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 /** l_flags bits marked as "ast" bits */
41 #define LDLM_FL_AST_MASK 0x0000000080008000ULL
43 /** l_flags bits marked as "blocked" bits */
44 #define LDLM_FL_BLOCKED_MASK 0x000000000000000EULL
46 /** l_flags bits marked as "gone" bits */
47 #define LDLM_FL_GONE_MASK 0x0006004000000000ULL
49 /** l_flags bits marked as "hide_lock" bits */
50 #define LDLM_FL_HIDE_LOCK_MASK 0x0000206400000000ULL
52 /** l_flags bits marked as "inherit" bits */
53 #define LDLM_FL_INHERIT_MASK 0x0000000000800000ULL
55 /** l_flags bits marked as "local_only" bits */
56 #define LDLM_FL_LOCAL_ONLY_MASK 0x00FFFFFF00000000ULL
58 /** l_flags bits marked as "on_wire" bits */
59 #define LDLM_FL_ON_WIRE_MASK 0x00000000C08F932FULL
61 /** extent, mode, or resource changed */
62 #define LDLM_FL_LOCK_CHANGED 0x0000000000000001ULL // bit 0
63 #define ldlm_is_lock_changed(_l) LDLM_TEST_FLAG(( _l), 1ULL << 0)
64 #define ldlm_set_lock_changed(_l) LDLM_SET_FLAG(( _l), 1ULL << 0)
65 #define ldlm_clear_lock_changed(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 0)
68 * Server placed lock on granted list, or a recovering client wants the
69 * lock added to the granted list, no questions asked. */
70 #define LDLM_FL_BLOCK_GRANTED 0x0000000000000002ULL // bit 1
71 #define ldlm_is_block_granted(_l) LDLM_TEST_FLAG(( _l), 1ULL << 1)
72 #define ldlm_set_block_granted(_l) LDLM_SET_FLAG(( _l), 1ULL << 1)
73 #define ldlm_clear_block_granted(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 1)
76 * Server placed lock on conv list, or a recovering client wants the lock
77 * added to the conv list, no questions asked. */
78 #define LDLM_FL_BLOCK_CONV 0x0000000000000004ULL // bit 2
79 #define ldlm_is_block_conv(_l) LDLM_TEST_FLAG(( _l), 1ULL << 2)
80 #define ldlm_set_block_conv(_l) LDLM_SET_FLAG(( _l), 1ULL << 2)
81 #define ldlm_clear_block_conv(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 2)
84 * Server placed lock on wait list, or a recovering client wants the lock
85 * added to the wait list, no questions asked. */
86 #define LDLM_FL_BLOCK_WAIT 0x0000000000000008ULL // bit 3
87 #define ldlm_is_block_wait(_l) LDLM_TEST_FLAG(( _l), 1ULL << 3)
88 #define ldlm_set_block_wait(_l) LDLM_SET_FLAG(( _l), 1ULL << 3)
89 #define ldlm_clear_block_wait(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 3)
91 /** blocking or cancel packet was queued for sending. */
92 #define LDLM_FL_AST_SENT 0x0000000000000020ULL // bit 5
93 #define ldlm_is_ast_sent(_l) LDLM_TEST_FLAG(( _l), 1ULL << 5)
94 #define ldlm_set_ast_sent(_l) LDLM_SET_FLAG(( _l), 1ULL << 5)
95 #define ldlm_clear_ast_sent(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 5)
98 * Lock is being replayed. This could probably be implied by the fact that
99 * one of BLOCK_{GRANTED,CONV,WAIT} is set, but that is pretty dangerous. */
100 #define LDLM_FL_REPLAY 0x0000000000000100ULL // bit 8
101 #define ldlm_is_replay(_l) LDLM_TEST_FLAG(( _l), 1ULL << 8)
102 #define ldlm_set_replay(_l) LDLM_SET_FLAG(( _l), 1ULL << 8)
103 #define ldlm_clear_replay(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 8)
105 /** Don't grant lock, just do intent. */
106 #define LDLM_FL_INTENT_ONLY 0x0000000000000200ULL // bit 9
107 #define ldlm_is_intent_only(_l) LDLM_TEST_FLAG(( _l), 1ULL << 9)
108 #define ldlm_set_intent_only(_l) LDLM_SET_FLAG(( _l), 1ULL << 9)
109 #define ldlm_clear_intent_only(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 9)
