1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 #ifndef __LIBCFS_KP30_H__
5 #define __LIBCFS_KP30_H__
8 #include <libcfs/libcfs.h>
10 #if defined(__linux__)
11 #include <libcfs/linux/kp30.h>
12 #elif defined(__APPLE__)
13 #include <libcfs/darwin/kp30.h>
15 #error Unsupported operating system
20 # ifndef DEBUG_SUBSYSTEM
21 # define DEBUG_SUBSYSTEM S_UNDEFINED
25 extern void kportal_assertion_failed(char *expr, char *file, const char *func,
27 #define LASSERT(e) ((e) ? 0 : kportal_assertion_failed( #e , __FILE__, \
28 __FUNCTION__, __LINE__))
29 #define LASSERTF(cond, fmt...) \
31 if (unlikely(!(cond))) { \
32 portals_debug_msg(DEBUG_SUBSYSTEM, D_EMERG, __FILE__,\
33 __FUNCTION__,__LINE__, CDEBUG_STACK,\
34 "ASSERTION(" #cond ") failed:" fmt);\
41 #define LASSERTF(cond, fmt...) do { } while (0)
44 /* LBUG_WITH_LOC defined in portals/<os>/kp30.h */
45 #define LBUG() LBUG_WITH_LOC(__FILE__, __FUNCTION__, __LINE__)
51 extern atomic_t portal_kmemory;
53 # define portal_kmem_inc(ptr, size) \
55 atomic_add(size, &portal_kmemory); \
58 # define portal_kmem_dec(ptr, size) do { \
59 atomic_sub(size, &portal_kmemory); \
63 # define portal_kmem_inc(ptr, size) do {} while (0)
64 # define portal_kmem_dec(ptr, size) do {} while (0)
65 #endif /* PORTAL_DEBUG */
67 #define PORTAL_VMALLOC_SIZE 16384
69 #define PORTAL_ALLOC_GFP(ptr, size, mask) \
71 LASSERT(!in_interrupt() || \
72 (size <= PORTAL_VMALLOC_SIZE && mask == CFS_ALLOC_ATOMIC));\
73 if ((size) > PORTAL_VMALLOC_SIZE) \
74 (ptr) = cfs_alloc_large(size); \
76 (ptr) = cfs_alloc((size), (mask)); \
77 if ((ptr) == NULL) { \
78 CERROR("PORTALS: out of memory at %s:%d (tried to alloc '"\
79 #ptr "' = %d)\n", __FILE__, __LINE__, (int)(size));\
80 CERROR("PORTALS: %d total bytes allocated by portals\n", \
81 atomic_read(&portal_kmemory)); \
83 portal_kmem_inc((ptr), (size)); \
84 if (!((mask) & CFS_ALLOC_ZERO)) \
85 memset((ptr), 0, (size)); \
87 CDEBUG(D_MALLOC, "kmalloced '" #ptr "': %d at %p (tot %d).\n", \
88 (int)(size), (ptr), atomic_read (&portal_kmemory)); \
91 #define PORTAL_ALLOC(ptr, size) \
92 PORTAL_ALLOC_GFP(ptr, size, CFS_ALLOC_IO)
94 #define PORTAL_ALLOC_ATOMIC(ptr, size) \
95 PORTAL_ALLOC_GFP(ptr, size, CFS_ALLOC_ATOMIC)
97 #define PORTAL_FREE(ptr, size) \
100 if ((ptr) == NULL) { \
101 CERROR("PORTALS: free NULL '" #ptr "' (%d bytes) at " \
102 "%s:%d\n", s, __FILE__, __LINE__); \
105 if (s > PORTAL_VMALLOC_SIZE) \
106 cfs_free_large(ptr); \
109 portal_kmem_dec((ptr), s); \
110 CDEBUG(D_MALLOC, "kfreed '" #ptr "': %d at %p (tot %d).\n", \
111 s, (ptr), atomic_read(&portal_kmemory)); \
114 /******************************************************************************/
116 #ifdef PORTALS_PROFILING
117 #define prof_enum(FOO) PROF__##FOO
119 prof_enum(our_recvmsg),
120 prof_enum(our_sendmsg),
121 prof_enum(socknal_recv),
122 prof_enum(lib_parse),
123 prof_enum(conn_list_walk),
125 prof_enum(lib_finalize),
126 prof_enum(pingcli_time),
127 prof_enum(gmnal_send),
128 prof_enum(gmnal_recv),
134 /* hrmph. wrap-tastic. */
137 cycles_t total_cycles;
142 extern struct prof_ent prof_ents[MAX_PROFS];
