1 /* -*- buffer-read-only: t -*- vi: set ro:
3 * DO NOT EDIT THIS FILE (lustre_dlm_flags.h)
5 * It has been AutoGen-ed
6 * From the definitions lustre_dlm_flags.def
7 * and the template file lustre_dlm_flags.tpl
9 * lustre is free software: you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation, either version 3 of the License, or
12 * (at your option) any later version.
14 * lustre is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
17 * See the GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License along
20 * with this program. If not, see <http://www.gnu.org/licenses/>.
23 * \file lustre_dlm_flags.h
24 * The flags and collections of flags (masks) for \see struct ldlm_lock.
25 * This file is derived from flag definitions in lustre_dlm_flags.def.
26 * The format is defined in the lustre_dlm_flags.tpl template file.
28 * \addtogroup LDLM Lustre Distributed Lock Manager
32 * The flags and collections of flags (masks) for \see struct ldlm_lock.
35 #ifndef LDLM_ALL_FLAGS_MASK
37 /** l_flags bits marked as "all_flags" bits */
38 #define LDLM_FL_ALL_FLAGS_MASK 0x00FFFFFFC08F932FULL
40 /** Flag whether a lock is found on server for re-sent RPC. */
41 #define LDLM_FL_RESENT 0x0100000000000000ULL /* bit 56 */
43 /** l_flags bits marked as "ast" bits */
44 #define LDLM_FL_AST_MASK 0x0000000080008000ULL
46 /** l_flags bits marked as "blocked" bits */
47 #define LDLM_FL_BLOCKED_MASK 0x000000000000000EULL
49 /** l_flags bits marked as "gone" bits */
50 #define LDLM_FL_GONE_MASK 0x0006004000000000ULL
52 /** l_flags bits marked as "hide_lock" bits */
53 #define LDLM_FL_HIDE_LOCK_MASK 0x0000206400000000ULL
55 /** l_flags bits marked as "inherit" bits */
56 #define LDLM_FL_INHERIT_MASK 0x0000000000800000ULL
58 /** l_flags bits marked as "local_only" bits */
59 #define LDLM_FL_LOCAL_ONLY_MASK 0x00FFFFFF00000000ULL
61 /** l_flags bits marked as "on_wire" bits */
62 #define LDLM_FL_ON_WIRE_MASK 0x00000000C08F932FULL
64 /** extent, mode, or resource changed */
65 #define LDLM_FL_LOCK_CHANGED 0x0000000000000001ULL // bit 0
66 #define ldlm_is_lock_changed(_l) LDLM_TEST_FLAG(( _l), 1ULL << 0)
67 #define ldlm_set_lock_changed(_l) LDLM_SET_FLAG(( _l), 1ULL << 0)
68 #define ldlm_clear_lock_changed(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 0)
71 * Server placed lock on granted list, or a recovering client wants the
72 * lock added to the granted list, no questions asked. */
73 #define LDLM_FL_BLOCK_GRANTED 0x0000000000000002ULL // bit 1
74 #define ldlm_is_block_granted(_l) LDLM_TEST_FLAG(( _l), 1ULL << 1)
75 #define ldlm_set_block_granted(_l) LDLM_SET_FLAG(( _l), 1ULL << 1)
76 #define ldlm_clear_block_granted(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 1)
79 * Server placed lock on conv list, or a recovering client wants the lock
80 * added to the conv list, no questions asked. */
81 #define LDLM_FL_BLOCK_CONV 0x0000000000000004ULL // bit 2
82 #define ldlm_is_block_conv(_l) LDLM_TEST_FLAG(( _l), 1ULL << 2)
83 #define ldlm_set_block_conv(_l) LDLM_SET_FLAG(( _l), 1ULL << 2)
84 #define ldlm_clear_block_conv(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 2)
