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staging/lustre/dlmlock: compress out unused space
[deliverable/linux.git] / drivers / staging / lustre / lustre / include / lustre_dlm_flags.h
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f2145eae
BK		 1/* -*- buffer-read-only: t -*- vi: set ro:
2 *
3 * DO NOT EDIT THIS FILE (lustre_dlm_flags.h)
4 *
5 * It has been AutoGen-ed
6 * From the definitions lustre_dlm_flags.def
7 * and the template file lustre_dlm_flags.tpl
8 *
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.
13 *
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.
18 *
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/>.
21 */
22/**
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.
27 *
28 * \addtogroup LDLM Lustre Distributed Lock Manager
29 * @{
30 *
31 * \name flags
32 * The flags and collections of flags (masks) for \see struct ldlm_lock.
33 * @{
34 */
35#ifndef LDLM_ALL_FLAGS_MASK
36
37/** l_flags bits marked as "all_flags" bits */
38#define LDLM_FL_ALL_FLAGS_MASK 0x007FFFFFC08F132FULL
39
40/** l_flags bits marked as "ast" bits */
41#define LDLM_FL_AST_MASK 0x0000000080000000ULL
42
43/** l_flags bits marked as "blocked" bits */
44#define LDLM_FL_BLOCKED_MASK 0x000000000000000EULL
45
46/** l_flags bits marked as "gone" bits */
47#define LDLM_FL_GONE_MASK 0x0006004000000000ULL
48
49/** l_flags bits marked as "hide_lock" bits */
50#define LDLM_FL_HIDE_LOCK_MASK 0x0000206400000000ULL
51
52/** l_flags bits marked as "inherit" bits */
53#define LDLM_FL_INHERIT_MASK 0x0000000000800000ULL
54
55/** l_flags bits marked as "local_only" bits */
56#define LDLM_FL_LOCAL_ONLY_MASK 0x007FFFFF00000000ULL
57
58/** l_flags bits marked as "on_wire" bits */
59#define LDLM_FL_ON_WIRE_MASK 0x00000000C08F132FULL
60
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)
66
67/**
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)
74
75/**
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)
82
83/**
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)
90
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)
96
97/**
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)
104
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)
110
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)
116
117/** discard (no writeback) on cancel */
118#define LDLM_FL_DISCARD_DATA 0x0000000000010000ULL // bit 16
119#define ldlm_is_discard_data(_l) LDLM_TEST_FLAG(( _l), 1ULL << 16)
120#define ldlm_set_discard_data(_l) LDLM_SET_FLAG(( _l), 1ULL << 16)
121#define ldlm_clear_discard_data(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 16)
122
123/** Blocked by group lock - wait indefinitely */
124#define LDLM_FL_NO_TIMEOUT 0x0000000000020000ULL // bit 17
125#define ldlm_is_no_timeout(_l) LDLM_TEST_FLAG(( _l), 1ULL << 17)
126#define ldlm_set_no_timeout(_l) LDLM_SET_FLAG(( _l), 1ULL << 17)
127#define ldlm_clear_no_timeout(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 17)
128
129/**
130 * Server told not to wait if blocked. For AGL, OST will not send glimpse
131 * callback. */
132#define LDLM_FL_BLOCK_NOWAIT 0x0000000000040000ULL // bit 18
133#define ldlm_is_block_nowait(_l) LDLM_TEST_FLAG(( _l), 1ULL << 18)
134#define ldlm_set_block_nowait(_l) LDLM_SET_FLAG(( _l), 1ULL << 18)
135#define ldlm_clear_block_nowait(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 18)
136
137/** return blocking lock */
138#define LDLM_FL_TEST_LOCK 0x0000000000080000ULL // bit 19
139#define ldlm_is_test_lock(_l) LDLM_TEST_FLAG(( _l), 1ULL << 19)
140#define ldlm_set_test_lock(_l) LDLM_SET_FLAG(( _l), 1ULL << 19)
141#define ldlm_clear_test_lock(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 19)
142
143/**
144 * Immediatelly cancel such locks when they block some other locks. Send
145 * cancel notification to original lock holder, but expect no reply. This
