1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
9 /* I think this beast is just trying to get cycles_t and get_cycles().
10 * this should be in its own header. */
12 # include <asm/types.h>
13 # if defined(__powerpc__) && !defined(__KERNEL__)
15 # include <asm/timex.h>
18 # if defined(__KERNEL__)
19 # include <asm/timex.h>
21 # include <sys/time.h>
22 # define cycles_t unsigned long
23 static inline cycles_t get_cycles(void)
26 gettimeofday(&tv, NULL);
27 return (tv.tv_sec * 100000) + tv.tv_usec;
32 # include <sys/types.h>
33 typedef u_int32_t __u32;
34 typedef u_int64_t __u64;
38 # include <linux/time.h>
40 # include <sys/time.h>
41 # define do_gettimeofday(tv) gettimeofday(tv, NULL);
45 # define offsetof(typ,memb) ((unsigned long)((char *)&(((typ *)0)->memb)))
48 #define LOWEST_BIT_SET(x) ((x) & ~((x) - 1))
53 extern unsigned int portal_subsystem_debug;
54 extern unsigned int portal_stack;
55 extern unsigned int portal_debug;
56 extern unsigned int portal_printk;
57 extern unsigned int portal_cerror;
58 /* Debugging subsystems (32 bits, non-overlapping) */
59 #define S_UNDEFINED 0x00000001
60 #define S_MDC 0x00000002
61 #define S_MDS 0x00000004
62 #define S_OSC 0x00000008
63 #define S_OST 0x00000010
64 #define S_CLASS 0x00000020
65 #define S_LOG 0x00000040
66 #define S_LLITE 0x00000080
67 #define S_RPC 0x00000100
68 #define S_MGMT 0x00000200
69 #define S_PORTALS 0x00000400
70 #define S_SOCKNAL 0x00000800
71 #define S_QSWNAL 0x00001000
72 #define S_PINGER 0x00002000
73 #define S_FILTER 0x00004000
74 #define S_PTLBD 0x00008000
75 #define S_ECHO 0x00010000
76 #define S_LDLM 0x00020000
77 #define S_LOV 0x00040000
78 #define S_GMNAL 0x00080000
79 #define S_PTLROUTER 0x00100000
80 #define S_COBD 0x00200000
81 #define S_IBNAL 0x00400000
82 #define S_LMV 0x00800000
83 #define S_SM 0x01000000
84 #define S_CMOBD 0x02000000
85 /* If you change these values, please keep portals/utils/debug.c
88 /* Debugging masks (32 bits, non-overlapping) */
89 #define D_TRACE 0x00000001 /* ENTRY/EXIT markers */
90 #define D_INODE 0x00000002
91 #define D_SUPER 0x00000004
92 #define D_EXT2 0x00000008 /* anything from ext2_debug */
93 #define D_MALLOC 0x00000010 /* print malloc, free information */
94 #define D_CACHE 0x00000020 /* cache-related items */
95 #define D_INFO 0x00000040 /* general information */
96 #define D_IOCTL 0x00000080 /* ioctl related information */
97 #define D_BLOCKS 0x00000100 /* ext2 block allocation */
98 #define D_NET 0x00000200 /* network communications */
99 #define D_WARNING 0x00000400 /* CWARN(...) == CDEBUG (D_WARNING, ...) */
100 #define D_BUFFS 0x00000800
101 #define D_OTHER 0x00001000
102 #define D_DENTRY 0x00002000
103 #define D_PORTALS 0x00004000 /* ENTRY/EXIT markers */
104 #define D_PAGE 0x00008000 /* bulk page handling */
105 #define D_DLMTRACE 0x00010000
106 #define D_ERROR 0x00020000 /* CERROR(...) == CDEBUG (D_ERROR, ...) */
107 #define D_EMERG 0x00040000 /* CEMERG(...) == CDEBUG (D_EMERG, ...) */
108 #define D_HA 0x00080000 /* recovery and failover */
109 #define D_RPCTRACE 0x00100000 /* for distributed debugging */
110 #define D_VFSTRACE 0x00200000
111 #define D_READA 0x00400000 /* read-ahead */
114 # include <linux/sched.h> /* THREAD_SIZE */
116 # ifndef THREAD_SIZE /* x86_64 has THREAD_SIZE in userspace */
