+/*
+ * GPL HEADER START
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Use is subject to license terms.
+ *
+ * Copyright (c) 2011, Intel Corporation.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ */
+
#define DEBUG_SUBSYSTEM S_CLASS
-#ifndef EXPORT_SYMTAB
-# define EXPORT_SYMTAB
-#endif
#include <mach/mach_types.h>
#include <string.h>
#include <lprocfs_status.h>
#ifndef OBD_MAX_IOCTL_BUFFER
-#define OBD_MAX_IOCTL_BUFFER 8192
+#ifdef CONFIG_LUSTRE_OBD_MAX_IOCTL_BUFFER
+#define OBD_MAX_IOCTL_BUFFER CONFIG_LUSTRE_OBD_MAX_IOCTL_BUFFER
+#else
+#define OBD_MAX_IOCTL_BUFFER 8192
+#endif
#endif
/* buffer MUST be at least the size of obd_ioctl_hdr */
RETURN(-EINVAL);
}
- /* XXX allocate this more intelligently, using kmalloc when
- * appropriate */
- OBD_VMALLOC(*buf, hdr->ioc_len);
+ OBD_ALLOC_LARGE(*buf, hdr->ioc_len);
if (*buf == NULL) {
CERROR("Cannot allocate control buffer of len %d\n",
hdr->ioc_len);
if (obd_ioctl_is_invalid(data)) {
CERROR("ioctl not correctly formatted\n");
+ OBD_FREE_LARGE(*buf, hdr->ioc_len);
return -EINVAL;
}
return err;
}
}
-/*
- * cfs pseudo device
- */
-extern struct cfs_psdev_ops obd_psdev_ops;
static int
obd_class_open(dev_t dev, int flags, int devtype, struct proc *p)
{
- if (obd_psdev_ops.p_open != NULL)
- return -obd_psdev_ops.p_open(0, NULL);
- return EPERM;
+ ENTRY;
+
+ RETURN(0);
}
/* closing /dev/obd */
static int
obd_class_release(dev_t dev, int flags, int mode, struct proc *p)
{
- if (obd_psdev_ops.p_close != NULL)
- return -obd_psdev_ops.p_close(0, NULL);
- return EPERM;
+ ENTRY;
+
+ RETURN(0);
}
static int
if (!is_suser())
RETURN (EPERM);
- if (obd_psdev_ops.p_ioctl != NULL)
- err = -obd_psdev_ops.p_ioctl(NULL, cmd, (void *)arg);
- else
- err = EPERM;
+
+ err = class_handle_ioctl(cmd, (unsigned long)arg);
RETURN(err);
}
NULL,
};
-cfs_psdev_t obd_psdev = {
+struct miscdevice obd_psdev = {
-1,
NULL,
"obd",