87 * Server placed lock on wait list, or a recovering client wants the lock
88 * added to the wait list, no questions asked. */
89 #define LDLM_FL_BLOCK_WAIT 0x0000000000000008ULL // bit 3
90 #define ldlm_is_block_wait(_l) LDLM_TEST_FLAG(( _l), 1ULL << 3)
91 #define ldlm_set_block_wait(_l) LDLM_SET_FLAG(( _l), 1ULL << 3)
92 #define ldlm_clear_block_wait(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 3)
94 /** blocking or cancel packet was queued for sending. */
95 #define LDLM_FL_AST_SENT 0x0000000000000020ULL // bit 5
96 #define ldlm_is_ast_sent(_l) LDLM_TEST_FLAG(( _l), 1ULL << 5)
97 #define ldlm_set_ast_sent(_l) LDLM_SET_FLAG(( _l), 1ULL << 5)
98 #define ldlm_clear_ast_sent(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 5)
101 * Lock is being replayed. This could probably be implied by the fact that
102 * one of BLOCK_{GRANTED,CONV,WAIT} is set, but that is pretty dangerous. */
103 #define LDLM_FL_REPLAY 0x0000000000000100ULL // bit 8
104 #define ldlm_is_replay(_l) LDLM_TEST_FLAG(( _l), 1ULL << 8)
105 #define ldlm_set_replay(_l) LDLM_SET_FLAG(( _l), 1ULL << 8)
106 #define ldlm_clear_replay(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 8)
108 /** Don't grant lock, just do intent. */
109 #define LDLM_FL_INTENT_ONLY 0x0000000000000200ULL // bit 9
110 #define ldlm_is_intent_only(_l) LDLM_TEST_FLAG(( _l), 1ULL << 9)
111 #define ldlm_set_intent_only(_l) LDLM_SET_FLAG(( _l), 1ULL << 9)
112 #define ldlm_clear_intent_only(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 9)
114 /** lock request has intent */
115 #define LDLM_FL_HAS_INTENT 0x0000000000001000ULL // bit 12
116 #define ldlm_is_has_intent(_l) LDLM_TEST_FLAG(( _l), 1ULL << 12)
117 #define ldlm_set_has_intent(_l) LDLM_SET_FLAG(( _l), 1ULL << 12)
118 #define ldlm_clear_has_intent(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 12)
120 /** flock deadlock detected */
121 #define LDLM_FL_FLOCK_DEADLOCK 0x0000000000008000ULL // bit 15
122 #define ldlm_is_flock_deadlock(_l) LDLM_TEST_FLAG(( _l), 1ULL << 15)
123 #define ldlm_set_flock_deadlock(_l) LDLM_SET_FLAG(( _l), 1ULL << 15)
124 #define ldlm_clear_flock_deadlock(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 15)
126 /** discard (no writeback) on cancel */
127 #define LDLM_FL_DISCARD_DATA 0x0000000000010000ULL // bit 16
128 #define ldlm_is_discard_data(_l) LDLM_TEST_FLAG(( _l), 1ULL << 16)
129 #define ldlm_set_discard_data(_l) LDLM_SET_FLAG(( _l), 1ULL << 16)
130 #define ldlm_clear_discard_data(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 16)
132 /** Blocked by group lock - wait indefinitely */
133 #define LDLM_FL_NO_TIMEOUT 0x0000000000020000ULL // bit 17
134 #define ldlm_is_no_timeout(_l) LDLM_TEST_FLAG(( _l), 1ULL << 17)
135 #define ldlm_set_no_timeout(_l) LDLM_SET_FLAG(( _l), 1ULL << 17)
136 #define ldlm_clear_no_timeout(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 17)
139 * Server told not to wait if blocked. For AGL, OST will not send glimpse
141 #define LDLM_FL_BLOCK_NOWAIT 0x0000000000040000ULL // bit 18
142 #define ldlm_is_block_nowait(_l) LDLM_TEST_FLAG(( _l), 1ULL << 18)