146 * is for clients (like liblustre) that cannot be expected to reliably
147 * response to blocking AST. */
148#define LDLM_FL_CANCEL_ON_BLOCK 0x0000000000800000ULL // bit 23
149#define ldlm_is_cancel_on_block(_l) LDLM_TEST_FLAG(( _l), 1ULL << 23)
150#define ldlm_set_cancel_on_block(_l) LDLM_SET_FLAG(( _l), 1ULL << 23)
151#define ldlm_clear_cancel_on_block(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 23)
152
153/**
154 * measure lock contention and return -EUSERS if locking contention is high */
155#define LDLM_FL_DENY_ON_CONTENTION 0x0000000040000000ULL // bit 30
156#define ldlm_is_deny_on_contention(_l) LDLM_TEST_FLAG(( _l), 1ULL << 30)
157#define ldlm_set_deny_on_contention(_l) LDLM_SET_FLAG(( _l), 1ULL << 30)
158#define ldlm_clear_deny_on_contention(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 30)
159
160/**
161 * These are flags that are mapped into the flags and ASTs of blocking
162 * locks Add FL_DISCARD to blocking ASTs */
163#define LDLM_FL_AST_DISCARD_DATA 0x0000000080000000ULL // bit 31
164#define ldlm_is_ast_discard_data(_l) LDLM_TEST_FLAG(( _l), 1ULL << 31)
165#define ldlm_set_ast_discard_data(_l) LDLM_SET_FLAG(( _l), 1ULL << 31)
166#define ldlm_clear_ast_discard_data(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 31)
167
168/**
169 * Used for marking lock as a target for -EINTR while cp_ast sleep emulation
170 * + race with upcoming bl_ast. */
171#define LDLM_FL_FAIL_LOC 0x0000000100000000ULL // bit 32
172#define ldlm_is_fail_loc(_l) LDLM_TEST_FLAG(( _l), 1ULL << 32)
173#define ldlm_set_fail_loc(_l) LDLM_SET_FLAG(( _l), 1ULL << 32)
174#define ldlm_clear_fail_loc(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 32)
175
176/**
177 * Used while processing the unused list to know that we have already
178 * handled this lock and decided to skip it. */
179#define LDLM_FL_SKIPPED 0x0000000200000000ULL // bit 33
180#define ldlm_is_skipped(_l) LDLM_TEST_FLAG(( _l), 1ULL << 33)
181#define ldlm_set_skipped(_l) LDLM_SET_FLAG(( _l), 1ULL << 33)
182#define ldlm_clear_skipped(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 33)
183
184/** this lock is being destroyed */
185#define LDLM_FL_CBPENDING 0x0000000400000000ULL // bit 34
186#define ldlm_is_cbpending(_l) LDLM_TEST_FLAG(( _l), 1ULL << 34)
187#define ldlm_set_cbpending(_l) LDLM_SET_FLAG(( _l), 1ULL << 34)
188#define ldlm_clear_cbpending(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 34)
189
190/** not a real flag, not saved in lock */
191#define LDLM_FL_WAIT_NOREPROC 0x0000000800000000ULL // bit 35
192#define ldlm_is_wait_noreproc(_l) LDLM_TEST_FLAG(( _l), 1ULL << 35)
193#define ldlm_set_wait_noreproc(_l) LDLM_SET_FLAG(( _l), 1ULL << 35)
194#define ldlm_clear_wait_noreproc(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 35)
195
196/** cancellation callback already run */
197#define LDLM_FL_CANCEL 0x0000001000000000ULL // bit 36
198#define ldlm_is_cancel(_l) LDLM_TEST_FLAG(( _l), 1ULL << 36)
199#define ldlm_set_cancel(_l) LDLM_SET_FLAG(( _l), 1ULL << 36)
200#define ldlm_clear_cancel(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 36)
201
202/** whatever it might mean */
203#define LDLM_FL_LOCAL_ONLY 0x0000002000000000ULL // bit 37
204#define ldlm_is_local_only(_l) LDLM_TEST_FLAG(( _l), 1ULL << 37)
205#define ldlm_set_local_only(_l) LDLM_SET_FLAG(( _l), 1ULL << 37)
206#define ldlm_clear_local_only(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 37)
207
208/** don't run the cancel callback under ldlm_cli_cancel_unused */
209#define LDLM_FL_FAILED 0x0000004000000000ULL // bit 38
210#define ldlm_is_failed(_l) LDLM_TEST_FLAG(( _l), 1ULL << 38)
211#define ldlm_set_failed(_l) LDLM_SET_FLAG(( _l), 1ULL << 38)
212#define ldlm_clear_failed(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 38)
213
214/** lock cancel has already been sent */
