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 #include <libcfs/arch/kp30.h>
14 # ifndef DEBUG_SUBSYSTEM
15 # define DEBUG_SUBSYSTEM S_UNDEFINED
19 extern void kportal_assertion_failed(char *expr, char *file, const char *func,
21 #define LASSERT(e) ((e) ? 0 : kportal_assertion_failed( #e , __FILE__, \
22 __FUNCTION__, __LINE__))
23 #define LASSERTF(cond, fmt...) \
25 if (unlikely(!(cond))) { \
26 portals_debug_msg(DEBUG_SUBSYSTEM, D_EMERG, __FILE__,\
27 __FUNCTION__,__LINE__, CDEBUG_STACK,\
28 "ASSERTION(" #cond ") failed:" fmt);\
35 #define LASSERTF(cond, fmt...) do { } while (0)
38 /* LBUG_WITH_LOC defined in portals/<os>/kp30.h */
39 #define LBUG() LBUG_WITH_LOC(__FILE__, __FUNCTION__, __LINE__)
45 extern atomic_t portal_kmemory;
47 # define portal_kmem_inc(ptr, size) \
49 atomic_add(size, &portal_kmemory); \
52 # define portal_kmem_dec(ptr, size) do { \
53 atomic_sub(size, &portal_kmemory); \
57 # define portal_kmem_inc(ptr, size) do {} while (0)
58 # define portal_kmem_dec(ptr, size) do {} while (0)
59 #endif /* PORTAL_DEBUG */
61 #define PORTAL_VMALLOC_SIZE 16384
63 #define PORTAL_ALLOC_GFP(ptr, size, mask) \
65 LASSERT(!in_interrupt() || \
66 (size <= PORTAL_VMALLOC_SIZE && mask == CFS_ALLOC_ATOMIC));\
67 if ((size) > PORTAL_VMALLOC_SIZE) \
68 (ptr) = cfs_alloc_large(size); \
70 (ptr) = cfs_alloc((size), (mask)); \
71 if ((ptr) == NULL) { \
72 CERROR("PORTALS: out of memory at %s:%d (tried to alloc '"\
73 #ptr "' = %d)\n", __FILE__, __LINE__, (int)(size));\
74 CERROR("PORTALS: %d total bytes allocated by portals\n", \
75 atomic_read(&portal_kmemory)); \
77 portal_kmem_inc((ptr), (size)); \
78 if (!((mask) & CFS_ALLOC_ZERO)) \
79 memset((ptr), 0, (size)); \
81 CDEBUG(D_MALLOC, "kmalloced '" #ptr "': %d at %p (tot %d).\n", \
82 (int)(size), (ptr), atomic_read (&portal_kmemory)); \
85 #define PORTAL_ALLOC(ptr, size) \
86 PORTAL_ALLOC_GFP(ptr, size, CFS_ALLOC_IO)
88 #define PORTAL_ALLOC_ATOMIC(ptr, size) \
89 PORTAL_ALLOC_GFP(ptr, size, CFS_ALLOC_ATOMIC)
91 #define PORTAL_FREE(ptr, size) \
94 if ((ptr) == NULL) { \
95 CERROR("PORTALS: free NULL '" #ptr "' (%d bytes) at " \
96 "%s:%d\n", s, __FILE__, __LINE__); \
99 if (s > PORTAL_VMALLOC_SIZE) \
100 cfs_free_large(ptr); \
103 portal_kmem_dec((ptr), s); \
104 CDEBUG(D_MALLOC, "kfreed '" #ptr "': %d at %p (tot %d).\n", \
105 s, (ptr), atomic_read(&portal_kmemory)); \
108 /******************************************************************************/
110 #ifdef PORTALS_PROFILING
111 #define prof_enum(FOO) PROF__##FOO
113 prof_enum(our_recvmsg),
114 prof_enum(our_sendmsg),
115 prof_enum(socknal_recv),
116 prof_enum(lib_parse),
117 prof_enum(conn_list_walk),
119 prof_enum(lib_finalize),
120 prof_enum(pingcli_time),
121 prof_enum(gmnal_send),
122 prof_enum(gmnal_recv),
128 /* hrmph. wrap-tastic. */
131 cycles_t total_cycles;
136 extern struct prof_ent prof_ents[MAX_PROFS];
138 #define PROF_START(FOO) \
140 struct prof_ent *pe = &prof_ents[PROF__##FOO]; \
142 pe->start = get_cycles(); \
