +
 drivers/filesystems/fastfat/vfat.h     | 1 +
 4 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/filesystems/fastfat/close.c b/drivers/filesystems/fastfat/close.c
index 0c313e6629..d8f85a85a4 100644
--- a/drivers/filesystems/fastfat/close.c
+++ b/drivers/filesystems/fastfat/close.c
@@ -183,7 +183,8 @@ VfatCloseFile(
     }

/* If we have to close immediately, or if delaying failed, close */
-    if (!BooleanFlagOn(pFcb->Flags, FCB_DELAYED_CLOSE) || !NT_SUCCESS(VfatPostCloseFile(DeviceExt, FileObject)))
+    if (VfatGlobalData->ShutdownStarted || !BooleanFlagOn(pFcb->Flags, FCB_DELAYED_CLOSE) ||
+        !NT_SUCCESS(VfatPostCloseFile(DeviceExt, FileObject)))
     {
         VfatCommonCloseFile(DeviceExt, pFcb);
     }
diff --git a/drivers/filesystems/fastfat/iface.c b/drivers/filesystems/fastfat/iface.c
index e99409c669..c98e64f02b 100644
--- a/drivers/filesystems/fastfat/iface.c
+++ b/drivers/filesystems/fastfat/iface.c
@@ -101,6 +101,7 @@ DriverEntry(
     InitializeListHead(&VfatGlobalData->CloseListHead);
     VfatGlobalData->CloseCount = 0;
     VfatGlobalData->CloseWorkerRunning = FALSE;
+    VfatGlobalData->ShutdownStarted = FALSE;
     VfatGlobalData->CloseWorkItem = IoAllocateWorkItem(DeviceObject);
     if (VfatGlobalData->CloseWorkItem == NULL)
     {
diff --git a/drivers/filesystems/fastfat/shutdown.c b/drivers/filesystems/fastfat/shutdown.c
index c363aefa16..c9e2bd5431 100644
--- a/drivers/filesystems/fastfat/shutdown.c
+++ b/drivers/filesystems/fastfat/shutdown.c
@@ -61,6 +61,7 @@ VfatShutdown(
     FsRtlEnterFileSystem();

/* FIXME: block new mount requests */
+    VfatGlobalData->ShutdownStarted = TRUE;

if (DeviceObject == VfatGlobalData->DeviceObject)
     {
diff --git a/drivers/filesystems/fastfat/vfat.h b/drivers/filesystems/fastfat/vfat.h
index 834427e1b8..993d5f9fb9 100644
--- a/drivers/filesystems/fastfat/vfat.h
+++ b/drivers/filesystems/fastfat/vfat.h
@@ -417,6 +417,7 @@ typedef struct
     LIST_ENTRY CloseListHead;
     BOOLEAN CloseWorkerRunning;
     PIO_WORKITEM CloseWorkItem;
+    BOOLEAN ShutdownStarted;
 } VFAT_GLOBAL_DATA, *PVFAT_GLOBAL_DATA;

extern PVFAT_GLOBAL_DATA VfatGlobalData;