143 #define ldlm_set_block_nowait(_l) LDLM_SET_FLAG(( _l), 1ULL << 18)
144 #define ldlm_clear_block_nowait(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 18)
146 /** return blocking lock */
147 #define LDLM_FL_TEST_LOCK 0x0000000000080000ULL // bit 19
148 #define ldlm_is_test_lock(_l) LDLM_TEST_FLAG(( _l), 1ULL << 19)
149 #define ldlm_set_test_lock(_l) LDLM_SET_FLAG(( _l), 1ULL << 19)
150 #define ldlm_clear_test_lock(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 19)
153 * Immediatelly cancel such locks when they block some other locks. Send
154 * cancel notification to original lock holder, but expect no reply. This
155 * is for clients (like liblustre) that cannot be expected to reliably
156 * response to blocking AST. */
157 #define LDLM_FL_CANCEL_ON_BLOCK 0x0000000000800000ULL // bit 23
158 #define ldlm_is_cancel_on_block(_l) LDLM_TEST_FLAG(( _l), 1ULL << 23)
159 #define ldlm_set_cancel_on_block(_l) LDLM_SET_FLAG(( _l), 1ULL << 23)
160 #define ldlm_clear_cancel_on_block(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 23)
163 * measure lock contention and return -EUSERS if locking contention is high */
164 #define LDLM_FL_DENY_ON_CONTENTION 0x0000000040000000ULL // bit 30
165 #define ldlm_is_deny_on_contention(_l) LDLM_TEST_FLAG(( _l), 1ULL << 30)
166 #define ldlm_set_deny_on_contention(_l) LDLM_SET_FLAG(( _l), 1ULL << 30)
167 #define ldlm_clear_deny_on_contention(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 30)
170 * These are flags that are mapped into the flags and ASTs of blocking
171 * locks Add FL_DISCARD to blocking ASTs */
172 #define LDLM_FL_AST_DISCARD_DATA 0x0000000080000000ULL // bit 31
173 #define ldlm_is_ast_discard_data(_l) LDLM_TEST_FLAG(( _l), 1ULL << 31)
174 #define ldlm_set_ast_discard_data(_l) LDLM_SET_FLAG(( _l), 1ULL << 31)
175 #define ldlm_clear_ast_discard_data(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 31)
178 * Used for marking lock as a target for -EINTR while cp_ast sleep emulation
179 * + race with upcoming bl_ast. */
180 #define LDLM_FL_FAIL_LOC 0x0000000100000000ULL // bit 32
181 #define ldlm_is_fail_loc(_l) LDLM_TEST_FLAG(( _l), 1ULL << 32)
182 #define ldlm_set_fail_loc(_l) LDLM_SET_FLAG(( _l), 1ULL << 32)
183 #define ldlm_clear_fail_loc(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 32)
186 * Used while processing the unused list to know that we have already
187 * handled this lock and decided to skip it. */
188 #define LDLM_FL_SKIPPED 0x0000000200000000ULL // bit 33
189 #define ldlm_is_skipped(_l) LDLM_TEST_FLAG(( _l), 1ULL << 33)
190 #define ldlm_set_skipped(_l) LDLM_SET_FLAG(( _l), 1ULL << 33)
191 #define ldlm_clear_skipped(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 33)
193 /** this lock is being destroyed */
194 #define LDLM_FL_CBPENDING 0x0000000400000000ULL // bit 34
195 #define ldlm_is_cbpending(_l) LDLM_TEST_FLAG(( _l), 1ULL << 34)
196 #define ldlm_set_cbpending(_l) LDLM_SET_FLAG(( _l), 1ULL << 34)
197 #define ldlm_clear_cbpending(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 34)
199 /** not a real flag, not saved in lock */
