1 /* 2 * linux/include/linux/sunrpc/debug.h 3 * 4 * Debugging support for sunrpc module 5 * 6 * Copyright (C) 1996, Olaf Kirch <[email protected]> 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/workqueue.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_CACHE 0x0800 39 #define RPCDBG_ALL 0x7fff 40 41 #ifdef __KERNEL__ 42 43 /* 44 * Debugging macros etc 45 */ 46 #ifdef RPC_DEBUG 47 extern unsigned int rpc_debug; 48 extern unsigned int nfs_debug; 49 extern unsigned int nfsd_debug; 50 extern unsigned int nlm_debug; 51 #endif 52 53 #define dprintk(args...) dfprintk(FACILITY, ## args) 54 55 #undef ifdebug 56 #ifdef RPC_DEBUG 57 # define ifdebug(fac) if (unlikely(rpc_debug & RPCDBG_##fac)) 58 # define dfprintk(fac, args...) do { ifdebug(fac) printk(args); } while(0) 59 # define RPC_IFDEBUG(x) x 60 #else 61 # define ifdebug(fac) if (0) 62 # define dfprintk(fac, args...) do ; while (0) 63 # define RPC_IFDEBUG(x) 64 #endif 65 66 #ifdef RPC_PROFILE 67 # define pprintk(args...) printk(## args) 68 #else 69 # define pprintk(args...) do ; while (0) 70 #endif 71 72 /* 73 * Sysctl interface for RPC debugging 74 */ 75 #ifdef RPC_DEBUG 76 void rpc_register_sysctl(void); 77 void rpc_unregister_sysctl(void); 78 #endif 79 80 #endif /* __KERNEL__ */ 81 82 /* 83 * Declarations for the sysctl debug interface, which allows to read or 84 * change the debug flags for rpc, nfs, nfsd, and lockd. Since the sunrpc 85 * module currently registers its sysctl table dynamically, the sysctl path 86 * for module FOO is <CTL_SUNRPC, CTL_FOODEBUG>. 87 */ 88 #define CTL_SUNRPC 7249 /* arbitrary and hopefully unused */ 89 90 enum { 91 CTL_RPCDEBUG = 1, 92 CTL_NFSDEBUG, 93 CTL_NFSDDEBUG, 94 CTL_NLMDEBUG, 95 CTL_SLOTTABLE_UDP, 96 CTL_SLOTTABLE_TCP, 97 }; 98 99 #endif /* _LINUX_SUNRPC_DEBUG_H_ */ 100