This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / include / linux / vroot.h

diff --git a/include/linux/vroot.h b/include/linux/vroot.h
new file mode 100644 (file)
index 0000000..ae7f9e4
--- /dev/null
+++ b/include/linux/vroot.h
@@ -0,0 +1,45 @@
+
+/*
+ * include/linux/vroot.h
+ *
+ * written by Herbert Pötzl, 9/11/2002
+ * ported to 2.6 by Herbert Pötzl, 30/12/2004
+ *
+ * Copyright (C) 2002-2005 by Herbert Pötzl.
+ * Redistribution of this file is permitted under the
+ * GNU General Public License.
+ */
+
+#ifndef _LINUX_VROOT_H
+#define _LINUX_VROOT_H
+
+
+#ifdef __KERNEL__
+
+/* Possible states of device */
+enum {
+       Vr_unbound,
+       Vr_bound,
+};
+
+struct vroot_device {
+       int             vr_number;
+       int             vr_refcnt;
+
+       struct semaphore        vr_ctl_mutex;
+       struct block_device    *vr_device;
+       int                     vr_state;
+};
+
+#endif /* __KERNEL__ */
+
+#define MAX_VROOT_DEFAULT      8
+
+/*
+ * IOCTL commands --- we will commandeer 0x56 ('V')
+ */
+
+#define VROOT_SET_DEV          0x5600
+#define VROOT_CLR_DEV          0x5601
+
+#endif /* _LINUX_VROOT_H */