200 #define LDLM_FL_WAIT_NOREPROC 0x0000000800000000ULL // bit 35
201 #define ldlm_is_wait_noreproc(_l) LDLM_TEST_FLAG(( _l), 1ULL << 35)
202 #define ldlm_set_wait_noreproc(_l) LDLM_SET_FLAG(( _l), 1ULL << 35)
203 #define ldlm_clear_wait_noreproc(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 35)
205 /** cancellation callback already run */
206 #define LDLM_FL_CANCEL 0x0000001000000000ULL // bit 36
207 #define ldlm_is_cancel(_l) LDLM_TEST_FLAG(( _l), 1ULL << 36)
208 #define ldlm_set_cancel(_l) LDLM_SET_FLAG(( _l), 1ULL << 36)
209 #define ldlm_clear_cancel(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 36)
211 /** whatever it might mean */
212 #define LDLM_FL_LOCAL_ONLY 0x0000002000000000ULL // bit 37
213 #define ldlm_is_local_only(_l) LDLM_TEST_FLAG(( _l), 1ULL << 37)
214 #define ldlm_set_local_only(_l) LDLM_SET_FLAG(( _l), 1ULL << 37)
215 #define ldlm_clear_local_only(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 37)
217 /** don't run the cancel callback under ldlm_cli_cancel_unused */
218 #define LDLM_FL_FAILED 0x0000004000000000ULL // bit 38
219 #define ldlm_is_failed(_l) LDLM_TEST_FLAG(( _l), 1ULL << 38)
220 #define ldlm_set_failed(_l) LDLM_SET_FLAG(( _l), 1ULL << 38)
221 #define ldlm_clear_failed(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 38)
223 /** lock cancel has already been sent */
224 #define LDLM_FL_CANCELING 0x0000008000000000ULL // bit 39
225 #define ldlm_is_canceling(_l) LDLM_TEST_FLAG(( _l), 1ULL << 39)
226 #define ldlm_set_canceling(_l) LDLM_SET_FLAG(( _l), 1ULL << 39)
227 #define ldlm_clear_canceling(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 39)
229 /** local lock (ie, no srv/cli split) */
230 #define LDLM_FL_LOCAL 0x0000010000000000ULL // bit 40
231 #define ldlm_is_local(_l) LDLM_TEST_FLAG(( _l), 1ULL << 40)
232 #define ldlm_set_local(_l) LDLM_SET_FLAG(( _l), 1ULL << 40)
233 #define ldlm_clear_local(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 40)
236 * XXX FIXME: This is being added to b_size as a low-risk fix to the
237 * fact that the LVB filling happens _after_ the lock has been granted,
238 * so another thread can match it before the LVB has been updated. As a
239 * dirty hack, we set LDLM_FL_LVB_READY only after we've done the LVB poop.
240 * this is only needed on LOV/OSC now, where LVB is actually used and
241 * callers must set it in input flags.
243 * The proper fix is to do the granting inside of the completion AST,
244 * which can be replaced with a LVB-aware wrapping function for OSC locks.
245 * That change is pretty high-risk, though, and would need a lot more
247 #define LDLM_FL_LVB_READY 0x0000020000000000ULL // bit 41
248 #define ldlm_is_lvb_ready(_l) LDLM_TEST_FLAG(( _l), 1ULL << 41)
249 #define ldlm_set_lvb_ready(_l) LDLM_SET_FLAG(( _l), 1ULL << 41)
250 #define ldlm_clear_lvb_ready(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 41)
253 * A lock contributes to the known minimum size (KMS) calculation until it
254 * has finished the part of its cancelation that performs write back on its
255 * dirty pages. It can remain on the granted list during this whole time.
