Function Ext2ShutDown

Ext4Fsd/shutdown.c:24–118

#endif

NTSTATUS
Ext2ShutDown (IN PEXT2_IRP_CONTEXT IrpContext)
{
    NTSTATUS                Status;

    PIRP                    Irp;

    PEXT2_VCB               Vcb;
    PLIST_ENTRY             ListEntry;

    BOOLEAN                 GlobalResourceAcquired = FALSE;

    __try {

        Status = STATUS_SUCCESS;

        ASSERT(IrpContext);
        ASSERT((IrpContext->Identifier.Type == EXT2ICX) &&
               (IrpContext->Identifier.Size == sizeof(EXT2_IRP_CONTEXT)));

        Irp = IrpContext->Irp;

        if (!ExAcquireResourceExclusiveLite(
                    &Ext2Global->Resource,
                    IsFlagOn(IrpContext->Flags, IRP_CONTEXT_FLAG_WAIT) )) {
            Status = STATUS_PENDING;
            __leave;
        }

        GlobalResourceAcquired = TRUE;

        for (ListEntry = Ext2Global->VcbList.Flink;
                ListEntry != &(Ext2Global->VcbList);
                ListEntry = ListEntry->Flink ) {

            Vcb = CONTAINING_RECORD(ListEntry, EXT2_VCB, Next);

            if (ExAcquireResourceExclusiveLite(
                        &Vcb->MainResource,
                        TRUE )) {

                if (IsMounted(Vcb)) {

                    /* update mount count */
                    Vcb->SuperBlock->s_mnt_count++;
                    if (Vcb->SuperBlock->s_mnt_count >
                            Vcb->SuperBlock->s_max_mnt_count ) {
                        Vcb->SuperBlock->s_mnt_count =
                            Vcb->SuperBlock->s_max_mnt_count;
                    }
                    Ext2SaveSuper(IrpContext, Vcb);

                    /* flush dirty cache for all files */
                    Status = Ext2FlushFiles(IrpContext, Vcb, TRUE);
                    if (!NT_SUCCESS(Status)) {
                        DbgBreak();
                    }