111 /** lock request has intent */
112 #define LDLM_FL_HAS_INTENT 0x0000000000001000ULL // bit 12
113 #define ldlm_is_has_intent(_l) LDLM_TEST_FLAG(( _l), 1ULL << 12)
114 #define ldlm_set_has_intent(_l) LDLM_SET_FLAG(( _l), 1ULL << 12)
115 #define ldlm_clear_has_intent(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 12)
117 /** flock deadlock detected */
118 #define LDLM_FL_FLOCK_DEADLOCK 0x0000000000008000ULL // bit 15
119 #define ldlm_is_flock_deadlock(_l) LDLM_TEST_FLAG(( _l), 1ULL << 15)
120 #define ldlm_set_flock_deadlock(_l) LDLM_SET_FLAG(( _l), 1ULL << 15)
121 #define ldlm_clear_flock_deadlock(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 15)
123 /** discard (no writeback) on cancel */
124 #define LDLM_FL_DISCARD_DATA 0x0000000000010000ULL // bit 16
125 #define ldlm_is_discard_data(_l) LDLM_TEST_FLAG(( _l), 1ULL << 16)
126 #define ldlm_set_discard_data(_l) LDLM_SET_FLAG(( _l), 1ULL << 16)
127 #define ldlm_clear_discard_data(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 16)
129 /** Blocked by group lock - wait indefinitely */
130 #define LDLM_FL_NO_TIMEOUT 0x0000000000020000ULL // bit 17
131 #define ldlm_is_no_timeout(_l) LDLM_TEST_FLAG(( _l), 1ULL << 17)
132 #define ldlm_set_no_timeout(_l) LDLM_SET_FLAG(( _l), 1ULL << 17)
133 #define ldlm_clear_no_timeout(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 17)
136 * Server told not to wait if blocked. For AGL, OST will not send glimpse
138 #define LDLM_FL_BLOCK_NOWAIT 0x0000000000040000ULL // bit 18
139 #define ldlm_is_block_nowait(_l) LDLM_TEST_FLAG(( _l), 1ULL << 18)
140 #define ldlm_set_block_nowait(_l) LDLM_SET_FLAG(( _l), 1ULL << 18)
141 #define ldlm_clear_block_nowait(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 18)
143 /** return blocking lock */
144 #define LDLM_FL_TEST_LOCK 0x0000000000080000ULL // bit 19
145 #define ldlm_is_test_lock(_l) LDLM_TEST_FLAG(( _l), 1ULL << 19)
146 #define ldlm_set_test_lock(_l) LDLM_SET_FLAG(( _l), 1ULL << 19)
147 #define ldlm_clear_test_lock(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 19)
150 * Immediatelly cancel such locks when they block some other locks. Send
151 * cancel notification to original lock holder, but expect no reply. This
152 * is for clients (like liblustre) that cannot be expected to reliably
153 * response to blocking AST. */
154 #define LDLM_FL_CANCEL_ON_BLOCK 0x0000000000800000ULL // bit 23
155 #define ldlm_is_cancel_on_block(_l) LDLM_TEST_FLAG(( _l), 1ULL << 23)
156 #define ldlm_set_cancel_on_block(_l) LDLM_SET_FLAG(( _l), 1ULL << 23)
157 #define ldlm_clear_cancel_on_block(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 23)
160 * measure lock contention and return -EUSERS if locking contention is high */
161 #define LDLM_FL_DENY_ON_CONTENTION 0x0000000040000000ULL // bit 30
162 #define ldlm_is_deny_on_contention(_l) LDLM_TEST_FLAG(( _l), 1ULL << 30)
163 #define ldlm_set_deny_on_contention(_l) LDLM_SET_FLAG(( _l), 1ULL << 30)
164 #define ldlm_clear_deny_on_contention(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 30)
167 * These are flags that are mapped into the flags and ASTs of blocking
168 * locks Add FL_DISCARD to blocking ASTs */
169 #define LDLM_FL_AST_DISCARD_DATA 0x0000000080000000ULL // bit 31
170 #define ldlm_is_ast_discard_data(_l) LDLM_TEST_FLAG(( _l), 1ULL << 31)
171 #define ldlm_set_ast_discard_data(_l) LDLM_SET_FLAG(( _l), 1ULL << 31)
172 #define ldlm_clear_ast_discard_data(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 31)