256 * Threads racing to update the KMS after performing their writeback need
257 * to know to exclude each other's locks from the calculation as they walk
258 * the granted list. */
259 #define LDLM_FL_KMS_IGNORE 0x0000040000000000ULL // bit 42
260 #define ldlm_is_kms_ignore(_l) LDLM_TEST_FLAG(( _l), 1ULL << 42)
261 #define ldlm_set_kms_ignore(_l) LDLM_SET_FLAG(( _l), 1ULL << 42)
262 #define ldlm_clear_kms_ignore(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 42)
264 /** completion AST to be executed */
265 #define LDLM_FL_CP_REQD 0x0000080000000000ULL // bit 43
266 #define ldlm_is_cp_reqd(_l) LDLM_TEST_FLAG(( _l), 1ULL << 43)
267 #define ldlm_set_cp_reqd(_l) LDLM_SET_FLAG(( _l), 1ULL << 43)
268 #define ldlm_clear_cp_reqd(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 43)
270 /** cleanup_resource has already handled the lock */
271 #define LDLM_FL_CLEANED 0x0000100000000000ULL // bit 44
272 #define ldlm_is_cleaned(_l) LDLM_TEST_FLAG(( _l), 1ULL << 44)
273 #define ldlm_set_cleaned(_l) LDLM_SET_FLAG(( _l), 1ULL << 44)
274 #define ldlm_clear_cleaned(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 44)
277 * optimization hint: LDLM can run blocking callback from current context
278 * w/o involving separate thread. in order to decrease cs rate */
279 #define LDLM_FL_ATOMIC_CB 0x0000200000000000ULL // bit 45
280 #define ldlm_is_atomic_cb(_l) LDLM_TEST_FLAG(( _l), 1ULL << 45)
281 #define ldlm_set_atomic_cb(_l) LDLM_SET_FLAG(( _l), 1ULL << 45)
282 #define ldlm_clear_atomic_cb(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 45)
285 * It may happen that a client initiates two operations, e.g. unlink and
286 * mkdir, such that the server sends a blocking AST for conflicting locks
287 * to this client for the first operation, whereas the second operation
288 * has canceled this lock and is waiting for rpc_lock which is taken by
289 * the first operation. LDLM_FL_BL_AST is set by ldlm_callback_handler() in
290 * the lock to prevent the Early Lock Cancel (ELC) code from cancelling it.
292 * LDLM_FL_BL_DONE is to be set by ldlm_cancel_callback() when lock cache is
293 * dropped to let ldlm_callback_handler() return EINVAL to the server. It
294 * is used when ELC RPC is already prepared and is waiting for rpc_lock,
295 * too late to send a separate CANCEL RPC. */
296 #define LDLM_FL_BL_AST 0x0000400000000000ULL // bit 46
297 #define ldlm_is_bl_ast(_l) LDLM_TEST_FLAG(( _l), 1ULL << 46)
298 #define ldlm_set_bl_ast(_l) LDLM_SET_FLAG(( _l), 1ULL << 46)
299 #define ldlm_clear_bl_ast(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 46)
301 /** whatever it might mean */
302 #define LDLM_FL_BL_DONE 0x0000800000000000ULL // bit 47
303 #define ldlm_is_bl_done(_l) LDLM_TEST_FLAG(( _l), 1ULL << 47)
304 #define ldlm_set_bl_done(_l) LDLM_SET_FLAG(( _l), 1ULL << 47)
305 #define ldlm_clear_bl_done(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 47)
308 * Don't put lock into the LRU list, so that it is not canceled due
309 * to aging. Used by MGC locks, they are cancelled only at unmount or
311 #define LDLM_FL_NO_LRU 0x0001000000000000ULL // bit 48
312 #define ldlm_is_no_lru(_l) LDLM_TEST_FLAG(( _l), 1ULL << 48)
313 #define ldlm_set_no_lru(_l) LDLM_SET_FLAG(( _l), 1ULL << 48)
314 #define ldlm_clear_no_lru(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 48)
317 * Set for locks that failed and where the server has been notified.
