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>
9 #include <portals/types.h>
11 #if defined(__linux__)
12 #include <libcfs/linux/kp30.h>
13 #elif defined(__APPLE__)
14 #include <libcfs/darwin/kp30.h>
16 #error Unsupported operating system
19 #include <portals/types.h>
23 # ifndef DEBUG_SUBSYSTEM
24 # define DEBUG_SUBSYSTEM S_UNDEFINED
28 extern void kportal_assertion_failed(char *expr, char *file, const char *func,
30 #define LASSERT(e) ((e) ? 0 : kportal_assertion_failed( #e , __FILE__, \
31 __FUNCTION__, __LINE__))
32 #define LASSERTF(cond, fmt...) \
34 if (unlikely(!(cond))) { \
35 portals_debug_msg(DEBUG_SUBSYSTEM, D_EMERG, __FILE__,\
36 __FUNCTION__,__LINE__, CDEBUG_STACK,\
37 "ASSERTION(" #cond ") failed:" fmt);\
44 #define LASSERTF(cond, fmt...) do { } while (0)
47 /* LBUG_WITH_LOC defined in portals/<os>/kp30.h */
48 #define LBUG() LBUG_WITH_LOC(__FILE__, __FUNCTION__, __LINE__)
54 extern atomic_t portal_kmemory;
56 # define portal_kmem_inc(ptr, size) \
58 atomic_add(size, &portal_kmemory); \
61 # define portal_kmem_dec(ptr, size) do { \
62 atomic_sub(size, &portal_kmemory); \
66 # define portal_kmem_inc(ptr, size) do {} while (0)
67 # define portal_kmem_dec(ptr, size) do {} while (0)
68 #endif /* PORTAL_DEBUG */
70 #define PORTAL_VMALLOC_SIZE 16384
72 #define PORTAL_ALLOC_GFP(ptr, size, mask) \
74 LASSERT(!in_interrupt() || \
75 (size <= PORTAL_VMALLOC_SIZE && mask == CFS_ALLOC_ATOMIC));\
76 if ((size) > PORTAL_VMALLOC_SIZE) \
77 (ptr) = cfs_alloc_large(size); \
79 (ptr) = cfs_alloc((size), (mask)); \
80 if ((ptr) == NULL) { \
81 CERROR("PORTALS: out of memory at %s:%d (tried to alloc '"\
82 #ptr "' = %d)\n", __FILE__, __LINE__, (int)(size));\
83 CERROR("PORTALS: %d total bytes allocated by portals\n", \
84 atomic_read(&portal_kmemory)); \
86 portal_kmem_inc((ptr), (size)); \
87 if (!((mask) & CFS_ALLOC_ZERO)) \
88 memset((ptr), 0, (size)); \
90 CDEBUG(D_MALLOC, "kmalloced '" #ptr "': %d at %p (tot %d).\n", \
91 (int)(size), (ptr), atomic_read (&portal_kmemory)); \
94 #define PORTAL_ALLOC(ptr, size) \
95 PORTAL_ALLOC_GFP(ptr, size, CFS_ALLOC_IO)
97 #define PORTAL_ALLOC_ATOMIC(ptr, size) \
98 PORTAL_ALLOC_GFP(ptr, size, CFS_ALLOC_ATOMIC)
100 #define PORTAL_FREE(ptr, size) \
103 if ((ptr) == NULL) { \
104 CERROR("PORTALS: free NULL '" #ptr "' (%d bytes) at " \
105 "%s:%d\n", s, __FILE__, __LINE__); \
108 if (s > PORTAL_VMALLOC_SIZE) \
109 cfs_free_large(ptr); \
112 portal_kmem_dec((ptr), s); \
113 CDEBUG(D_MALLOC, "kfreed '" #ptr "': %d at %p (tot %d).\n", \
114 s, (ptr), atomic_read(&portal_kmemory)); \
117 /******************************************************************************/
119 #ifdef PORTALS_PROFILING
120 #define prof_enum(FOO) PROF__##FOO
122 prof_enum(our_recvmsg),
123 prof_enum(our_sendmsg),
124 prof_enum(socknal_recv),
125 prof_enum(lib_parse),
126 prof_enum(conn_list_walk),
128 prof_enum(lib_finalize),
129 prof_enum(pingcli_time),
130 prof_enum(gmnal_send),
131 prof_enum(gmnal_recv),
137 /* hrmph. wrap-tastic. */
140 cycles_t total_cycles;
145 extern struct prof_ent prof_ents[MAX_PROFS];
147 #define PROF_START(FOO) \
