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/*
 * linux/include/linux/sunrpc/debug.h
 *
 * Debugging support for sunrpc module
 *
 * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
 */

#ifndef _LINUX_SUNRPC_DEBUG_H_
#define _LINUX_SUNRPC_DEBUG_H_

#include <linux/config.h>

#include <linux/timer.h>
#include <linux/workqueue.h>

/*
 * Enable RPC debugging/profiling.
 */
#ifdef CONFIG_SYSCTL
#define  RPC_DEBUG
#endif
/* #define  RPC_PROFILE */

/*
 * RPC debug facilities
 */
#define RPCDBG_XPRT             0x0001
#define RPCDBG_CALL             0x0002
#define RPCDBG_DEBUG            0x0004
#define RPCDBG_NFS              0x0008
#define RPCDBG_AUTH             0x0010
#define RPCDBG_PMAP             0x0020
#define RPCDBG_SCHED            0x0040
#define RPCDBG_SVCSOCK          0x0100
#define RPCDBG_SVCDSP           0x0200
#define RPCDBG_MISC             0x0400
#define RPCDBG_CACHE            0x0800
#define RPCDBG_ALL              0x7fff

#ifdef __KERNEL__

/*
 * Debugging macros etc
 */
#ifdef RPC_DEBUG
extern unsigned int             rpc_debug;
extern unsigned int             nfs_debug;
extern unsigned int             nfsd_debug;
extern unsigned int             nlm_debug;
#endif

#define dprintk(args...)        dfprintk(FACILITY, ## args)

#undef ifdebug
#ifdef RPC_DEBUG                       
# define ifdebug(fac)           if (rpc_debug & RPCDBG_##fac)
# define dfprintk(fac, args...) do { ifdebug(fac) printk(args); } while(0)
# define RPC_IFDEBUG(x)         x
#else
# define ifdebug(fac)           if (0)
# define dfprintk(fac, args...) do ; while (0)
# define RPC_IFDEBUG(x)
#endif

#ifdef RPC_PROFILE
# define pprintk(args...)       printk(## args)
#else
# define pprintk(args...)       do ; while (0)
#endif

/*
 * Sysctl interface for RPC debugging
 */
#ifdef RPC_DEBUG
void            rpc_register_sysctl(void);
void            rpc_unregister_sysctl(void);
#endif

#endif /* __KERNEL__ */

/*
 * Declarations for the sysctl debug interface, which allows to read or
 * change the debug flags for rpc, nfs, nfsd, and lockd. Since the sunrpc
 * module currently registers its sysctl table dynamically, the sysctl path
 * for module FOO is <CTL_SUNRPC, CTL_FOODEBUG>.
 */
#define CTL_SUNRPC      7249    /* arbitrary and hopefully unused */

enum {
        CTL_RPCDEBUG = 1,
        CTL_NFSDEBUG,
        CTL_NFSDDEBUG,
        CTL_NLMDEBUG,
};

#endif /* _LINUX_SUNRPC_DEBUG_H_ */