175 * Used for marking lock as a target for -EINTR while cp_ast sleep emulation
176 * + race with upcoming bl_ast. */
177 #define LDLM_FL_FAIL_LOC 0x0000000100000000ULL // bit 32
178 #define ldlm_is_fail_loc(_l) LDLM_TEST_FLAG(( _l), 1ULL << 32)
179 #define ldlm_set_fail_loc(_l) LDLM_SET_FLAG(( _l), 1ULL << 32)
180 #define ldlm_clear_fail_loc(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 32)
183 * Used while processing the unused list to know that we have already
184 * handled this lock and decided to skip it. */
185 #define LDLM_FL_SKIPPED 0x0000000200000000ULL // bit 33
186 #define ldlm_is_skipped(_l) LDLM_TEST_FLAG(( _l), 1ULL << 33)
187 #define ldlm_set_skipped(_l) LDLM_SET_FLAG(( _l), 1ULL << 33)
188 #define ldlm_clear_skipped(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 33)
190 /** this lock is being destroyed */
191 #define LDLM_FL_CBPENDING 0x0000000400000000ULL // bit 34
192 #define ldlm_is_cbpending(_l) LDLM_TEST_FLAG(( _l), 1ULL << 34)
193 #define ldlm_set_cbpending(_l) LDLM_SET_FLAG(( _l), 1ULL << 34)
194 #define ldlm_clear_cbpending(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 34)
196 /** not a real flag, not saved in lock */
197 #define LDLM_FL_WAIT_NOREPROC 0x0000000800000000ULL // bit 35
198 #define ldlm_is_wait_noreproc(_l) LDLM_TEST_FLAG(( _l), 1ULL << 35)
199 #define ldlm_set_wait_noreproc(_l) LDLM_SET_FLAG(( _l), 1ULL << 35)
200 #define ldlm_clear_wait_noreproc(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 35)
202 /** cancellation callback already run */
203 #define LDLM_FL_CANCEL 0x0000001000000000ULL // bit 36
204 #define ldlm_is_cancel(_l) LDLM_TEST_FLAG(( _l), 1ULL << 36)
205 #define ldlm_set_cancel(_l) LDLM_SET_FLAG(( _l), 1ULL << 36)
206 #define ldlm_clear_cancel(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 36)
208 /** whatever it might mean */
209 #define LDLM_FL_LOCAL_ONLY 0x0000002000000000ULL // bit 37
210 #define ldlm_is_local_only(_l) LDLM_TEST_FLAG(( _l), 1ULL << 37)
211 #define ldlm_set_local_only(_l) LDLM_SET_FLAG(( _l), 1ULL << 37)
212 #define ldlm_clear_local_only(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 37)
214 /** don't run the cancel callback under ldlm_cli_cancel_unused */
215 #define LDLM_FL_FAILED 0x0000004000000000ULL // bit 38
216 #define ldlm_is_failed(_l) LDLM_TEST_FLAG(( _l), 1ULL << 38)
217 #define ldlm_set_failed(_l) LDLM_SET_FLAG(( _l), 1ULL << 38)
218 #define ldlm_clear_failed(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 38)
220 /** lock cancel has already been sent */
221 #define LDLM_FL_CANCELING 0x0000008000000000ULL // bit 39
222 #define ldlm_is_canceling(_l) LDLM_TEST_FLAG(( _l), 1ULL << 39)
223 #define ldlm_set_canceling(_l) LDLM_SET_FLAG(( _l), 1ULL << 39)
224 #define ldlm_clear_canceling(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 39)
226 /** local lock (ie, no srv/cli split) */
227 #define LDLM_FL_LOCAL 0x0000010000000000ULL // bit 40
228 #define ldlm_is_local(_l) LDLM_TEST_FLAG(( _l), 1ULL << 40)
229 #define ldlm_set_local(_l) LDLM_SET_FLAG(( _l), 1ULL << 40)
230 #define ldlm_clear_local(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 40)
233 * XXX FIXME: This is being added to b_size as a low-risk fix to the
234 * fact that the LVB filling happens _after_ the lock has been granted,
235 * so another thread can match it before the LVB has been updated. As a
236 * dirty hack, we set LDLM_FL_LVB_READY only after we've done the LVB poop.