319 * Protected by lock and resource locks. */
320 #define LDLM_FL_FAIL_NOTIFIED 0x0002000000000000ULL // bit 49
321 #define ldlm_is_fail_notified(_l) LDLM_TEST_FLAG(( _l), 1ULL << 49)
322 #define ldlm_set_fail_notified(_l) LDLM_SET_FLAG(( _l), 1ULL << 49)
323 #define ldlm_clear_fail_notified(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 49)
326 * Set for locks that were removed from class hash table and will
327 * be destroyed when last reference to them is released. Set by
328 * ldlm_lock_destroy_internal().
330 * Protected by lock and resource locks. */
331 #define LDLM_FL_DESTROYED 0x0004000000000000ULL // bit 50
332 #define ldlm_is_destroyed(_l) LDLM_TEST_FLAG(( _l), 1ULL << 50)
333 #define ldlm_set_destroyed(_l) LDLM_SET_FLAG(( _l), 1ULL << 50)
334 #define ldlm_clear_destroyed(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 50)
336 /** flag whether this is a server namespace lock */
337 #define LDLM_FL_SERVER_LOCK 0x0008000000000000ULL // bit 51
338 #define ldlm_is_server_lock(_l) LDLM_TEST_FLAG(( _l), 1ULL << 51)
339 #define ldlm_set_server_lock(_l) LDLM_SET_FLAG(( _l), 1ULL << 51)
340 #define ldlm_clear_server_lock(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 51)
343 * It's set in lock_res_and_lock() and unset in unlock_res_and_lock().
345 * NB: compared with check_res_locked(), checking this bit is cheaper.
346 * Also, spin_is_locked() is deprecated for kernel code; one reason is
347 * because it works only for SMP so user needs to add extra macros like
348 * LASSERT_SPIN_LOCKED for uniprocessor kernels. */
349 #define LDLM_FL_RES_LOCKED 0x0010000000000000ULL // bit 52
350 #define ldlm_is_res_locked(_l) LDLM_TEST_FLAG(( _l), 1ULL << 52)
351 #define ldlm_set_res_locked(_l) LDLM_SET_FLAG(( _l), 1ULL << 52)
352 #define ldlm_clear_res_locked(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 52)
355 * It's set once we call ldlm_add_waiting_lock_res_locked() to start the
356 * lock-timeout timer and it will never be reset.
358 * Protected by lock and resource locks. */
359 #define LDLM_FL_WAITED 0x0020000000000000ULL // bit 53
360 #define ldlm_is_waited(_l) LDLM_TEST_FLAG(( _l), 1ULL << 53)
361 #define ldlm_set_waited(_l) LDLM_SET_FLAG(( _l), 1ULL << 53)
362 #define ldlm_clear_waited(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 53)
364 /** Flag whether this is a server namespace lock. */
365 #define LDLM_FL_NS_SRV 0x0040000000000000ULL // bit 54
366 #define ldlm_is_ns_srv(_l) LDLM_TEST_FLAG(( _l), 1ULL << 54)
367 #define ldlm_set_ns_srv(_l) LDLM_SET_FLAG(( _l), 1ULL << 54)
