1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
10 # include <linux/time.h>
11 # include <asm/timex.h>
13 # include <sys/time.h>
14 # define do_gettimeofday(tv) gettimeofday(tv, NULL);
15 typedef unsigned long long cycles_t;
21 # define offsetof(typ,memb) ((unsigned long)((char *)&(((typ *)0)->memb)))
24 #define LOWEST_BIT_SET(x) ((x) & ~((x) - 1))
27 /* Userpace byte flipping */
29 # include <byteswap.h>
30 # define __swab16(x) bswap_16(x)
31 # define __swab32(x) bswap_32(x)
32 # define __swab64(x) bswap_64(x)
33 # define __swab16s(x) do {*(x) = bswap_16(*(x));} while (0)
34 # define __swab32s(x) do {*(x) = bswap_32(*(x));} while (0)
35 # define __swab64s(x) do {*(x) = bswap_64(*(x));} while (0)
36 # if __BYTE_ORDER == __LITTLE_ENDIAN
37 # define le16_to_cpu(x) (x)
38 # define cpu_to_le16(x) (x)
39 # define le32_to_cpu(x) (x)
40 # define cpu_to_le32(x) (x)
41 # define le64_to_cpu(x) (x)
42 # define cpu_to_le64(x) (x)
44 # if __BYTE_ORDER == __BIG_ENDIAN
45 # define le16_to_cpu(x) bswap_16(x)
46 # define cpu_to_le16(x) bswap_16(x)
47 # define le32_to_cpu(x) bswap_32(x)
48 # define cpu_to_le32(x) bswap_32(x)
49 # define le64_to_cpu(x) bswap_64(x)
50 # define cpu_to_le64(x) bswap_64(x)
52 # error "Unknown byte order"
53 # endif /* __BIG_ENDIAN */
54 # endif /* __LITTLE_ENDIAN */
55 #endif /* ! __KERNEL__ */
60 extern unsigned int portal_subsystem_debug;
61 extern unsigned int portal_stack;
62 extern unsigned int portal_debug;
63 extern unsigned int portal_printk;
65 #include <asm/types.h>
66 struct ptldebug_header {
78 } __attribute__((packed));
80 #define PH_FLAG_FIRST_RECORD 1
82 /* Debugging subsystems (32 bits, non-overlapping) */
83 #define S_UNDEFINED 0x00000001
84 #define S_MDC 0x00000002
85 #define S_MDS 0x00000004
86 #define S_OSC 0x00000008
87 #define S_OST 0x00000010
88 #define S_CLASS 0x00000020
89 #define S_LOG 0x00000040
90 #define S_LLITE 0x00000080
91 #define S_RPC 0x00000100
92 #define S_MGMT 0x00000200
93 #define S_PORTALS 0x00000400
94 #define S_SOCKNAL 0x00000800
95 #define S_QSWNAL 0x00001000
96 #define S_PINGER 0x00002000
97 #define S_FILTER 0x00004000
98 #define S_PTLBD 0x00008000
99 #define S_ECHO 0x00010000
100 #define S_LDLM 0x00020000
101 #define S_LOV 0x00040000
102 #define S_GMNAL 0x00080000
103 #define S_PTLROUTER 0x00100000
104 #define S_COBD 0x00200000
105 #define S_OPENIBNAL 0x00400000
106 #define S_SM 0x00800000
107 #define S_ASOBD 0x01000000
108 #define S_LMV 0x02000000
109 #define S_CMOBD 0x04000000
111 /* If you change these values, please keep portals/utils/debug.c
114 /* Debugging masks (32 bits, non-overlapping) */
115 #define D_TRACE 0x00000001 /* ENTRY/EXIT markers */
116 #define D_INODE 0x00000002
117 #define D_SUPER 0x00000004
118 #define D_EXT2 0x00000008 /* anything from ext2_debug */
119 #define D_MALLOC 0x00000010 /* print malloc, free information */
120 #define D_CACHE 0x00000020 /* cache-related items */
121 #define D_INFO 0x00000040 /* general information */
122 #define D_IOCTL 0x00000080 /* ioctl related information */
123 #define D_BLOCKS 0x00000100 /* ext2 block allocation */
124 #define D_NET 0x00000200 /* network communications */
125 #define D_WARNING 0x00000400 /* CWARN(...) == CDEBUG (D_WARNING, ...) */
126 #define D_BUFFS 0x00000800
127 #define D_OTHER 0x00001000
128 #define D_DENTRY 0x00002000
129 #define D_PORTALS 0x00004000 /* ENTRY/EXIT markers */
130 #define D_PAGE 0x00008000 /* bulk page handling */
131 #define D_DLMTRACE 0x00010000
132 #define D_ERROR 0x00020000 /* CERROR(...) == CDEBUG (D_ERROR, ...) */
133 #define D_EMERG 0x00040000 /* CEMERG(...) == CDEBUG (D_EMERG, ...) */
134 #define D_HA 0x00080000 /* recovery and failover */
135 #define D_RPCTRACE 0x00100000 /* for distributed debugging */
136 #define D_VFSTRACE 0x00200000
137 #define D_READA 0x00400000 /* read-ahead */
138 #define D_MMAP 0x00800000
139 #define D_CONFIG 0x01000000
141 # include <linux/sched.h> /* THREAD_SIZE */
