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Searched refs:dlm (Results 1 – 36 of 36) sorted by relevance

/linux-4.1.27/fs/ocfs2/dlm/
Ddlmdomain.c156 static void dlm_unregister_domain_handlers(struct dlm_ctxt *dlm);
158 void __dlm_unhash_lockres(struct dlm_ctxt *dlm, struct dlm_lock_resource *res) in __dlm_unhash_lockres() argument
163 mlog(0, "%s: Unhash res %.*s\n", dlm->name, res->lockname.len, in __dlm_unhash_lockres()
169 void __dlm_insert_lockres(struct dlm_ctxt *dlm, struct dlm_lock_resource *res) in __dlm_insert_lockres() argument
174 assert_spin_locked(&dlm->spinlock); in __dlm_insert_lockres()
177 bucket = dlm_lockres_hash(dlm, q->hash); in __dlm_insert_lockres()
184 mlog(0, "%s: Hash res %.*s\n", dlm->name, res->lockname.len, in __dlm_insert_lockres()
188 struct dlm_lock_resource * __dlm_lookup_lockres_full(struct dlm_ctxt *dlm, in __dlm_lookup_lockres_full() argument
198 assert_spin_locked(&dlm->spinlock); in __dlm_lookup_lockres_full()
200 bucket = dlm_lockres_hash(dlm, hash); in __dlm_lookup_lockres_full()
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Ddlmrecovery.c55 static void dlm_do_local_recovery_cleanup(struct dlm_ctxt *dlm, u8 dead_node);
58 static int dlm_do_recovery(struct dlm_ctxt *dlm);
60 static int dlm_pick_recovery_master(struct dlm_ctxt *dlm);
61 static int dlm_remaster_locks(struct dlm_ctxt *dlm, u8 dead_node);
62 static int dlm_init_recovery_area(struct dlm_ctxt *dlm, u8 dead_node);
63 static int dlm_request_all_locks(struct dlm_ctxt *dlm,
65 static void dlm_destroy_recovery_area(struct dlm_ctxt *dlm, u8 dead_node);
72 static int dlm_send_mig_lockres_msg(struct dlm_ctxt *dlm,
77 static int dlm_process_recovery_data(struct dlm_ctxt *dlm,
80 static int dlm_send_finalize_reco_message(struct dlm_ctxt *dlm);
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Ddlmthread.c55 static void dlm_flush_asts(struct dlm_ctxt *dlm);
57 #define dlm_lock_is_remote(dlm, lock) ((lock)->ml.node != (dlm)->node_num) argument
124 void __dlm_lockres_calc_usage(struct dlm_ctxt *dlm, in __dlm_lockres_calc_usage() argument
127 assert_spin_locked(&dlm->spinlock); in __dlm_lockres_calc_usage()
133 dlm->name, res->lockname.len, res->lockname.name); in __dlm_lockres_calc_usage()
137 list_add_tail(&res->purge, &dlm->purge_list); in __dlm_lockres_calc_usage()
138 dlm->purge_count++; in __dlm_lockres_calc_usage()
142 dlm->name, res->lockname.len, res->lockname.name); in __dlm_lockres_calc_usage()
146 dlm->purge_count--; in __dlm_lockres_calc_usage()
150 void dlm_lockres_calc_usage(struct dlm_ctxt *dlm, in dlm_lockres_calc_usage() argument
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Ddlmmaster.c55 static void dlm_mle_node_down(struct dlm_ctxt *dlm,
59 static void dlm_mle_node_up(struct dlm_ctxt *dlm,
65 static int dlm_do_assert_master(struct dlm_ctxt *dlm,
70 static inline int dlm_mle_equal(struct dlm_ctxt *dlm, in dlm_mle_equal() argument
75 if (dlm != mle->dlm) in dlm_mle_equal()
92 struct dlm_ctxt *dlm,
98 static int dlm_find_mle(struct dlm_ctxt *dlm,
106 static int dlm_wait_for_lock_mastery(struct dlm_ctxt *dlm,
110 static int dlm_restart_lock_mastery(struct dlm_ctxt *dlm,
114 static int dlm_add_migration_mle(struct dlm_ctxt *dlm,
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Ddlmast.c51 static void dlm_update_lvb(struct dlm_ctxt *dlm, struct dlm_lock_resource *res,
53 static int dlm_should_cancel_bast(struct dlm_ctxt *dlm, struct dlm_lock *lock);
64 static int dlm_should_cancel_bast(struct dlm_ctxt *dlm, struct dlm_lock *lock) in dlm_should_cancel_bast() argument
66 assert_spin_locked(&dlm->ast_lock); in dlm_should_cancel_bast()
91 void __dlm_queue_ast(struct dlm_ctxt *dlm, struct dlm_lock *lock) in __dlm_queue_ast() argument
95 BUG_ON(!dlm); in __dlm_queue_ast()
100 assert_spin_locked(&dlm->ast_lock); in __dlm_queue_ast()
105 dlm->name, res->lockname.len, res->lockname.name, in __dlm_queue_ast()
113 dlm->name, res->lockname.len, res->lockname.name, in __dlm_queue_ast()
122 if (dlm_should_cancel_bast(dlm, lock)) { in __dlm_queue_ast()