368 #define ldlm_clear_ns_srv(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 54)
370 /** Flag whether this lock can be reused. Used by exclusive open. */
371 #define LDLM_FL_EXCL 0x0080000000000000ULL // bit 55
372 #define ldlm_is_excl(_l) LDLM_TEST_FLAG(( _l), 1ULL << 55)
373 #define ldlm_set_excl(_l) LDLM_SET_FLAG(( _l), 1ULL << 55)
374 #define ldlm_clear_excl(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 55)
376 /** flags returned in @flags parameter on ldlm_lock_enqueue,
377 * to be re-constructed on re-send */
378 #define LDLM_FL_SRV_ENQ_MASK (LDLM_FL_LOCK_CHANGED |\
379 LDLM_FL_BLOCKED_MASK |\
382 /** test for ldlm_lock flag bit set */
383 #define LDLM_TEST_FLAG(_l, _b) (((_l)->l_flags & (_b)) != 0)
385 /** set a ldlm_lock flag bit */
386 #define LDLM_SET_FLAG(_l, _b) ((_l)->l_flags |= (_b))
388 /** clear a ldlm_lock flag bit */
389 #define LDLM_CLEAR_FLAG(_l, _b) ((_l)->l_flags &= ~(_b))
391 /** Mask of flags inherited from parent lock when doing intents. */
392 #define LDLM_INHERIT_FLAGS LDLM_FL_INHERIT_MASK
394 /** Mask of Flags sent in AST lock_flags to map into the receiving lock. */
395 #define LDLM_AST_FLAGS LDLM_FL_AST_MASK
399 #ifdef WIRESHARK_COMPILE
400 static int hf_lustre_ldlm_fl_lock_changed = -1;
401 static int hf_lustre_ldlm_fl_block_granted = -1;
402 static int hf_lustre_ldlm_fl_block_conv = -1;
403 static int hf_lustre_ldlm_fl_block_wait = -1;
404 static int hf_lustre_ldlm_fl_ast_sent = -1;
405 static int hf_lustre_ldlm_fl_replay = -1;
406 static int hf_lustre_ldlm_fl_intent_only = -1;
407 static int hf_lustre_ldlm_fl_has_intent = -1;
408 static int hf_lustre_ldlm_fl_flock_deadlock = -1;
409 static int hf_lustre_ldlm_fl_discard_data = -1;
410 static int hf_lustre_ldlm_fl_no_timeout = -1;
411 static int hf_lustre_ldlm_fl_block_nowait = -1;
412 static int hf_lustre_ldlm_fl_test_lock = -1;
413 static int hf_lustre_ldlm_fl_cancel_on_block = -1;
414 static int hf_lustre_ldlm_fl_deny_on_contention = -1;
415 static int hf_lustre_ldlm_fl_ast_discard_data = -1;
416 static int hf_lustre_ldlm_fl_fail_loc = -1;
417 static int hf_lustre_ldlm_fl_skipped = -1;
418 static int hf_lustre_ldlm_fl_cbpending = -1;
419 static int hf_lustre_ldlm_fl_wait_noreproc = -1;
420 static int hf_lustre_ldlm_fl_cancel = -1;
421 static int hf_lustre_ldlm_fl_local_only = -1;
422 static int hf_lustre_ldlm_fl_failed = -1;
423 static int hf_lustre_ldlm_fl_canceling = -1;
424 static int hf_lustre_ldlm_fl_local = -1;
425 static int hf_lustre_ldlm_fl_lvb_ready = -1;
426 static int hf_lustre_ldlm_fl_kms_ignore = -1;
427 static int hf_lustre_ldlm_fl_cp_reqd = -1;