145 #define PROF_FINISH(FOO) \
147 struct prof_ent *pe = &prof_ents[PROF__##FOO]; \
149 pe->end = get_cycles(); \
150 pe->total_cycles += (pe->end - pe->start); \
152 #else /* !PORTALS_PROFILING */
153 #define PROF_START(FOO) do {} while(0)
154 #define PROF_FINISH(FOO) do {} while(0)
155 #endif /* PORTALS_PROFILING */
158 extern spinlock_t stack_backtrace_lock;
160 void portals_debug_dumpstack(cfs_task_t *tsk);
161 void portals_run_upcall(char **argv);
162 void portals_run_lbug_upcall(char * file, const char *fn, const int line);
163 void portals_debug_dumplog(void);
164 int portals_debug_init(unsigned long bufsize);
165 int portals_debug_cleanup(void);
166 int portals_debug_clear_buffer(void);
167 int portals_debug_mark_buffer(char *text);
168 int portals_debug_set_daemon(unsigned int cmd, unsigned int length,
169 char *file, unsigned int size);
170 __s32 portals_debug_copy_to_user(char *buf, unsigned long len);
171 /* Use the special GNU C __attribute__ hack to have the compiler check the
172 * printf style argument string against the actual argument count and
175 void portals_debug_msg(int subsys, int mask, char *file, const char *fn,
176 const int line, unsigned long stack,
178 __attribute__ ((format (printf, 7, 8)));
179 void portals_debug_set_level(unsigned int debug_level);
181 extern void kportal_daemonize (char *name);
182 extern void kportal_blockallsigs (void);
184 #else /* !__KERNEL__ */
185 # ifndef DEBUG_SUBSYSTEM
186 # define DEBUG_SUBSYSTEM S_UNDEFINED
191 # define LASSERT(e) assert(e)
192 # define LASSERTF(cond, args...) \
200 # define LASSERTF(cond, args...) do { } while (0)
202 # define printk(format, args...) printf (format, ## args)
203 # define PORTAL_ALLOC(ptr, size) do { (ptr) = malloc(size); } while (0);
204 # define PORTAL_FREE(a, b) do { free(a); } while (0);
205 void portals_debug_dumplog(void);
206 # define portals_debug_msg(subsys, mask, file, fn, line, stack, format, a...) \
207 printf("%02x:%06x (@%lu %s:%s,l. %d %d %lu): " format, \
208 (subsys), (mask), (long)time(0), file, fn, line, \
209 getpid() , stack, ## a);
213 #define CWARN(format, a...) CDEBUG(D_WARNING, format, ## a)
214 #define CERROR(format, a...) CDEBUG(D_ERROR, format, ## a)
218 * compile-time assertions. @cond has to be constant expression.
221 * 6.8.4.2 The switch statement
225 * [#3] The expression of each case label shall be an integer
226 * constant expression and no two of the case constant
227 * expressions in the same switch statement shall have the same
228 * value after conversion...
231 #define CLASSERT(cond) ({ switch(42) { case (cond): case 0: break; } })
233 /* support decl needed both by kernel and liblustre */
234 char *portals_nid2str(int nal, ptl_nid_t nid, char *str);
235 char *portals_id2str(int nal, ptl_process_id_t nid, char *str);
238 # define CURRENT_TIME time(0)
241 /* --------------------------------------------------------------------
243 * Support for temporary event tracing with minimal Heisenberg effect.
