Staging
v0.7.0
v0.7.0
https://github.com/torvalds/linux
Tip revision: e26081808edadfd257c6c9d81014e3b25e9a6118 authored by Linus Torvalds on 18 May 2015, 17:13:47 UTC
Linux 4.1-rc4
Linux 4.1-rc4
Tip revision: e260818
debug.h
/*
* 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 <uapi/linux/sunrpc/debug.h>
/*
* Debugging macros etc
*/
#if IS_ENABLED(CONFIG_SUNRPC_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)
#define dprintk_rcu(args...) dfprintk_rcu(FACILITY, ## args)
#undef ifdebug
#if IS_ENABLED(CONFIG_SUNRPC_DEBUG)
# define ifdebug(fac) if (unlikely(rpc_debug & RPCDBG_##fac))
# define dfprintk(fac, args...) \
do { \
ifdebug(fac) \
printk(KERN_DEFAULT args); \
} while (0)
# define dfprintk_rcu(fac, args...) \
do { \
ifdebug(fac) { \
rcu_read_lock(); \
printk(KERN_DEFAULT args); \
rcu_read_unlock(); \
} \
} while (0)
# define RPC_IFDEBUG(x) x
#else
# define ifdebug(fac) if (0)
# define dfprintk(fac, args...) do {} while (0)
# define dfprintk_rcu(fac, args...) do {} while (0)
# define RPC_IFDEBUG(x)
#endif
/*
* Sysctl interface for RPC debugging
*/
struct rpc_clnt;
struct rpc_xprt;
#if IS_ENABLED(CONFIG_SUNRPC_DEBUG)
void rpc_register_sysctl(void);
void rpc_unregister_sysctl(void);
void sunrpc_debugfs_init(void);
void sunrpc_debugfs_exit(void);
void rpc_clnt_debugfs_register(struct rpc_clnt *);
void rpc_clnt_debugfs_unregister(struct rpc_clnt *);
void rpc_xprt_debugfs_register(struct rpc_xprt *);
void rpc_xprt_debugfs_unregister(struct rpc_xprt *);
#else
static inline void
sunrpc_debugfs_init(void)
{
return;
}
static inline void
sunrpc_debugfs_exit(void)
{
return;
}
static inline void
rpc_clnt_debugfs_register(struct rpc_clnt *clnt)
{
return;
}
static inline void
rpc_clnt_debugfs_unregister(struct rpc_clnt *clnt)
{
return;
}
static inline void
rpc_xprt_debugfs_register(struct rpc_xprt *xprt)
{
return;
}
static inline void
rpc_xprt_debugfs_unregister(struct rpc_xprt *xprt)
{
return;
}
#endif
#endif /* _LINUX_SUNRPC_DEBUG_H_ */