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iossdmc: only do read/write from CPU 0

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Rairii
2025-05-25 17:12:48 +01:00
parent 3ba4689580
commit e5296b17ef
1 changed files with 5 additions and 0 deletions
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5
iossdmcdrv/source/entry.c
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@@ -541,6 +541,8 @@ NTSTATUS SdmcDiskCreate(PDEVICE_OBJECT DeviceObject, PIRP Irp) {
static void SdmcDiskStartIoImpl(PDEVICE_OBJECT DeviceObject, PIRP Irp);
extern __declspec(dllimport) KAFFINITY KeSetAffinityThread(PKTHREAD Thread, KAFFINITY Affinity);
NTSTATUS SdmcDiskRw(PDEVICE_OBJECT DeviceObject, PIRP Irp) {
if (DeviceObject == s_EnvironmentDevice && Irp->RequestorMode != KernelMode) {
Irp->IoStatus.Status = STATUS_ACCESS_DENIED;
@@ -623,7 +625,10 @@ NTSTATUS SdmcDiskRw(PDEVICE_OBJECT DeviceObject, PIRP Irp) {
IoStartPacket(DeviceObject, Irp, &SectorOffset, NULL);
return STATUS_PENDING;
#endif
KAFFINITY OldAffinity = KeSetAffinityThread(KeGetCurrentThread(), 1);
SdmcDiskStartIoImpl(DeviceObject, Irp);
KeSetAffinityThread(KeGetCurrentThread(), OldAffinity);
return Irp->IoStatus.Status;
}