244 * All stuff about lwt are put in arch/kp30.h
245 * -------------------------------------------------------------------- */
247 struct portals_device_userstate
249 int pdu_memhog_pages;
250 cfs_page_t *pdu_memhog_root_page;
253 #include <libcfs/portals_lib.h>
256 * USER LEVEL STUFF BELOW
259 #define PORTAL_IOCTL_VERSION 0x00010007
263 struct portal_ioctl_hdr {
268 struct portals_debug_ioctl_data
270 struct portal_ioctl_hdr hdr;
275 #define PORTAL_IOC_INIT(data) \
277 memset(&data, 0, sizeof(data)); \
278 data.ioc_version = PORTAL_IOCTL_VERSION; \
279 data.ioc_len = sizeof(data); \
282 /* FIXME check conflict with lustre_lib.h */
283 #define PTL_IOC_DEBUG_MASK _IOWR('f', 250, long)
285 static inline int portal_ioctl_packlen(struct portal_ioctl_data *data)
287 int len = sizeof(*data);
288 len += size_round(data->ioc_inllen1);
289 len += size_round(data->ioc_inllen2);
293 static inline int portal_ioctl_is_invalid(struct portal_ioctl_data *data)
295 if (data->ioc_len > (1<<30)) {
296 CERROR ("PORTALS ioctl: ioc_len larger than 1<<30\n");
299 if (data->ioc_inllen1 > (1<<30)) {
300 CERROR ("PORTALS ioctl: ioc_inllen1 larger than 1<<30\n");
303 if (data->ioc_inllen2 > (1<<30)) {
304 CERROR ("PORTALS ioctl: ioc_inllen2 larger than 1<<30\n");
307 if (data->ioc_inlbuf1 && !data->ioc_inllen1) {
308 CERROR ("PORTALS ioctl: inlbuf1 pointer but 0 length\n");
311 if (data->ioc_inlbuf2 && !data->ioc_inllen2) {
312 CERROR ("PORTALS ioctl: inlbuf2 pointer but 0 length\n");
315 if (data->ioc_pbuf1 && !data->ioc_plen1) {
316 CERROR ("PORTALS ioctl: pbuf1 pointer but 0 length\n");
319 if (data->ioc_pbuf2 && !data->ioc_plen2) {
320 CERROR ("PORTALS ioctl: pbuf2 pointer but 0 length\n");
323 if (data->ioc_plen1 && !data->ioc_pbuf1) {
324 CERROR ("PORTALS ioctl: plen1 nonzero but no pbuf1 pointer\n");
327 if (data->ioc_plen2 && !data->ioc_pbuf2) {
328 CERROR ("PORTALS ioctl: plen2 nonzero but no pbuf2 pointer\n");
331 if (portal_ioctl_packlen(data) != data->ioc_len ) {
332 CERROR ("PORTALS ioctl: packlen != ioc_len\n");
335 if (data->ioc_inllen1 &&
336 data->ioc_bulk[data->ioc_inllen1 - 1] != '\0') {
337 CERROR ("PORTALS ioctl: inlbuf1 not 0 terminated\n");
340 if (data->ioc_inllen2 &&
341 data->ioc_bulk[size_round(data->ioc_inllen1) +
342 data->ioc_inllen2 - 1] != '\0') {
343 CERROR ("PORTALS ioctl: inlbuf2 not 0 terminated\n");
350 static inline int portal_ioctl_pack(struct portal_ioctl_data *data, char **pbuf,
354 struct portal_ioctl_data *overlay;
355 data->ioc_len = portal_ioctl_packlen(data);
356 data->ioc_version = PORTAL_IOCTL_VERSION;