428 static int hf_lustre_ldlm_fl_cleaned = -1;
429 static int hf_lustre_ldlm_fl_atomic_cb = -1;
430 static int hf_lustre_ldlm_fl_bl_ast = -1;
431 static int hf_lustre_ldlm_fl_bl_done = -1;
432 static int hf_lustre_ldlm_fl_no_lru = -1;
433 static int hf_lustre_ldlm_fl_fail_notified = -1;
434 static int hf_lustre_ldlm_fl_destroyed = -1;
435 static int hf_lustre_ldlm_fl_server_lock = -1;
436 static int hf_lustre_ldlm_fl_res_locked = -1;
437 static int hf_lustre_ldlm_fl_waited = -1;
438 static int hf_lustre_ldlm_fl_ns_srv = -1;
439 static int hf_lustre_ldlm_fl_excl = -1;
441 const value_string lustre_ldlm_flags_vals[] = {
442 {LDLM_FL_LOCK_CHANGED, "LDLM_FL_LOCK_CHANGED"},
443 {LDLM_FL_BLOCK_GRANTED, "LDLM_FL_BLOCK_GRANTED"},
444 {LDLM_FL_BLOCK_CONV, "LDLM_FL_BLOCK_CONV"},
445 {LDLM_FL_BLOCK_WAIT, "LDLM_FL_BLOCK_WAIT"},
446 {LDLM_FL_AST_SENT, "LDLM_FL_AST_SENT"},
447 {LDLM_FL_REPLAY, "LDLM_FL_REPLAY"},
448 {LDLM_FL_INTENT_ONLY, "LDLM_FL_INTENT_ONLY"},
449 {LDLM_FL_HAS_INTENT, "LDLM_FL_HAS_INTENT"},
450 {LDLM_FL_FLOCK_DEADLOCK, "LDLM_FL_FLOCK_DEADLOCK"},
451 {LDLM_FL_DISCARD_DATA, "LDLM_FL_DISCARD_DATA"},
452 {LDLM_FL_NO_TIMEOUT, "LDLM_FL_NO_TIMEOUT"},
453 {LDLM_FL_BLOCK_NOWAIT, "LDLM_FL_BLOCK_NOWAIT"},
454 {LDLM_FL_TEST_LOCK, "LDLM_FL_TEST_LOCK"},
455 {LDLM_FL_CANCEL_ON_BLOCK, "LDLM_FL_CANCEL_ON_BLOCK"},
456 {LDLM_FL_DENY_ON_CONTENTION, "LDLM_FL_DENY_ON_CONTENTION"},
457 {LDLM_FL_AST_DISCARD_DATA, "LDLM_FL_AST_DISCARD_DATA"},
458 {LDLM_FL_FAIL_LOC, "LDLM_FL_FAIL_LOC"},
459 {LDLM_FL_SKIPPED, "LDLM_FL_SKIPPED"},
460 {LDLM_FL_CBPENDING, "LDLM_FL_CBPENDING"},
461 {LDLM_FL_WAIT_NOREPROC, "LDLM_FL_WAIT_NOREPROC"},
462 {LDLM_FL_CANCEL, "LDLM_FL_CANCEL"},
463 {LDLM_FL_LOCAL_ONLY, "LDLM_FL_LOCAL_ONLY"},
464 {LDLM_FL_FAILED, "LDLM_FL_FAILED"},
465 {LDLM_FL_CANCELING, "LDLM_FL_CANCELING"},
466 {LDLM_FL_LOCAL, "LDLM_FL_LOCAL"},
467 {LDLM_FL_LVB_READY, "LDLM_FL_LVB_READY"},
468 {LDLM_FL_KMS_IGNORE, "LDLM_FL_KMS_IGNORE"},
469 {LDLM_FL_CP_REQD, "LDLM_FL_CP_REQD"},
470 {LDLM_FL_CLEANED, "LDLM_FL_CLEANED"},
471 {LDLM_FL_ATOMIC_CB, "LDLM_FL_ATOMIC_CB"},
472 {LDLM_FL_BL_AST, "LDLM_FL_BL_AST"},
473 {LDLM_FL_BL_DONE, "LDLM_FL_BL_DONE"},
474 {LDLM_FL_NO_LRU, "LDLM_FL_NO_LRU"},
475 {LDLM_FL_FAIL_NOTIFIED, "LDLM_FL_FAIL_NOTIFIED"},
476 {LDLM_FL_DESTROYED, "LDLM_FL_DESTROYED"},
477 {LDLM_FL_SERVER_LOCK, "LDLM_FL_SERVER_LOCK"},
478 {LDLM_FL_RES_LOCKED, "LDLM_FL_RES_LOCKED"},
479 {LDLM_FL_WAITED, "LDLM_FL_WAITED"},
480 {LDLM_FL_NS_SRV, "LDLM_FL_NS_SRV"},
481 {LDLM_FL_EXCL, "LDLM_FL_EXCL"},
484 #endif /* WIRESHARK_COMPILE */
485 #endif /* LDLM_ALL_FLAGS_MASK */