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File: [Development] / linux-2.4-xfs / fs / filesystems.c (download)

Revision 1.1, Wed Dec 31 00:54:49 2003 UTC (13 years, 10 months ago) by cattelan
Branch: MAIN
CVS Tags: HEAD

Initial Import 2.4.24pre2

/*
 *  linux/fs/filesystems.c
 *
 *  Copyright (C) 1991, 1992  Linus Torvalds
 *
 *  nfsservctl system-call when nfsd is not compiled in.
 */

#include <linux/config.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/smp_lock.h>
#include <linux/kmod.h>
#include <linux/nfsd/interface.h>

#if ! defined(CONFIG_NFSD)
struct nfsd_linkage *nfsd_linkage;

long
asmlinkage sys_nfsservctl(int cmd, void *argp, void *resp)
{
	int ret = -ENOSYS;
	
#if defined(CONFIG_MODULES)
	lock_kernel();

	if (nfsd_linkage ||
	    (request_module ("nfsd") == 0 && nfsd_linkage)) {
		__MOD_INC_USE_COUNT(nfsd_linkage->owner);
		unlock_kernel();
		ret = nfsd_linkage->do_nfsservctl(cmd, argp, resp);
		__MOD_DEC_USE_COUNT(nfsd_linkage->owner);
	} else
		unlock_kernel();
#endif
	return ret;
}
EXPORT_SYMBOL(nfsd_linkage);

#endif /* CONFIG_NFSD */