1 /* 2 * linux/include/linux/sunrpc/debug.h 3 * 4 * Debugging support for sunrpc module 5 * 6 * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de> 7 */ 8 9 #ifndef _LINUX_SUNRPC_DEBUG_H_ 10 #define _LINUX_SUNRPC_DEBUG_H_ 11 12 /* 13 * RPC debug facilities 14 */ 15 #define RPCDBG_XPRT 0x0001 16 #define RPCDBG_CALL 0x0002 17 #define RPCDBG_DEBUG 0x0004 18 #define RPCDBG_NFS 0x0008 19 #define RPCDBG_AUTH 0x0010 20 #define RPCDBG_BIND 0x0020 21 #define RPCDBG_SCHED 0x0040 22 #define RPCDBG_TRANS 0x0080 23 #define RPCDBG_SVCXPRT 0x0100 24 #define RPCDBG_SVCDSP 0x0200 25 #define RPCDBG_MISC 0x0400 26 #define RPCDBG_CACHE 0x0800 27 #define RPCDBG_ALL 0x7fff 28 29 #ifdef __KERNEL__ 30 31 #include <linux/timer.h> 32 #include <linux/workqueue.h> 33 34 /* 35 * Enable RPC debugging/profiling. 36 */ 37 #ifdef CONFIG_SYSCTL 38 #define RPC_DEBUG 39 #endif 40 /* #define RPC_PROFILE */ 41 42 /* 43 * Debugging macros etc 44 */ 45 #ifdef RPC_DEBUG 46 extern unsigned int rpc_debug; 47 extern unsigned int nfs_debug; 48 extern unsigned int nfsd_debug; 49 extern unsigned int nlm_debug; 50 #endif 51 52 #define dprintk(args...) dfprintk(FACILITY, ## args) 53 54 #undef ifdebug 55 #ifdef RPC_DEBUG 56 # define ifdebug(fac) if (unlikely(rpc_debug & RPCDBG_##fac)) 57 # define dfprintk(fac, args...) do { ifdebug(fac) printk(args); } while(0) 58 # define RPC_IFDEBUG(x) x 59 #else 60 # define ifdebug(fac) if (0) 61 # define dfprintk(fac, args...) do ; while (0) 62 # define RPC_IFDEBUG(x) 63 #endif 64 65 /* 66 * Sysctl interface for RPC debugging 67 */ 68 #ifdef RPC_DEBUG 69 void rpc_register_sysctl(void); 70 void rpc_unregister_sysctl(void); 71 #endif 72 73 #endif /* __KERNEL__ */ 74 75 /* 76 * Declarations for the sysctl debug interface, which allows to read or 77 * change the debug flags for rpc, nfs, nfsd, and lockd. Since the sunrpc 78 * module currently registers its sysctl table dynamically, the sysctl path 79 * for module FOO is <CTL_SUNRPC, CTL_FOODEBUG>. 80 */ 81 82 enum { 83 CTL_RPCDEBUG = 1, 84 CTL_NFSDEBUG, 85 CTL_NFSDDEBUG, 86 CTL_NLMDEBUG, 87 CTL_SLOTTABLE_UDP, 88 CTL_SLOTTABLE_TCP, 89 CTL_MIN_RESVPORT, 90 CTL_MAX_RESVPORT, 91 }; 92 93 #endif /* _LINUX_SUNRPC_DEBUG_H_ */ 94