358 if (*pbuf && portal_ioctl_packlen(data) > max)
361 *pbuf = malloc(data->ioc_len);
365 overlay = (struct portal_ioctl_data *)*pbuf;
366 memcpy(*pbuf, data, sizeof(*data));
368 ptr = overlay->ioc_bulk;
369 if (data->ioc_inlbuf1)
370 LOGL(data->ioc_inlbuf1, data->ioc_inllen1, ptr);
371 if (data->ioc_inlbuf2)
372 LOGL(data->ioc_inlbuf2, data->ioc_inllen2, ptr);
373 if (portal_ioctl_is_invalid(overlay))
381 extern inline int portal_ioctl_getdata(char *buf, char *end, void *arg);
385 /* ioctls for manipulating snapshots 30- */
386 #define IOC_PORTAL_TYPE 'e'
387 #define IOC_PORTAL_MIN_NR 30
389 #define IOC_PORTAL_PING _IOWR('e', 30, IOCTL_PORTAL_TYPE)
391 #define IOC_PORTAL_CLEAR_DEBUG _IOWR('e', 32, IOCTL_PORTAL_TYPE)
392 #define IOC_PORTAL_MARK_DEBUG _IOWR('e', 33, IOCTL_PORTAL_TYPE)
393 #define IOC_PORTAL_PANIC _IOWR('e', 34, IOCTL_PORTAL_TYPE)
394 #define IOC_PORTAL_NAL_CMD _IOWR('e', 35, IOCTL_PORTAL_TYPE)
395 #define IOC_PORTAL_GET_NID _IOWR('e', 36, IOCTL_PORTAL_TYPE)
396 #define IOC_PORTAL_FAIL_NID _IOWR('e', 37, IOCTL_PORTAL_TYPE)
398 #define IOC_PORTAL_LWT_CONTROL _IOWR('e', 39, IOCTL_PORTAL_TYPE)
399 #define IOC_PORTAL_LWT_SNAPSHOT _IOWR('e', 40, IOCTL_PORTAL_TYPE)
400 #define IOC_PORTAL_LWT_LOOKUP_STRING _IOWR('e', 41, IOCTL_PORTAL_TYPE)
401 #define IOC_PORTAL_MEMHOG _IOWR('e', 42, IOCTL_PORTAL_TYPE)
402 #define IOC_PORTAL_MAX_NR 42
419 #define PTL_NALFMT_SIZE 32 /* %u:%u.%u.%u.%u,%u (10+4+4+4+3+5+1) */
421 #define NAL_MAX_NR (NAL_ENUM_END_MARKER - 1)
423 #define NAL_CMD_REGISTER_PEER_FD 100
424 #define NAL_CMD_CLOSE_CONNECTION 101
425 #define NAL_CMD_REGISTER_MYNID 102
426 #define NAL_CMD_PUSH_CONNECTION 103
427 #define NAL_CMD_GET_CONN 104
428 #define NAL_CMD_DEL_PEER 105
429 #define NAL_CMD_ADD_PEER 106
430 #define NAL_CMD_GET_PEER 107
431 #define NAL_CMD_GET_TXDESC 108
432 #define NAL_CMD_ADD_ROUTE 109
433 #define NAL_CMD_DEL_ROUTE 110
434 #define NAL_CMD_GET_ROUTE 111
435 #define NAL_CMD_NOTIFY_ROUTER 112
436 #define NAL_CMD_ADD_INTERFACE 113
437 #define NAL_CMD_DEL_INTERFACE 114
438 #define NAL_CMD_GET_INTERFACE 115
442 DEBUG_DAEMON_START = 1,
443 DEBUG_DAEMON_STOP = 2,
444 DEBUG_DAEMON_PAUSE = 3,
445 DEBUG_DAEMON_CONTINUE = 4,
449 enum cfg_record_type {
450 PORTALS_CFG_TYPE = 1,
451 LUSTRE_CFG_TYPE = 123,
454 typedef int (*cfg_record_cb_t)(enum cfg_record_type, int len, void *data);
456 /* lustre_id output helper macros */
457 #define DLID4 "%lu/%lu/%lu/%lu"
460 (unsigned long)(id)->li_fid.lf_id, \
461 (unsigned long)(id)->li_fid.lf_group, \
462 (unsigned long)(id)->li_stc.u.e3s.l3s_ino, \
463 (unsigned long)(id)->li_stc.u.e3s.l3s_gen