237 * this is only needed on LOV/OSC now, where LVB is actually used and
238 * callers must set it in input flags.
240 * The proper fix is to do the granting inside of the completion AST,
241 * which can be replaced with a LVB-aware wrapping function for OSC locks.
242 * That change is pretty high-risk, though, and would need a lot more
244 #define LDLM_FL_LVB_READY 0x0000020000000000ULL // bit 41
245 #define ldlm_is_lvb_ready(_l) LDLM_TEST_FLAG(( _l), 1ULL << 41)
246 #define ldlm_set_lvb_ready(_l) LDLM_SET_FLAG(( _l), 1ULL << 41)
247 #define ldlm_clear_lvb_ready(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 41)
250 * A lock contributes to the known minimum size (KMS) calculation until it
251 * has finished the part of its cancelation that performs write back on its
252 * dirty pages. It can remain on the granted list during this whole time.
253 * Threads racing to update the KMS after performing their writeback need
254 * to know to exclude each other's locks from the calculation as they walk
255 * the granted list. */
256 #define LDLM_FL_KMS_IGNORE 0x0000040000000000ULL // bit 42
257 #define ldlm_is_kms_ignore(_l) LDLM_TEST_FLAG(( _l), 1ULL << 42)
258 #define ldlm_set_kms_ignore(_l) LDLM_SET_FLAG(( _l), 1ULL << 42)
259 #define ldlm_clear_kms_ignore(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 42)
261 /** completion AST to be executed */
262 #define LDLM_FL_CP_REQD 0x0000080000000000ULL // bit 43
263 #define ldlm_is_cp_reqd(_l) LDLM_TEST_FLAG(( _l), 1ULL << 43)
264 #define ldlm_set_cp_reqd(_l) LDLM_SET_FLAG(( _l), 1ULL << 43)
265 #define ldlm_clear_cp_reqd(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 43)
267 /** cleanup_resource has already handled the lock */
268 #define LDLM_FL_CLEANED 0x0000100000000000ULL // bit 44
269 #define ldlm_is_cleaned(_l) LDLM_TEST_FLAG(( _l), 1ULL << 44)
270 #define ldlm_set_cleaned(_l) LDLM_SET_FLAG(( _l), 1ULL << 44)
271 #define ldlm_clear_cleaned(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 44)
274 * optimization hint: LDLM can run blocking callback from current context
275 * w/o involving separate thread. in order to decrease cs rate */
276 #define LDLM_FL_ATOMIC_CB 0x0000200000000000ULL // bit 45
277 #define ldlm_is_atomic_cb(_l) LDLM_TEST_FLAG(( _l), 1ULL << 45)
278 #define ldlm_set_atomic_cb(_l) LDLM_SET_FLAG(( _l), 1ULL << 45)
279 #define ldlm_clear_atomic_cb(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 45)
282 * It may happen that a client initiates two operations, e.g. unlink and
283 * mkdir, such that the server sends a blocking AST for conflicting locks
284 * to this client for the first operation, whereas the second operation
285 * has canceled this lock and is waiting for rpc_lock which is taken by
286 * the first operation. LDLM_FL_BL_AST is set by ldlm_callback_handler() in
287 * the lock to prevent the Early Lock Cancel (ELC) code from cancelling it.