149 struct prof_ent *pe = &prof_ents[PROF__##FOO]; \
151 pe->start = get_cycles(); \
154 #define PROF_FINISH(FOO) \
156 struct prof_ent *pe = &prof_ents[PROF__##FOO]; \
158 pe->end = get_cycles(); \
159 pe->total_cycles += (pe->end - pe->start); \
161 #else /* !PORTALS_PROFILING */
162 #define PROF_START(FOO) do {} while(0)
163 #define PROF_FINISH(FOO) do {} while(0)
164 #endif /* PORTALS_PROFILING */
167 extern spinlock_t stack_backtrace_lock;
169 void portals_debug_dumpstack(cfs_task_t *tsk);
170 void portals_run_upcall(char **argv);
171 void portals_run_lbug_upcall(char * file, const char *fn, const int line);
172 void portals_debug_dumplog(void);
173 int portals_debug_init(unsigned long bufsize);
174 int portals_debug_cleanup(void);
175 int portals_debug_clear_buffer(void);
176 int portals_debug_mark_buffer(char *text);
177 int portals_debug_set_daemon(unsigned int cmd, unsigned int length,
178 char *file, unsigned int size);
179 __s32 portals_debug_copy_to_user(char *buf, unsigned long len);
180 /* Use the special GNU C __attribute__ hack to have the compiler check the
181 * printf style argument string against the actual argument count and
184 void portals_debug_msg(int subsys, int mask, char *file, const char *fn,
185 const int line, unsigned long stack,
187 __attribute__ ((format (printf, 7, 8)));
188 void portals_debug_set_level(unsigned int debug_level);
190 extern void kportal_daemonize (char *name);
191 extern void kportal_blockallsigs (void);
193 #else /* !__KERNEL__ */
194 # ifndef DEBUG_SUBSYSTEM
195 # define DEBUG_SUBSYSTEM S_UNDEFINED
200 # define LASSERT(e) assert(e)
201 # define LASSERTF(cond, args...) \
209 # define LASSERTF(cond, args...) do { } while (0)
211 # define printk(format, args...) printf (format, ## args)
212 # define PORTAL_ALLOC(ptr, size) do { (ptr) = malloc(size); } while (0);
213 # define PORTAL_FREE(a, b) do { free(a); } while (0);
214 void portals_debug_dumplog(void);
215 # define portals_debug_msg(subsys, mask, file, fn, line, stack, format, a...) \
216 printf("%02x:%06x (@%lu %s:%s,l. %d %d %lu): " format, \
217 (subsys), (mask), (long)time(0), file, fn, line, \
218 getpid(), (unsigned long)stack, ## a);
222 #define CWARN(format, a...) CDEBUG(D_WARNING, format, ## a)
223 #define CERROR(format, a...) CDEBUG(D_ERROR, format, ## a)
227 * compile-time assertions. @cond has to be constant expression.
230 * 6.8.4.2 The switch statement
234 * [#3] The expression of each case label shall be an integer
235 * constant expression and no two of the case constant
236 * expressions in the same switch statement shall have the same
237 * value after conversion...
240 #define CLASSERT(cond) ({ switch(42) { case (cond): case 0: break; } })
242 /* support decl needed both by kernel and liblustre */
243 char *portals_nid2str(int nal, ptl_nid_t nid, char *str);
244 char *portals_id2str(int nal, ptl_process_id_t nid, char *str);
247 # define CURRENT_TIME time(0)
250 /* --------------------------------------------------------------------
252 * Support for temporary event tracing with minimal Heisenberg effect.