117 # define THREAD_SIZE 8192
121 #define LUSTRE_TRACE_SIZE (THREAD_SIZE >> 5)
125 # define CDEBUG_STACK (THREAD_SIZE - \
126 ((unsigned long)__builtin_dwarf_cfa() & \
129 # define CDEBUG_STACK (THREAD_SIZE - \
130 ((unsigned long)__builtin_frame_address(0) & \
134 #define CHECK_STACK(stack) \
136 if ((stack) > 3*THREAD_SIZE/4 && (stack) > portal_stack) { \
137 portals_debug_msg(DEBUG_SUBSYSTEM, D_WARNING, \
138 __FILE__, __FUNCTION__, __LINE__, \
139 (stack),"maximum lustre stack %u\n",\
140 portal_stack = (stack)); \
144 #else /* __KERNEL__ */
145 #define CHECK_STACK(stack) do { } while(0)
146 #define CDEBUG_STACK (0L)
147 #endif /* __KERNEL__ */
150 #define CDEBUG(mask, format, a...) \
152 if (portal_cerror == 0) \
154 CHECK_STACK(CDEBUG_STACK); \
155 if (((mask) & (D_ERROR | D_EMERG | D_WARNING)) || \
156 (portal_debug & (mask) && \
157 portal_subsystem_debug & DEBUG_SUBSYSTEM)) \
158 portals_debug_msg(DEBUG_SUBSYSTEM, mask, \
159 __FILE__, __FUNCTION__, __LINE__, \
160 CDEBUG_STACK, format, ## a); \
163 #define CWARN(format, a...) CDEBUG(D_WARNING, format, ## a)
164 #define CERROR(format, a...) CDEBUG(D_ERROR, format, ## a)
165 #define CEMERG(format, a...) CDEBUG(D_EMERG, format, ## a)
167 #define GOTO(label, rc) \
169 long GOTO__ret = (long)(rc); \
170 CDEBUG(D_TRACE,"Process leaving via %s (rc=%lu : %ld : %lx)\n", \
171 #label, (unsigned long)GOTO__ret, (signed long)GOTO__ret,\
172 (signed long)GOTO__ret); \
178 typeof(rc) RETURN__ret = (rc); \
179 CDEBUG(D_TRACE, "Process leaving (rc=%lu : %ld : %lx)\n", \
180 (long)RETURN__ret, (long)RETURN__ret, (long)RETURN__ret);\
181 return RETURN__ret; \
186 CDEBUG(D_TRACE, "Process entered\n"); \
191 CDEBUG(D_TRACE, "Process leaving\n"); \
194 #define CDEBUG(mask, format, a...) do { } while (0)
195 #define CWARN(format, a...) do { } while (0)
196 #define CERROR(format, a...) printk("<3>" format, ## a)
197 #define CEMERG(format, a...) printk("<0>" format, ## a)
198 #define GOTO(label, rc) do { (void)(rc); goto label; } while (0)
199 #define RETURN(rc) return (rc)
200 #define ENTRY do { } while (0)
201 #define EXIT do { } while (0)
204 #define PORTALS_CFG_VERSION 0x00010001;
224 __u32 pcfg_plen1; /* buffers in userspace */
226 __u32 pcfg_plen2; /* buffers in userspace */
230 #define PCFG_INIT(pcfg, cmd) \
232 memset(&pcfg, 0, sizeof(pcfg)); \
233 pcfg.pcfg_version = PORTALS_CFG_VERSION; \
234 pcfg.pcfg_command = (cmd); \
238 typedef int (nal_cmd_handler_fn)(struct portals_cfg *, void *);
239 int libcfs_nal_cmd_register(int nal, nal_cmd_handler_fn *handler, void *arg);
240 int libcfs_nal_cmd(struct portals_cfg *pcfg);
241 void libcfs_nal_cmd_unregister(int nal);
243 struct portal_ioctl_data {
267 __u32 ioc_plen1; /* buffers in userspace */
269 __u32 ioc_plen2; /* buffers in userspace */
278 #include <linux/list.h>
280 struct libcfs_ioctl_handler {
281 struct list_head item;
282 int (*handle_ioctl)(struct portal_ioctl_data *data,
283 unsigned int cmd, unsigned long args);
286 #define DECLARE_IOCTL_HANDLER(ident, func) \
287 struct libcfs_ioctl_handler ident = { \
288 .item = LIST_HEAD_INIT(ident.item), \
289 .handle_ioctl = func \
292 int libcfs_register_ioctl(struct libcfs_ioctl_handler *hand);
293 int libcfs_deregister_ioctl(struct libcfs_ioctl_handler *hand);
299 #endif /* _LIBCFS_H */