215#define LDLM_FL_CANCELING 0x0000008000000000ULL // bit 39
216#define ldlm_is_canceling(_l) LDLM_TEST_FLAG(( _l), 1ULL << 39)
217#define ldlm_set_canceling(_l) LDLM_SET_FLAG(( _l), 1ULL << 39)
218#define ldlm_clear_canceling(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 39)
219
220/** local lock (ie, no srv/cli split) */
221#define LDLM_FL_LOCAL 0x0000010000000000ULL // bit 40
222#define ldlm_is_local(_l) LDLM_TEST_FLAG(( _l), 1ULL << 40)
223#define ldlm_set_local(_l) LDLM_SET_FLAG(( _l), 1ULL << 40)
224#define ldlm_clear_local(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 40)
225
226/**
227 * XXX FIXME: This is being added to b_size as a low-risk fix to the
228 * fact that the LVB filling happens _after_ the lock has been granted,
229 * so another thread can match it before the LVB has been updated. As a
230 * dirty hack, we set LDLM_FL_LVB_READY only after we've done the LVB poop.
231 * this is only needed on LOV/OSC now, where LVB is actually used and
232 * callers must set it in input flags.
233 *
234 * The proper fix is to do the granting inside of the completion AST,
235 * which can be replaced with a LVB-aware wrapping function for OSC locks.
236 * That change is pretty high-risk, though, and would need a lot more
237 * testing. */
238#define LDLM_FL_LVB_READY 0x0000020000000000ULL // bit 41
239#define ldlm_is_lvb_ready(_l) LDLM_TEST_FLAG(( _l), 1ULL << 41)
240#define ldlm_set_lvb_ready(_l) LDLM_SET_FLAG(( _l), 1ULL << 41)
241#define ldlm_clear_lvb_ready(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 41)
242
243/**
244 * A lock contributes to the known minimum size (KMS) calculation until it
245 * has finished the part of its cancelation that performs write back on its
246 * dirty pages. It can remain on the granted list during this whole time.
247 * Threads racing to update the KMS after performing their writeback need
248 * to know to exclude each other's locks from the calculation as they walk
249 * the granted list. */
250#define LDLM_FL_KMS_IGNORE 0x0000040000000000ULL // bit 42
251#define ldlm_is_kms_ignore(_l) LDLM_TEST_FLAG(( _l), 1ULL << 42)
252#define ldlm_set_kms_ignore(_l) LDLM_SET_FLAG(( _l), 1ULL << 42)
253#define ldlm_clear_kms_ignore(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 42)
254
255/** completion AST to be executed */
256#define LDLM_FL_CP_REQD 0x0000080000000000ULL // bit 43
257#define ldlm_is_cp_reqd(_l) LDLM_TEST_FLAG(( _l), 1ULL << 43)
258#define ldlm_set_cp_reqd(_l) LDLM_SET_FLAG(( _l), 1ULL << 43)
259#define ldlm_clear_cp_reqd(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 43)
260
261/** cleanup_resource has already handled the lock */
262#define LDLM_FL_CLEANED 0x0000100000000000ULL // bit 44
263#define ldlm_is_cleaned(_l) LDLM_TEST_FLAG(( _l), 1ULL << 44)
264#define ldlm_set_cleaned(_l) LDLM_SET_FLAG(( _l), 1ULL << 44)
265#define ldlm_clear_cleaned(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 44)
266
267/**
268 * optimization hint: LDLM can run blocking callback from current context
269 * w/o involving separate thread. in order to decrease cs rate */
270#define LDLM_FL_ATOMIC_CB 0x0000200000000000ULL // bit 45
271#define ldlm_is_atomic_cb(_l) LDLM_TEST_FLAG(( _l), 1ULL << 45)
272#define ldlm_set_atomic_cb(_l) LDLM_SET_FLAG(( _l), 1ULL << 45)
273#define ldlm_clear_atomic_cb(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 45)
274
275/**
276 * It may happen that a client initiates two operations, e.g. unlink and
277 * mkdir, such that the server sends a blocking AST for conflicting locks
278 * to this client for the first operation, whereas the second operation
279 * has canceled this lock and is waiting for rpc_lock which is taken by
280 * the first operation. LDLM_FL_BL_AST is set by ldlm_callback_handler() in
281 * the lock to prevent the Early Lock Cancel (ELC) code from cancelling it.