289 * LDLM_FL_BL_DONE is to be set by ldlm_cancel_callback() when lock cache is
290 * dropped to let ldlm_callback_handler() return EINVAL to the server. It
291 * is used when ELC RPC is already prepared and is waiting for rpc_lock,
292 * too late to send a separate CANCEL RPC. */
293 #define LDLM_FL_BL_AST 0x0000400000000000ULL // bit 46
294 #define ldlm_is_bl_ast(_l) LDLM_TEST_FLAG(( _l), 1ULL << 46)
295 #define ldlm_set_bl_ast(_l) LDLM_SET_FLAG(( _l), 1ULL << 46)
296 #define ldlm_clear_bl_ast(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 46)
298 /** whatever it might mean */
299 #define LDLM_FL_BL_DONE 0x0000800000000000ULL // bit 47
300 #define ldlm_is_bl_done(_l) LDLM_TEST_FLAG(( _l), 1ULL << 47)
301 #define ldlm_set_bl_done(_l) LDLM_SET_FLAG(( _l), 1ULL << 47)
302 #define ldlm_clear_bl_done(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 47)
305 * Don't put lock into the LRU list, so that it is not canceled due
306 * to aging. Used by MGC locks, they are cancelled only at unmount or
308 #define LDLM_FL_NO_LRU 0x0001000000000000ULL // bit 48
309 #define ldlm_is_no_lru(_l) LDLM_TEST_FLAG(( _l), 1ULL << 48)
310 #define ldlm_set_no_lru(_l) LDLM_SET_FLAG(( _l), 1ULL << 48)
311 #define ldlm_clear_no_lru(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 48)
314 * Set for locks that failed and where the server has been notified.
316 * Protected by lock and resource locks. */
317 #define LDLM_FL_FAIL_NOTIFIED 0x0002000000000000ULL // bit 49
318 #define ldlm_is_fail_notified(_l) LDLM_TEST_FLAG(( _l), 1ULL << 49)
319 #define ldlm_set_fail_notified(_l) LDLM_SET_FLAG(( _l), 1ULL << 49)
320 #define ldlm_clear_fail_notified(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 49)
323 * Set for locks that were removed from class hash table and will
324 * be destroyed when last reference to them is released. Set by
325 * ldlm_lock_destroy_internal().
327 * Protected by lock and resource locks. */
328 #define LDLM_FL_DESTROYED 0x0004000000000000ULL // bit 50
329 #define ldlm_is_destroyed(_l) LDLM_TEST_FLAG(( _l), 1ULL << 50)
330 #define ldlm_set_destroyed(_l) LDLM_SET_FLAG(( _l), 1ULL << 50)
331 #define ldlm_clear_destroyed(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 50)
333 /** flag whether this is a server namespace lock */
334 #define LDLM_FL_SERVER_LOCK 0x0008000000000000ULL // bit 51
335 #define ldlm_is_server_lock(_l) LDLM_TEST_FLAG(( _l), 1ULL << 51)
336 #define ldlm_set_server_lock(_l) LDLM_SET_FLAG(( _l), 1ULL << 51)
337 #define ldlm_clear_server_lock(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 51)
340 * It's set in lock_res_and_lock() and unset in unlock_res_and_lock().
342 * NB: compared with check_res_locked(), checking this bit is cheaper.
343 * Also, spin_is_locked() is deprecated for kernel code; one reason is
344 * because it works only for SMP so user needs to add extra macros like
345 * LASSERT_SPIN_LOCKED for uniprocessor kernels. */
346 #define LDLM_FL_RES_LOCKED 0x0010000000000000ULL // bit 52
347 #define ldlm_is_res_locked(_l) LDLM_TEST_FLAG(( _l), 1ULL << 52)
348 #define ldlm_set_res_locked(_l) LDLM_SET_FLAG(( _l), 1ULL << 52)
349 #define ldlm_clear_res_locked(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 52)
352 * It's set once we call ldlm_add_waiting_lock_res_locked() to start the
353 * lock-timeout timer and it will never be reset.
