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/*********************************************************
* Copyright (C) 2006 VMware, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation version 2 and no later version.
*
* 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
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*********************************************************/
/*
* module.c --
*
* Module-specific components of the vmhgfs driver.
*/
/* Must come before any kernel header file. */
#include "driver-config.h"
#include <linux/errno.h>
#include "compat_module.h"
#include "filesystem.h"
#include "module.h"
#include "vmhgfs_version.h"
#ifdef VMX86_DEVEL
/*
* Logging is available only in devel build.
*/
int LOGLEVEL_THRESHOLD = 4;
module_param(LOGLEVEL_THRESHOLD, int, 0444);
MODULE_PARM_DESC(LOGLEVEL_THRESHOLD, "Set verbosity (0 means no log, 10 means very verbose, 4 is default)");
#endif
/* Module information. */
MODULE_AUTHOR("VMware, Inc.");
MODULE_DESCRIPTION("VMware Host/Guest File System");
MODULE_VERSION(VMHGFS_DRIVER_VERSION_STRING);
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("vmware_vmhgfs");
/*
* Starting with SLE10sp2, Novell requires that IHVs sign a support agreement
* with them and mark their kernel modules as externally supported via a
* change to the module header. If this isn't done, the module will not load
* by default (i.e., neither mkinitrd nor modprobe will accept it).
*/
MODULE_INFO(supported, "external");
/*
*----------------------------------------------------------------------
*
* init_module --
*
* linux module entry point. Called by /sbin/insmod command.
* Sets up internal state and registers the hgfs filesystem
* with the kernel.
*
* Results:
* Returns 0 on success, an error on failure.
*
* Side effects:
* None
*
*----------------------------------------------------------------------
*/
int
init_module(void)
{
return HgfsInitFileSystem() ? 0 : -EBUSY;
}
/*
*----------------------------------------------------------------------
*
* cleanup_module --
*
* Called by /sbin/rmmod. Unregisters filesystem with kernel,
* cleans up internal state, and unloads module.
*
* Note: for true kernel 2.4 compliance, this should be
* "module_exit".
*
* Results:
* None
*
* Side effects:
* None
*
*----------------------------------------------------------------------
*/
void
cleanup_module(void)
{
HgfsCleanupFileSystem();
}
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