282 *
283 * LDLM_FL_BL_DONE is to be set by ldlm_cancel_callback() when lock cache is
284 * dropped to let ldlm_callback_handler() return EINVAL to the server. It
285 * is used when ELC RPC is already prepared and is waiting for rpc_lock,
286 * too late to send a separate CANCEL RPC. */
287#define LDLM_FL_BL_AST 0x0000400000000000ULL // bit 46
288#define ldlm_is_bl_ast(_l) LDLM_TEST_FLAG(( _l), 1ULL << 46)
289#define ldlm_set_bl_ast(_l) LDLM_SET_FLAG(( _l), 1ULL << 46)
290#define ldlm_clear_bl_ast(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 46)
291
292/** whatever it might mean */
293#define LDLM_FL_BL_DONE 0x0000800000000000ULL // bit 47
294#define ldlm_is_bl_done(_l) LDLM_TEST_FLAG(( _l), 1ULL << 47)
295#define ldlm_set_bl_done(_l) LDLM_SET_FLAG(( _l), 1ULL << 47)
296#define ldlm_clear_bl_done(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 47)
297
298/**
299 * Don't put lock into the LRU list, so that it is not canceled due
300 * to aging. Used by MGC locks, they are cancelled only at unmount or
301 * by callback. */
302#define LDLM_FL_NO_LRU 0x0001000000000000ULL // bit 48
303#define ldlm_is_no_lru(_l) LDLM_TEST_FLAG(( _l), 1ULL << 48)
304#define ldlm_set_no_lru(_l) LDLM_SET_FLAG(( _l), 1ULL << 48)
305#define ldlm_clear_no_lru(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 48)
306
307/**
308 * Set for locks that failed and where the server has been notified.
309 *
310 * Protected by lock and resource locks. */
311#define LDLM_FL_FAIL_NOTIFIED 0x0002000000000000ULL // bit 49
312#define ldlm_is_fail_notified(_l) LDLM_TEST_FLAG(( _l), 1ULL << 49)
313#define ldlm_set_fail_notified(_l) LDLM_SET_FLAG(( _l), 1ULL << 49)
314#define ldlm_clear_fail_notified(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 49)
315
316/**
317 * Set for locks that were removed from class hash table and will
318 * be destroyed when last reference to them is released. Set by
319 * ldlm_lock_destroy_internal().
320 *
321 * Protected by lock and resource locks. */
322#define LDLM_FL_DESTROYED 0x0004000000000000ULL // bit 50
323#define ldlm_is_destroyed(_l) LDLM_TEST_FLAG(( _l), 1ULL << 50)
324#define ldlm_set_destroyed(_l) LDLM_SET_FLAG(( _l), 1ULL << 50)
325#define ldlm_clear_destroyed(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 50)
326
327/** flag whether this is a server namespace lock */
328#define LDLM_FL_SERVER_LOCK 0x0008000000000000ULL // bit 51
329#define ldlm_is_server_lock(_l) LDLM_TEST_FLAG(( _l), 1ULL << 51)
330#define ldlm_set_server_lock(_l) LDLM_SET_FLAG(( _l), 1ULL << 51)
331#define ldlm_clear_server_lock(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 51)
332
333/**
334 * It's set in lock_res_and_lock() and unset in unlock_res_and_lock().
335 *
336 * NB: compared with check_res_locked(), checking this bit is cheaper.
337 * Also, spin_is_locked() is deprecated for kernel code; one reason is
338 * because it works only for SMP so user needs to add extra macros like
339 * LASSERT_SPIN_LOCKED for uniprocessor kernels. */
340#define LDLM_FL_RES_LOCKED 0x0010000000000000ULL // bit 52
341#define ldlm_is_res_locked(_l) LDLM_TEST_FLAG(( _l), 1ULL << 52)
342#define ldlm_set_res_locked(_l) LDLM_SET_FLAG(( _l), 1ULL << 52)
343#define ldlm_clear_res_locked(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 52)
344
345/**
346 * It's set once we call ldlm_add_waiting_lock_res_locked() to start the
347 * lock-timeout timer and it will never be reset.