253 * All stuff about lwt are put in arch/kp30.h
254 * -------------------------------------------------------------------- */
256 struct portals_device_userstate
258 int pdu_memhog_pages;
259 cfs_page_t *pdu_memhog_root_page;
262 #include <libcfs/portals_lib.h>
265 * USER LEVEL STUFF BELOW
268 #define PORTAL_IOCTL_VERSION 0x00010008
272 struct portal_ioctl_hdr {
277 struct portals_debug_ioctl_data
279 struct portal_ioctl_hdr hdr;
284 #define PORTAL_IOC_INIT(data) \
286 memset(&data, 0, sizeof(data)); \
287 data.ioc_version = PORTAL_IOCTL_VERSION; \
288 data.ioc_len = sizeof(data); \
291 /* FIXME check conflict with lustre_lib.h */
292 #define PTL_IOC_DEBUG_MASK _IOWR('f', 250, long)
294 static inline int portal_ioctl_packlen(struct portal_ioctl_data *data)
296 int len = sizeof(*data);
297 len += size_round(data->ioc_inllen1);
298 len += size_round(data->ioc_inllen2);
302 static inline int portal_ioctl_is_invalid(struct portal_ioctl_data *data)
304 if (data->ioc_len > (1<<30)) {
305 CERROR ("PORTALS ioctl: ioc_len larger than 1<<30\n");
308 if (data->ioc_inllen1 > (1<<30)) {
309 CERROR ("PORTALS ioctl: ioc_inllen1 larger than 1<<30\n");
312 if (data->ioc_inllen2 > (1<<30)) {
313 CERROR ("PORTALS ioctl: ioc_inllen2 larger than 1<<30\n");
316 if (data->ioc_inlbuf1 && !data->ioc_inllen1) {
317 CERROR ("PORTALS ioctl: inlbuf1 pointer but 0 length\n");
320 if (data->ioc_inlbuf2 && !data->ioc_inllen2) {
321 CERROR ("PORTALS ioctl: inlbuf2 pointer but 0 length\n");
324 if (data->ioc_pbuf1 && !data->ioc_plen1) {
325 CERROR ("PORTALS ioctl: pbuf1 pointer but 0 length\n");
328 if (data->ioc_pbuf2 && !data->ioc_plen2) {
329 CERROR ("PORTALS ioctl: pbuf2 pointer but 0 length\n");
332 if (data->ioc_plen1 && !data->ioc_pbuf1) {
333 CERROR ("PORTALS ioctl: plen1 nonzero but no pbuf1 pointer\n");
336 if (data->ioc_plen2 && !data->ioc_pbuf2) {
337 CERROR ("PORTALS ioctl: plen2 nonzero but no pbuf2 pointer\n");
340 if (portal_ioctl_packlen(data) != data->ioc_len ) {
341 CERROR ("PORTALS ioctl: packlen != ioc_len\n");
344 if (data->ioc_inllen1 &&
345 data->ioc_bulk[data->ioc_inllen1 - 1] != '\0') {
346 CERROR ("PORTALS ioctl: inlbuf1 not 0 terminated\n");
349 if (data->ioc_inllen2 &&
350 data->ioc_bulk[size_round(data->ioc_inllen1) +
351 data->ioc_inllen2 - 1] != '\0') {
352 CERROR ("PORTALS ioctl: inlbuf2 not 0 terminated\n");
359 static inline int portal_ioctl_pack(struct portal_ioctl_data *data, char **pbuf,
363 struct portal_ioctl_data *overlay;
364 data->ioc_len = portal_ioctl_packlen(data);
365 data->ioc_version = PORTAL_IOCTL_VERSION;
367 if (*pbuf && portal_ioctl_packlen(data) > max)
370 *pbuf = malloc(data->ioc_len);