144 #define PROF_START(FOO) \
146 struct prof_ent *pe = &prof_ents[PROF__##FOO]; \
148 pe->start = get_cycles(); \
151 #define PROF_FINISH(FOO) \
153 struct prof_ent *pe = &prof_ents[PROF__##FOO]; \
155 pe->end = get_cycles(); \
156 pe->total_cycles += (pe->end - pe->start); \
158 #else /* !PORTALS_PROFILING */
159 #define PROF_START(FOO) do {} while(0)
160 #define PROF_FINISH(FOO) do {} while(0)
161 #endif /* PORTALS_PROFILING */
164 extern spinlock_t stack_backtrace_lock;
166 void portals_debug_dumpstack(cfs_task_t *tsk);
167 void portals_run_upcall(char **argv);
168 void portals_run_lbug_upcall(char * file, const char *fn, const int line);
169 void portals_debug_dumplog(void);
170 int portals_debug_init(unsigned long bufsize);
171 int portals_debug_cleanup(void);
172 int portals_debug_clear_buffer(void);
173 int portals_debug_mark_buffer(char *text);
174 int portals_debug_set_daemon(unsigned int cmd, unsigned int length,
175 char *file, unsigned int size);
176 __s32 portals_debug_copy_to_user(char *buf, unsigned long len);
177 /* Use the special GNU C __attribute__ hack to have the compiler check the
178 * printf style argument string against the actual argument count and
181 void portals_debug_msg(int subsys, int mask, char *file, const char *fn,
182 const int line, unsigned long stack,
184 __attribute__ ((format (printf, 7, 8)));
185 void portals_debug_set_level(unsigned int debug_level);
187 extern void kportal_daemonize (char *name);
188 extern void kportal_blockallsigs (void);
190 #else /* !__KERNEL__ */
191 # ifndef DEBUG_SUBSYSTEM
192 # define DEBUG_SUBSYSTEM S_UNDEFINED
197 # define LASSERT(e) assert(e)
198 # define LASSERTF(cond, args...) \
206 # define LASSERTF(cond, args...) do { } while (0)
208 # define printk(format, args...) printf (format, ## args)
209 # define PORTAL_ALLOC(ptr, size) do { (ptr) = malloc(size); } while (0);
210 # define PORTAL_FREE(a, b) do { free(a); } while (0);
211 void portals_debug_dumplog(void);
212 # define portals_debug_msg(subsys, mask, file, fn, line, stack, format, a...) \
213 printf("%02x:%06x (@%lu %s:%s,l. %d %d %lu): " format, \
214 (subsys), (mask), (long)time(0), file, fn, line, \
215 getpid() , stack, ## a);
219 #define CWARN(format, a...) CDEBUG(D_WARNING, format, ## a)
220 #define CERROR(format, a...) CDEBUG(D_ERROR, format, ## a)
224 * compile-time assertions. @cond has to be constant expression.
227 * 6.8.4.2 The switch statement
231 * [#3] The expression of each case label shall be an integer
232 * constant expression and no two of the case constant
233 * expressions in the same switch statement shall have the same
234 * value after conversion...
237 #define CLASSERT(cond) ({ switch(42) { case (cond): case 0: break; } })
239 /* support decl needed both by kernel and liblustre */
240 char *portals_nid2str(int nal, ptl_nid_t nid, char *str);
241 char *portals_id2str(int nal, ptl_process_id_t nid, char *str);
244 # define CURRENT_TIME time(0)
247 /* --------------------------------------------------------------------
249 * Support for temporary event tracing with minimal Heisenberg effect.