348 *
349 * Protected by lock and resource locks. */
350#define LDLM_FL_WAITED 0x0020000000000000ULL // bit 53
351#define ldlm_is_waited(_l) LDLM_TEST_FLAG(( _l), 1ULL << 53)
352#define ldlm_set_waited(_l) LDLM_SET_FLAG(( _l), 1ULL << 53)
353#define ldlm_clear_waited(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 53)
354
355/** Flag whether this is a server namespace lock. */
356#define LDLM_FL_NS_SRV 0x0040000000000000ULL // bit 54
357#define ldlm_is_ns_srv(_l) LDLM_TEST_FLAG(( _l), 1ULL << 54)
358#define ldlm_set_ns_srv(_l) LDLM_SET_FLAG(( _l), 1ULL << 54)
359#define ldlm_clear_ns_srv(_l) LDLM_CLEAR_FLAG((_l), 1ULL << 54)
360
361/** test for ldlm_lock flag bit set */
362#define LDLM_TEST_FLAG(_l, _b) (((_l)->l_flags & (_b)) != 0)
363
364/** set a ldlm_lock flag bit */
365#define LDLM_SET_FLAG(_l, _b) (((_l)->l_flags |= (_b))
366
367/** clear a ldlm_lock flag bit */
368#define LDLM_CLEAR_FLAG(_l, _b) (((_l)->l_flags &= ~(_b))
369
370/** Mask of flags inherited from parent lock when doing intents. */
371#define LDLM_INHERIT_FLAGS LDLM_FL_INHERIT_MASK
372
373/** Mask of Flags sent in AST lock_flags to map into the receiving lock. */
374#define LDLM_AST_FLAGS LDLM_FL_AST_MASK
375
376/** @} subgroup */
377/** @} group */
378#ifdef WIRESHARK_COMPILE
379static int hf_lustre_ldlm_fl_lock_changed = -1;
380static int hf_lustre_ldlm_fl_block_granted = -1;
381static int hf_lustre_ldlm_fl_block_conv = -1;
382static int hf_lustre_ldlm_fl_block_wait = -1;
383static int hf_lustre_ldlm_fl_ast_sent = -1;
384static int hf_lustre_ldlm_fl_replay = -1;
385static int hf_lustre_ldlm_fl_intent_only = -1;
386static int hf_lustre_ldlm_fl_has_intent = -1;
387static int hf_lustre_ldlm_fl_discard_data = -1;
388static int hf_lustre_ldlm_fl_no_timeout = -1;
389static int hf_lustre_ldlm_fl_block_nowait = -1;
390static int hf_lustre_ldlm_fl_test_lock = -1;
391static int hf_lustre_ldlm_fl_cancel_on_block = -1;
392static int hf_lustre_ldlm_fl_deny_on_contention = -1;
393static int hf_lustre_ldlm_fl_ast_discard_data = -1;
394static int hf_lustre_ldlm_fl_fail_loc = -1;
395static int hf_lustre_ldlm_fl_skipped = -1;
396static int hf_lustre_ldlm_fl_cbpending = -1;
397static int hf_lustre_ldlm_fl_wait_noreproc = -1;
398static int hf_lustre_ldlm_fl_cancel = -1;
399static int hf_lustre_ldlm_fl_local_only = -1;
400static int hf_lustre_ldlm_fl_failed = -1;
401static int hf_lustre_ldlm_fl_canceling = -1;
402static int hf_lustre_ldlm_fl_local = -1;
403static int hf_lustre_ldlm_fl_lvb_ready = -1;
404static int hf_lustre_ldlm_fl_kms_ignore = -1;