355 * Protected by lock and resource locks. */
356 #define LDLM_FL_WAITED 0x0020000000000000ULL // bit 53
357 #define ldlm_is_waited(_l) LDLM_TEST_FLAG(( _l), 1ULL << 53)
358 #define ldlm_set_waited(_l) LDLM_SET_FLAG(( _l), 1ULL << 53)
359 #define ldlm_clear_waited(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 53)
361 /** Flag whether this is a server namespace lock. */
362 #define LDLM_FL_NS_SRV 0x0040000000000000ULL // bit 54
363 #define ldlm_is_ns_srv(_l) LDLM_TEST_FLAG(( _l), 1ULL << 54)
364 #define ldlm_set_ns_srv(_l) LDLM_SET_FLAG(( _l), 1ULL << 54)
365 #define ldlm_clear_ns_srv(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 54)
367 /** Flag whether this lock can be reused. Used by exclusive open. */
368 #define LDLM_FL_EXCL 0x0080000000000000ULL // bit 55
369 #define ldlm_is_excl(_l) LDLM_TEST_FLAG(( _l), 1ULL << 55)
370 #define ldlm_set_excl(_l) LDLM_SET_FLAG(( _l), 1ULL << 55)
371 #define ldlm_clear_excl(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 55)
373 /** test for ldlm_lock flag bit set */
374 #define LDLM_TEST_FLAG(_l, _b) (((_l)->l_flags & (_b)) != 0)
376 /** set a ldlm_lock flag bit */
377 #define LDLM_SET_FLAG(_l, _b) (((_l)->l_flags |= (_b))
379 /** clear a ldlm_lock flag bit */
380 #define LDLM_CLEAR_FLAG(_l, _b) (((_l)->l_flags &= ~(_b))
382 /** Mask of flags inherited from parent lock when doing intents. */
383 #define LDLM_INHERIT_FLAGS LDLM_FL_INHERIT_MASK
385 /** Mask of Flags sent in AST lock_flags to map into the receiving lock. */
386 #define LDLM_AST_FLAGS LDLM_FL_AST_MASK
390 #ifdef WIRESHARK_COMPILE
391 static int hf_lustre_ldlm_fl_lock_changed = -1;
392 static int hf_lustre_ldlm_fl_block_granted = -1;
393 static int hf_lustre_ldlm_fl_block_conv = -1;
394 static int hf_lustre_ldlm_fl_block_wait = -1;
395 static int hf_lustre_ldlm_fl_ast_sent = -1;
396 static int hf_lustre_ldlm_fl_replay = -1;
397 static int hf_lustre_ldlm_fl_intent_only = -1;
398 static int hf_lustre_ldlm_fl_has_intent = -1;
399 static int hf_lustre_ldlm_fl_flock_deadlock = -1;
400 static int hf_lustre_ldlm_fl_discard_data = -1;
401 static int hf_lustre_ldlm_fl_no_timeout = -1;
402 static int hf_lustre_ldlm_fl_block_nowait = -1;
403 static int hf_lustre_ldlm_fl_test_lock = -1;
404 static int hf_lustre_ldlm_fl_cancel_on_block = -1;
405 static int hf_lustre_ldlm_fl_deny_on_contention = -1;
406 static int hf_lustre_ldlm_fl_ast_discard_data = -1;
407 static int hf_lustre_ldlm_fl_fail_loc = -1;
408 static int hf_lustre_ldlm_fl_skipped = -1;
409 static int hf_lustre_ldlm_fl_cbpending = -1;
410 static int hf_lustre_ldlm_fl_wait_noreproc = -1;
411 static int hf_lustre_ldlm_fl_cancel = -1;
412 static int hf_lustre_ldlm_fl_local_only = -1;
413 static int hf_lustre_ldlm_fl_failed = -1;
414 static int hf_lustre_ldlm_fl_canceling = -1;
