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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 <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_ */
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