374 overlay = (struct portal_ioctl_data *)*pbuf;
375 memcpy(*pbuf, data, sizeof(*data));
377 ptr = overlay->ioc_bulk;
378 if (data->ioc_inlbuf1)
379 LOGL(data->ioc_inlbuf1, data->ioc_inllen1, ptr);
380 if (data->ioc_inlbuf2)
381 LOGL(data->ioc_inlbuf2, data->ioc_inllen2, ptr);
382 if (portal_ioctl_is_invalid(overlay))
390 extern int portal_ioctl_getdata(char *buf, char *end, void *arg);
394 /* ioctls for manipulating snapshots 30- */
395 #define IOC_PORTAL_TYPE 'e'
396 #define IOC_PORTAL_MIN_NR 30
398 #define IOC_PORTAL_PING _IOWR('e', 30, IOCTL_PORTAL_TYPE)
400 #define IOC_PORTAL_CLEAR_DEBUG _IOWR('e', 32, IOCTL_PORTAL_TYPE)
401 #define IOC_PORTAL_MARK_DEBUG _IOWR('e', 33, IOCTL_PORTAL_TYPE)
402 #define IOC_PORTAL_PANIC _IOWR('e', 34, IOCTL_PORTAL_TYPE)
403 #define IOC_PORTAL_NAL_CMD _IOWR('e', 35, IOCTL_PORTAL_TYPE)
404 #define IOC_PORTAL_GET_NID _IOWR('e', 36, IOCTL_PORTAL_TYPE)
405 #define IOC_PORTAL_FAIL_NID _IOWR('e', 37, IOCTL_PORTAL_TYPE)
406 #define IOC_PORTAL_LOOPBACK _IOWR('e', 38, IOCTL_PORTAL_TYPE)
407 #define IOC_PORTAL_LWT_CONTROL _IOWR('e', 39, IOCTL_PORTAL_TYPE)
408 #define IOC_PORTAL_LWT_SNAPSHOT _IOWR('e', 40, IOCTL_PORTAL_TYPE)
409 #define IOC_PORTAL_LWT_LOOKUP_STRING _IOWR('e', 41, IOCTL_PORTAL_TYPE)
410 #define IOC_PORTAL_MEMHOG _IOWR('e', 42, IOCTL_PORTAL_TYPE)
411 #define IOC_PORTAL_DMSG _IOWR('e', 43, IOCTL_PORTAL_TYPE)
412 #define IOC_PORTAL_MAX_NR 43
429 #define PTL_NALFMT_SIZE 32 /* %u:%u.%u.%u.%u,%u (10+4+4+4+3+5+1) */
431 #define NALID_FROM_IFACE(nal) (nal)
434 #define NAL_MAX_NR (NAL_ENUM_END_MARKER - 1)
436 #define NAL_CMD_REGISTER_PEER_FD 100
437 #define NAL_CMD_CLOSE_CONNECTION 101
438 #define NAL_CMD_REGISTER_MYNID 102
439 #define NAL_CMD_PUSH_CONNECTION 103
440 #define NAL_CMD_GET_CONN 104
441 #define NAL_CMD_DEL_PEER 105
442 #define NAL_CMD_ADD_PEER 106
443 #define NAL_CMD_GET_PEER 107
444 #define NAL_CMD_GET_TXDESC 108
445 #define NAL_CMD_ADD_ROUTE 109
446 #define NAL_CMD_DEL_ROUTE 110
447 #define NAL_CMD_GET_ROUTE 111
448 #define NAL_CMD_NOTIFY_ROUTER 112
449 #define NAL_CMD_ADD_INTERFACE 113
450 #define NAL_CMD_DEL_INTERFACE 114
451 #define NAL_CMD_GET_INTERFACE 115
455 DEBUG_DAEMON_START = 1,
456 DEBUG_DAEMON_STOP = 2,
457 DEBUG_DAEMON_PAUSE = 3,
458 DEBUG_DAEMON_CONTINUE = 4,
462 enum cfg_record_type {
463 PORTALS_CFG_TYPE = 1,
464 LUSTRE_CFG_TYPE = 123,
467 typedef int (*cfg_record_cb_t)(enum cfg_record_type, int len, void *data);
469 /* lustre_id output helper macros */
470 #define DLID4 "%lu/%lu/%lu/%lu"
473 (unsigned long)(id)->li_fid.lf_id, \
474 (unsigned long)(id)->li_fid.lf_group, \
475 (unsigned long)(id)->li_stc.u.e3s.l3s_ino, \
476 (unsigned long)(id)->li_stc.u.e3s.l3s_gen