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[BTRFS] Upgrade to 1.5

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CORE-16494
This commit is contained in:
Pierre Schweitzer 2019-11-12 19:32:46 +01:00
parent c214c04964
commit 62e630de4c
No known key found for this signature in database
GPG key ID: 7545556C3D585B0B
27 changed files with 2216 additions and 566 deletions
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22
drivers/filesystems/btrfs/search.c
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@ -23,6 +23,7 @@
#include <windef.h>
#include <ntddstor.h>
#include <ntdddisk.h>
#include <ntddvol.h>
#include <initguid.h>
#include <wdmguid.h>
@ -35,6 +36,7 @@ extern HANDLE mountmgr_thread_handle;
extern bool shutting_down;
extern PDEVICE_OBJECT busobj;
extern tIoUnregisterPlugPlayNotificationEx fIoUnregisterPlugPlayNotificationEx;
extern ERESOURCE boot_lock;
typedef void (*pnp_callback)(PDRIVER_OBJECT DriverObject, PUNICODE_STRING devpath);
@ -270,8 +272,11 @@ void disk_arrival(PDRIVER_OBJECT DriverObject, PUNICODE_STRING devpath) {
UNUSED(DriverObject);
ExAcquireResourceSharedLite(&boot_lock, TRUE);
Status = IoGetDeviceObjectPointer(devpath, FILE_READ_ATTRIBUTES, &fileobj, &devobj);
if (!NT_SUCCESS(Status)) {
ExReleaseResourceLite(&boot_lock);
ERR("IoGetDeviceObjectPointer returned %08x\n", Status);
return;
}
@ -323,6 +328,8 @@ void disk_arrival(PDRIVER_OBJECT DriverObject, PUNICODE_STRING devpath) {
end:
ObDereferenceObject(fileobj);
ExReleaseResourceLite(&boot_lock);
}
void remove_volume_child(_Inout_ _Requires_exclusive_lock_held_(_Curr_->child_lock) _Releases_exclusive_lock_(_Curr_->child_lock) _In_ volume_device_extension* vde,
@ -496,8 +503,11 @@ void volume_arrival(PDRIVER_OBJECT DriverObject, PUNICODE_STRING devpath) {
TRACE("%.*S\n", devpath->Length / sizeof(WCHAR), devpath->Buffer);
ExAcquireResourceSharedLite(&boot_lock, TRUE);
Status = IoGetDeviceObjectPointer(devpath, FILE_READ_ATTRIBUTES, &fileobj, &devobj);
if (!NT_SUCCESS(Status)) {
ExReleaseResourceLite(&boot_lock);
ERR("IoGetDeviceObjectPointer returned %08x\n", Status);
return;
}
@ -507,6 +517,10 @@ void volume_arrival(PDRIVER_OBJECT DriverObject, PUNICODE_STRING devpath) {
if (devobj->DriverObject == DriverObject)
goto end;
Status = dev_ioctl(devobj, IOCTL_VOLUME_ONLINE, NULL, 0, NULL, 0, true, NULL);
if (!NT_SUCCESS(Status))
TRACE("IOCTL_VOLUME_ONLINE returned %08x\n", Status);
Status = dev_ioctl(devobj, IOCTL_DISK_GET_LENGTH_INFO, NULL, 0, &gli, sizeof(gli), true, NULL);
if (!NT_SUCCESS(Status)) {
ERR("IOCTL_DISK_GET_LENGTH_INFO returned %08x\n", Status);
@ -570,6 +584,8 @@ void volume_arrival(PDRIVER_OBJECT DriverObject, PUNICODE_STRING devpath) {
end:
ObDereferenceObject(fileobj);
ExReleaseResourceLite(&boot_lock);
}
void volume_removal(PDRIVER_OBJECT DriverObject, PUNICODE_STRING devpath) {
@ -648,6 +664,8 @@ static void __stdcall do_pnp_callback(PDEVICE_OBJECT DeviceObject, PVOID con) {
ExFreePool(context->name.Buffer);
IoFreeWorkItem(context->work_item);
ExFreePool(context);
}
static void enqueue_pnp_callback(PDRIVER_OBJECT DriverObject, PUNICODE_STRING name, pnp_callback func) {
@ -655,6 +673,10 @@ static void enqueue_pnp_callback(PDRIVER_OBJECT DriverObject, PUNICODE_STRING na
pnp_callback_context* context;
work_item = IoAllocateWorkItem(master_devobj);
if (!work_item) {
ERR("out of memory\n");
return;
}
context = ExAllocatePoolWithTag(PagedPool, sizeof(pnp_callback_context), ALLOC_TAG);