415 static int hf_lustre_ldlm_fl_local = -1;
416 static int hf_lustre_ldlm_fl_lvb_ready = -1;
417 static int hf_lustre_ldlm_fl_kms_ignore = -1;
418 static int hf_lustre_ldlm_fl_cp_reqd = -1;
419 static int hf_lustre_ldlm_fl_cleaned = -1;
420 static int hf_lustre_ldlm_fl_atomic_cb = -1;
421 static int hf_lustre_ldlm_fl_bl_ast = -1;
422 static int hf_lustre_ldlm_fl_bl_done = -1;
423 static int hf_lustre_ldlm_fl_no_lru = -1;
424 static int hf_lustre_ldlm_fl_fail_notified = -1;
425 static int hf_lustre_ldlm_fl_destroyed = -1;
426 static int hf_lustre_ldlm_fl_server_lock = -1;
427 static int hf_lustre_ldlm_fl_res_locked = -1;
428 static int hf_lustre_ldlm_fl_waited = -1;
429 static int hf_lustre_ldlm_fl_ns_srv = -1;
430 static int hf_lustre_ldlm_fl_excl = -1;
432 const value_string lustre_ldlm_flags_vals[] = {
433 {LDLM_FL_LOCK_CHANGED, "LDLM_FL_LOCK_CHANGED"},
434 {LDLM_FL_BLOCK_GRANTED, "LDLM_FL_BLOCK_GRANTED"},
435 {LDLM_FL_BLOCK_CONV, "LDLM_FL_BLOCK_CONV"},
436 {LDLM_FL_BLOCK_WAIT, "LDLM_FL_BLOCK_WAIT"},
437 {LDLM_FL_AST_SENT, "LDLM_FL_AST_SENT"},
438 {LDLM_FL_REPLAY, "LDLM_FL_REPLAY"},
439 {LDLM_FL_INTENT_ONLY, "LDLM_FL_INTENT_ONLY"},
440 {LDLM_FL_HAS_INTENT, "LDLM_FL_HAS_INTENT"},
441 {LDLM_FL_FLOCK_DEADLOCK, "LDLM_FL_FLOCK_DEADLOCK"},
442 {LDLM_FL_DISCARD_DATA, "LDLM_FL_DISCARD_DATA"},
443 {LDLM_FL_NO_TIMEOUT, "LDLM_FL_NO_TIMEOUT"},
444 {LDLM_FL_BLOCK_NOWAIT, "LDLM_FL_BLOCK_NOWAIT"},
445 {LDLM_FL_TEST_LOCK, "LDLM_FL_TEST_LOCK"},
446 {LDLM_FL_CANCEL_ON_BLOCK, "LDLM_FL_CANCEL_ON_BLOCK"},
447 {LDLM_FL_DENY_ON_CONTENTION, "LDLM_FL_DENY_ON_CONTENTION"},
448 {LDLM_FL_AST_DISCARD_DATA, "LDLM_FL_AST_DISCARD_DATA"},
449 {LDLM_FL_FAIL_LOC, "LDLM_FL_FAIL_LOC"},
450 {LDLM_FL_SKIPPED, "LDLM_FL_SKIPPED"},
451 {LDLM_FL_CBPENDING, "LDLM_FL_CBPENDING"},
452 {LDLM_FL_WAIT_NOREPROC, "LDLM_FL_WAIT_NOREPROC"},
453 {LDLM_FL_CANCEL, "LDLM_FL_CANCEL"},
454 {LDLM_FL_LOCAL_ONLY, "LDLM_FL_LOCAL_ONLY"},
455 {LDLM_FL_FAILED, "LDLM_FL_FAILED"},
456 {LDLM_FL_CANCELING, "LDLM_FL_CANCELING"},
457 {LDLM_FL_LOCAL, "LDLM_FL_LOCAL"},
458 {LDLM_FL_LVB_READY, "LDLM_FL_LVB_READY"},
459 {LDLM_FL_KMS_IGNORE, "LDLM_FL_KMS_IGNORE"},
460 {LDLM_FL_CP_REQD, "LDLM_FL_CP_REQD"},
461 {LDLM_FL_CLEANED, "LDLM_FL_CLEANED"},
462 {LDLM_FL_ATOMIC_CB, "LDLM_FL_ATOMIC_CB"},
463 {LDLM_FL_BL_AST, "LDLM_FL_BL_AST"},
464 {LDLM_FL_BL_DONE, "LDLM_FL_BL_DONE"},
465 {LDLM_FL_NO_LRU, "LDLM_FL_NO_LRU"},
466 {LDLM_FL_FAIL_NOTIFIED, "LDLM_FL_FAIL_NOTIFIED"},
467 {LDLM_FL_DESTROYED, "LDLM_FL_DESTROYED"},
468 {LDLM_FL_SERVER_LOCK, "LDLM_FL_SERVER_LOCK"},
469 {LDLM_FL_RES_LOCKED, "LDLM_FL_RES_LOCKED"},
470 {LDLM_FL_WAITED, "LDLM_FL_WAITED"},
471 {LDLM_FL_NS_SRV, "LDLM_FL_NS_SRV"},
472 {LDLM_FL_EXCL, "LDLM_FL_EXCL"},
475 #endif /* WIRESHARK_COMPILE */
476 #endif /* LDLM_ALL_FLAGS_MASK */