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 #include <linux/config.h> 13 14 #include <linux/timer.h> 15 #include <linux/tqueue.h> 16 17 /* 18 * Enable RPC debugging/profiling. 19 */ 20 #ifdef CONFIG_SYSCTL 21 #define RPC_DEBUG 22 #endif 23 /* #define RPC_PROFILE */ 24 25 /* 26 * RPC debug facilities 27 */ 28 #define RPCDBG_XPRT 0x0001 29 #define RPCDBG_CALL 0x0002 30 #define RPCDBG_DEBUG 0x0004 31 #define RPCDBG_NFS 0x0008 32 #define RPCDBG_AUTH 0x0010 33 #define RPCDBG_PMAP 0x0020 34 #define RPCDBG_SCHED 0x0040 35 #define RPCDBG_SVCSOCK 0x0100 36 #define RPCDBG_SVCDSP 0x0200 37 #define RPCDBG_MISC 0x0400 38 #define RPCDBG_ALL 0x7fff 39 40 #ifdef __KERNEL__ 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 (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 dfprintk(fac, args...) do ; while (0) 61 # define RPC_IFDEBUG(x) 62 #endif 63 64 #ifdef RPC_PROFILE 65 # define pprintk(args...) printk(## args) 66 #else 67 # define pprintk(args...) do ; while (0) 68 #endif 69 70 /* 71 * Sysctl interface for RPC debugging 72 */ 73 #ifdef RPC_DEBUG 74 void rpc_register_sysctl(void); 75 void rpc_unregister_sysctl(void); 76 #endif 77 78 #endif /* __KERNEL__ */ 79 80 /* 81 * Declarations for the sysctl debug interface, which allows to read or 82 * change the debug flags for rpc, nfs, nfsd, and lockd. Since the sunrpc 83 * module currently registers its sysctl table dynamically, the sysctl path 84 * for module FOO is <CTL_SUNRPC, CTL_FOODEBUG>. 85 */ 86 #define CTL_SUNRPC 7249 /* arbitrary and hopefully unused */ 87 88 enum { 89 CTL_RPCDEBUG = 1, 90 CTL_NFSDEBUG, 91 CTL_NFSDDEBUG, 92 CTL_NLMDEBUG, 93 }; 94 95 #endif /* _LINUX_SUNRPC_DEBUG_H_ */ 96