405static int hf_lustre_ldlm_fl_cp_reqd = -1;
406static int hf_lustre_ldlm_fl_cleaned = -1;
407static int hf_lustre_ldlm_fl_atomic_cb = -1;
408static int hf_lustre_ldlm_fl_bl_ast = -1;
409static int hf_lustre_ldlm_fl_bl_done = -1;
410static int hf_lustre_ldlm_fl_no_lru = -1;
411static int hf_lustre_ldlm_fl_fail_notified = -1;
412static int hf_lustre_ldlm_fl_destroyed = -1;
413static int hf_lustre_ldlm_fl_server_lock = -1;
414static int hf_lustre_ldlm_fl_res_locked = -1;
415static int hf_lustre_ldlm_fl_waited = -1;
416static int hf_lustre_ldlm_fl_ns_srv = -1;
417
418const value_string lustre_ldlm_flags_vals[] = {
419 {LDLM_FL_LOCK_CHANGED, "LDLM_FL_LOCK_CHANGED"},
420 {LDLM_FL_BLOCK_GRANTED, "LDLM_FL_BLOCK_GRANTED"},
421 {LDLM_FL_BLOCK_CONV, "LDLM_FL_BLOCK_CONV"},
422 {LDLM_FL_BLOCK_WAIT, "LDLM_FL_BLOCK_WAIT"},
423 {LDLM_FL_AST_SENT, "LDLM_FL_AST_SENT"},
424 {LDLM_FL_REPLAY, "LDLM_FL_REPLAY"},
425 {LDLM_FL_INTENT_ONLY, "LDLM_FL_INTENT_ONLY"},
426 {LDLM_FL_HAS_INTENT, "LDLM_FL_HAS_INTENT"},
427 {LDLM_FL_DISCARD_DATA, "LDLM_FL_DISCARD_DATA"},
428 {LDLM_FL_NO_TIMEOUT, "LDLM_FL_NO_TIMEOUT"},
429 {LDLM_FL_BLOCK_NOWAIT, "LDLM_FL_BLOCK_NOWAIT"},
430 {LDLM_FL_TEST_LOCK, "LDLM_FL_TEST_LOCK"},
431 {LDLM_FL_CANCEL_ON_BLOCK, "LDLM_FL_CANCEL_ON_BLOCK"},
432 {LDLM_FL_DENY_ON_CONTENTION, "LDLM_FL_DENY_ON_CONTENTION"},
433 {LDLM_FL_AST_DISCARD_DATA, "LDLM_FL_AST_DISCARD_DATA"},
434 {LDLM_FL_FAIL_LOC, "LDLM_FL_FAIL_LOC"},
435 {LDLM_FL_SKIPPED, "LDLM_FL_SKIPPED"},
436 {LDLM_FL_CBPENDING, "LDLM_FL_CBPENDING"},
437 {LDLM_FL_WAIT_NOREPROC, "LDLM_FL_WAIT_NOREPROC"},
438 {LDLM_FL_CANCEL, "LDLM_FL_CANCEL"},
439 {LDLM_FL_LOCAL_ONLY, "LDLM_FL_LOCAL_ONLY"},
440 {LDLM_FL_FAILED, "LDLM_FL_FAILED"},
441 {LDLM_FL_CANCELING, "LDLM_FL_CANCELING"},
442 {LDLM_FL_LOCAL, "LDLM_FL_LOCAL"},
443 {LDLM_FL_LVB_READY, "LDLM_FL_LVB_READY"},
444 {LDLM_FL_KMS_IGNORE, "LDLM_FL_KMS_IGNORE"},
445 {LDLM_FL_CP_REQD, "LDLM_FL_CP_REQD"},
446 {LDLM_FL_CLEANED, "LDLM_FL_CLEANED"},
447 {LDLM_FL_ATOMIC_CB, "LDLM_FL_ATOMIC_CB"},
448 {LDLM_FL_BL_AST, "LDLM_FL_BL_AST"},
449 {LDLM_FL_BL_DONE, "LDLM_FL_BL_DONE"},
450 {LDLM_FL_NO_LRU, "LDLM_FL_NO_LRU"},
451 {LDLM_FL_FAIL_NOTIFIED, "LDLM_FL_FAIL_NOTIFIED"},
452 {LDLM_FL_DESTROYED, "LDLM_FL_DESTROYED"},
453 {LDLM_FL_SERVER_LOCK, "LDLM_FL_SERVER_LOCK"},
454 {LDLM_FL_RES_LOCKED, "LDLM_FL_RES_LOCKED"},
455 {LDLM_FL_WAITED, "LDLM_FL_WAITED"},
456 {LDLM_FL_NS_SRV, "LDLM_FL_NS_SRV"},
457 { 0, NULL }
458};
459#endif /* WIRESHARK_COMPILE */
460#endif /* LDLM_ALL_FLAGS_MASK */
Linux kernel - Deliverables
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