250 * All stuff about lwt are put in arch/kp30.h
251 * -------------------------------------------------------------------- */
253 struct portals_device_userstate
255 int pdu_memhog_pages;
256 cfs_page_t *pdu_memhog_root_page;
259 #include <libcfs/portals_lib.h>
262 * USER LEVEL STUFF BELOW
265 #define PORTAL_IOCTL_VERSION 0x00010007
269 struct portal_ioctl_hdr {
274 struct portals_debug_ioctl_data
276 struct portal_ioctl_hdr hdr;
281 #define PORTAL_IOC_INIT(data) \
283 memset(&data, 0, sizeof(data)); \
284 data.ioc_version = PORTAL_IOCTL_VERSION; \
285 data.ioc_len = sizeof(data); \
288 /* FIXME check conflict with lustre_lib.h */
289 #define PTL_IOC_DEBUG_MASK _IOWR('f', 250, long)
291 static inline int portal_ioctl_packlen(struct portal_ioctl_data *data)
293 int len = sizeof(*data);
294 len += size_round(data->ioc_inllen1);
295 len += size_round(data->ioc_inllen2);
299 static inline int portal_ioctl_is_invalid(struct portal_ioctl_data *data)
301 if (data->ioc_len > (1<<30)) {
302 CERROR ("PORTALS ioctl: ioc_len larger than 1<<30\n");
305 if (data->ioc_inllen1 > (1<<30)) {
306 CERROR ("PORTALS ioctl: ioc_inllen1 larger than 1<<30\n");
309 if (data->ioc_inllen2 > (1<<30)) {
310 CERROR ("PORTALS ioctl: ioc_inllen2 larger than 1<<30\n");
313 if (data->ioc_inlbuf1 && !data->ioc_inllen1) {
314 CERROR ("PORTALS ioctl: inlbuf1 pointer but 0 length\n");
317 if (data->ioc_inlbuf2 && !data->ioc_inllen2) {
318 CERROR ("PORTALS ioctl: inlbuf2 pointer but 0 length\n");
321 if (data->ioc_pbuf1 && !data->ioc_plen1) {
322 CERROR ("PORTALS ioctl: pbuf1 pointer but 0 length\n");
325 if (data->ioc_pbuf2 && !data->ioc_plen2) {
326 CERROR ("PORTALS ioctl: pbuf2 pointer but 0 length\n");
329 if (data->ioc_plen1 && !data->ioc_pbuf1) {
330 CERROR ("PORTALS ioctl: plen1 nonzero but no pbuf1 pointer\n");
333 if (data->ioc_plen2 && !data->ioc_pbuf2) {
334 CERROR ("PORTALS ioctl: plen2 nonzero but no pbuf2 pointer\n");
337 if (portal_ioctl_packlen(data) != data->ioc_len ) {
338 CERROR ("PORTALS ioctl: packlen != ioc_len\n");
341 if (data->ioc_inllen1 &&
342 data->ioc_bulk[data->ioc_inllen1 - 1] != '\0') {
343 CERROR ("PORTALS ioctl: inlbuf1 not 0 terminated\n");
346 if (data->ioc_inllen2 &&
347 data->ioc_bulk[size_round(data->ioc_inllen1) +
348 data->ioc_inllen2 - 1] != '\0') {
349 CERROR ("PORTALS ioctl: inlbuf2 not 0 terminated\n");
356 static inline int portal_ioctl_pack(struct portal_ioctl_data *data, char **pbuf,
360 struct portal_ioctl_data *overlay;
361 data->ioc_len = portal_ioctl_packlen(data);
362 data->ioc_version = PORTAL_IOCTL_VERSION;
364 if (*pbuf && portal_ioctl_packlen(data) > max)