143 # ifndef THREAD_SIZE /* x86_64 has THREAD_SIZE in userspace */
144 # define THREAD_SIZE 8192
149 # define likely(exp) (exp)
152 # define unlikely(exp) (exp)
155 #define LUSTRE_TRACE_SIZE (THREAD_SIZE >> 5)
159 # define CDEBUG_STACK (THREAD_SIZE - \
160 ((unsigned long)__builtin_dwarf_cfa() & \
163 # define CDEBUG_STACK (THREAD_SIZE - \
164 ((unsigned long)__builtin_frame_address(0) & \
166 # endif /* __ia64__ */
168 #define CHECK_STACK(stack) \
170 if ((stack) > 3*THREAD_SIZE/4 && (stack) > portal_stack) { \
171 portals_debug_msg(DEBUG_SUBSYSTEM, D_WARNING, \
172 __FILE__, __FUNCTION__, __LINE__, \
173 (stack),"maximum lustre stack %u\n",\
174 portal_stack = (stack)); \
178 #else /* !__KERNEL__ */
179 #define CHECK_STACK(stack) do { } while(0)
180 #define CDEBUG_STACK (0L)
181 #endif /* __KERNEL__ */
184 #define CDEBUG(mask, format, a...) \
186 CHECK_STACK(CDEBUG_STACK); \
187 if (((mask) & (D_ERROR | D_EMERG | D_WARNING)) || \
188 (portal_debug & (mask) && \
189 portal_subsystem_debug & DEBUG_SUBSYSTEM)) \
190 portals_debug_msg(DEBUG_SUBSYSTEM, mask, \
191 __FILE__, __FUNCTION__, __LINE__, \
192 CDEBUG_STACK, format, ## a); \
195 #define CWARN(format, a...) CDEBUG(D_WARNING, format, ## a)
196 #define CERROR(format, a...) CDEBUG(D_ERROR, format, ## a)
197 #define CEMERG(format, a...) CDEBUG(D_EMERG, format, ## a)
199 #define GOTO(label, rc) \
201 long GOTO__ret = (long)(rc); \
202 CDEBUG(D_TRACE,"Process leaving via %s (rc=%lu : %ld : %lx)\n", \
203 #label, (unsigned long)GOTO__ret, (signed long)GOTO__ret,\
204 (signed long)GOTO__ret); \
210 typeof(rc) RETURN__ret = (rc); \
211 CDEBUG(D_TRACE, "Process leaving (rc=%lu : %ld : %lx)\n", \
212 (long)RETURN__ret, (long)RETURN__ret, (long)RETURN__ret);\
213 return RETURN__ret; \
218 CDEBUG(D_TRACE, "Process entered\n"); \
223 CDEBUG(D_TRACE, "Process leaving\n"); \
226 #define CDEBUG(mask, format, a...) do { } while (0)
227 #define CWARN(format, a...) printk(KERN_WARNING format, ## a)
228 #define CERROR(format, a...) printk(KERN_ERR format, ## a)
229 #define CEMERG(format, a...) printk(KERN_EMERG format, ## a)
230 #define GOTO(label, rc) do { (void)(rc); goto label; } while (0)
231 #define RETURN(rc) return (rc)
232 #define ENTRY do { } while (0)
233 #define EXIT do { } while (0)
240 * 1) ptl_pid_t in cray portals is only 16 bits, not 32 bits, therefore this is too
243 * 2) the implementation of ernal in cray portals further restricts the pid space
244 * that may be used to 0 <= pid <= 255 (an 8 bit value). Returns an error at nal
245 * init time for any pid outside this range. Other nals in cray portals don't have
248 #define LUSTRE_PTL_PID 9
250 #define LUSTRE_PTL_PID 12345
253 #define LUSTRE_SRV_PTL_PID LUSTRE_PTL_PID
255 #define PORTALS_CFG_VERSION 0x00010001;
275 __u32 pcfg_plen1; /* buffers in userspace */
277 __u32 pcfg_plen2; /* buffers in userspace */
281 #define PCFG_INIT(pcfg, cmd) \
283 memset(&pcfg, 0, sizeof(pcfg)); \
284 pcfg.pcfg_version = PORTALS_CFG_VERSION; \
285 pcfg.pcfg_command = (cmd); \
289 typedef int (nal_cmd_handler_fn)(struct portals_cfg *, void *);
290 int libcfs_nal_cmd_register(int nal, nal_cmd_handler_fn *handler, void *arg);
291 int libcfs_nal_cmd(struct portals_cfg *pcfg);
292 void libcfs_nal_cmd_unregister(int nal);
294 struct portal_ioctl_data {
318 __u32 ioc_plen1; /* buffers in userspace */
320 __u32 ioc_plen2; /* buffers in userspace */
329 #include <linux/list.h>
331 struct libcfs_ioctl_handler {
332 struct list_head item;
333 int (*handle_ioctl)(struct portal_ioctl_data *data,
334 unsigned int cmd, unsigned long args);
337 #define DECLARE_IOCTL_HANDLER(ident, func) \
338 struct libcfs_ioctl_handler ident = { \
339 .item = LIST_HEAD_INIT(ident.item), \
340 .handle_ioctl = func \
343 int libcfs_register_ioctl(struct libcfs_ioctl_handler *hand);
344 int libcfs_deregister_ioctl(struct libcfs_ioctl_handler *hand);
350 #endif /* _LIBCFS_H */