367 *pbuf = malloc(data->ioc_len);
371 overlay = (struct portal_ioctl_data *)*pbuf;
372 memcpy(*pbuf, data, sizeof(*data));
374 ptr = overlay->ioc_bulk;
375 if (data->ioc_inlbuf1)
376 LOGL(data->ioc_inlbuf1, data->ioc_inllen1, ptr);
377 if (data->ioc_inlbuf2)
378 LOGL(data->ioc_inlbuf2, data->ioc_inllen2, ptr);
379 if (portal_ioctl_is_invalid(overlay))
387 extern int portal_ioctl_getdata(char *buf, char *end, void *arg);
391 /* ioctls for manipulating snapshots 30- */
392 #define IOC_PORTAL_TYPE 'e'
393 #define IOC_PORTAL_MIN_NR 30
395 #define IOC_PORTAL_PING _IOWR('e', 30, IOCTL_PORTAL_TYPE)
397 #define IOC_PORTAL_CLEAR_DEBUG _IOWR('e', 32, IOCTL_PORTAL_TYPE)
398 #define IOC_PORTAL_MARK_DEBUG _IOWR('e', 33, IOCTL_PORTAL_TYPE)
399 #define IOC_PORTAL_PANIC _IOWR('e', 34, IOCTL_PORTAL_TYPE)
400 #define IOC_PORTAL_NAL_CMD _IOWR('e', 35, IOCTL_PORTAL_TYPE)
401 #define IOC_PORTAL_GET_NID _IOWR('e', 36, IOCTL_PORTAL_TYPE)
402 #define IOC_PORTAL_FAIL_NID _IOWR('e', 37, IOCTL_PORTAL_TYPE)
403 #define IOC_PORTAL_LOOPBACK _IOWR('e', 38, IOCTL_PORTAL_TYPE)
404 #define IOC_PORTAL_LWT_CONTROL _IOWR('e', 39, IOCTL_PORTAL_TYPE)
405 #define IOC_PORTAL_LWT_SNAPSHOT _IOWR('e', 40, IOCTL_PORTAL_TYPE)
406 #define IOC_PORTAL_LWT_LOOKUP_STRING _IOWR('e', 41, IOCTL_PORTAL_TYPE)
407 #define IOC_PORTAL_MEMHOG _IOWR('e', 42, IOCTL_PORTAL_TYPE)
408 #define IOC_PORTAL_MAX_NR 42
425 #define PTL_NALFMT_SIZE 32 /* %u:%u.%u.%u.%u,%u (10+4+4+4+3+5+1) */
427 #define NAL_MAX_NR (NAL_ENUM_END_MARKER - 1)
429 #define NAL_CMD_REGISTER_PEER_FD 100
430 #define NAL_CMD_CLOSE_CONNECTION 101
431 #define NAL_CMD_REGISTER_MYNID 102
432 #define NAL_CMD_PUSH_CONNECTION 103
433 #define NAL_CMD_GET_CONN 104
434 #define NAL_CMD_DEL_PEER 105
435 #define NAL_CMD_ADD_PEER 106
436 #define NAL_CMD_GET_PEER 107
437 #define NAL_CMD_GET_TXDESC 108
438 #define NAL_CMD_ADD_ROUTE 109
439 #define NAL_CMD_DEL_ROUTE 110
440 #define NAL_CMD_GET_ROUTE 111
441 #define NAL_CMD_NOTIFY_ROUTER 112
442 #define NAL_CMD_ADD_INTERFACE 113
443 #define NAL_CMD_DEL_INTERFACE 114
444 #define NAL_CMD_GET_INTERFACE 115
448 DEBUG_DAEMON_START = 1,
449 DEBUG_DAEMON_STOP = 2,
450 DEBUG_DAEMON_PAUSE = 3,
451 DEBUG_DAEMON_CONTINUE = 4,
455 enum cfg_record_type {
456 PORTALS_CFG_TYPE = 1,
457 LUSTRE_CFG_TYPE = 123,
460 typedef int (*cfg_record_cb_t)(enum cfg_record_type, int len, void *data);
462 /* lustre_id output helper macros */
463 #define DLID4 "%lu/%lu/%lu/%lu"
466 (unsigned long)(id)->li_fid.lf_id, \
467 (unsigned long)(id)->li_fid.lf_group, \
468 (unsigned long)(id)->li_stc.u.e3s.l3s_ino, \
469 (unsigned long)(id)->li_stc.u.e3s.l3s_gen