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Ddlmdebug.c385 static int debug_purgelist_print(struct dlm_ctxt *dlm, char *buf, int len) in debug_purgelist_print() argument
392 "Dumping Purgelist for Domain: %s\n", dlm->name); in debug_purgelist_print()
394 spin_lock(&dlm->spinlock); in debug_purgelist_print()
395 list_for_each_entry(res, &dlm->purge_list, purge) { in debug_purgelist_print()
407 spin_unlock(&dlm->spinlock); in debug_purgelist_print()
416 struct dlm_ctxt *dlm = inode->i_private; in debug_purgelist_open() local
423 i_size_write(inode, debug_purgelist_print(dlm, buf, PAGE_SIZE - 1)); in debug_purgelist_open()
441 static int debug_mle_print(struct dlm_ctxt *dlm, char *buf, int len) in debug_mle_print() argument
449 "Dumping MLEs for Domain: %s\n", dlm->name); in debug_mle_print()
451 spin_lock(&dlm->master_lock); in debug_mle_print()
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Ddlmcommon.h62 struct dlm_ctxt *dlm; member
190 static inline struct hlist_head *dlm_lockres_hash(struct dlm_ctxt *dlm, unsigned i) in dlm_lockres_hash() argument
192 return dlm->lockres_hash[(i / DLM_BUCKETS_PER_PAGE) % DLM_HASH_PAGES] + (i % DLM_BUCKETS_PER_PAGE); in dlm_lockres_hash()
195 static inline struct hlist_head *dlm_master_hash(struct dlm_ctxt *dlm, in dlm_master_hash() argument
198 return dlm->master_hash[(i / DLM_BUCKETS_PER_PAGE) % DLM_HASH_PAGES] + in dlm_master_hash()
244 struct dlm_ctxt *dlm; member
254 static inline void dlm_init_work_item(struct dlm_ctxt *dlm, in dlm_init_work_item() argument
262 i->dlm = dlm; /* must have already done a dlm_grab on this! */ in dlm_init_work_item()
267 static inline void __dlm_set_joining_node(struct dlm_ctxt *dlm, in __dlm_set_joining_node() argument
270 assert_spin_locked(&dlm->spinlock); in __dlm_set_joining_node()
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Ddlmunlock.c58 static enum dlm_status dlm_get_cancel_actions(struct dlm_ctxt *dlm,
63 static enum dlm_status dlm_get_unlock_actions(struct dlm_ctxt *dlm,
69 static enum dlm_status dlm_send_remote_unlock_request(struct dlm_ctxt *dlm,
98 static enum dlm_status dlmunlock_common(struct dlm_ctxt *dlm, in dlmunlock_common() argument
114 BUG_ON(res->owner != dlm->node_num); in dlmunlock_common()
116 BUG_ON(res->owner == dlm->node_num); in dlmunlock_common()
118 spin_lock(&dlm->ast_lock); in dlmunlock_common()
122 spin_unlock(&dlm->ast_lock); in dlmunlock_common()
156 status = dlm_get_cancel_actions(dlm, res, lock, lksb, &actions); in dlmunlock_common()
158 status = dlm_get_unlock_actions(dlm, res, lock, lksb, &actions); in dlmunlock_common()
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Ddlmlock.c60 static enum dlm_status dlm_send_remote_lock_request(struct dlm_ctxt *dlm,
119 static enum dlm_status dlmlock_master(struct dlm_ctxt *dlm, in dlmlock_master() argument
133 lock->ml.node != dlm->node_num) { in dlmlock_master()
161 "node %u for reco lock\n", dlm->name, in dlmlock_master()
172 "node %u for reco lock\n", dlm->name, in dlmlock_master()
188 dlm_queue_ast(dlm, lock); in dlmlock_master()
190 dlm_lockres_release_ast(dlm, res); in dlmlock_master()
192 dlm_lockres_calc_usage(dlm, res); in dlmlock_master()
194 dlm_kick_thread(dlm, res); in dlmlock_master()
215 static enum dlm_status dlmlock_remote(struct dlm_ctxt *dlm, in dlmlock_remote() argument
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Ddlmdebug.h47 int dlm_debug_init(struct dlm_ctxt *dlm);
48 void dlm_debug_shutdown(struct dlm_ctxt *dlm);
50 int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm);
51 void dlm_destroy_debugfs_subroot(struct dlm_ctxt *dlm);
58 static inline int dlm_debug_init(struct dlm_ctxt *dlm) in dlm_debug_init() argument
62 static inline void dlm_debug_shutdown(struct dlm_ctxt *dlm) in dlm_debug_shutdown() argument
65 static inline int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm) in dlm_create_debugfs_subroot() argument
69 static inline void dlm_destroy_debugfs_subroot(struct dlm_ctxt *dlm) in dlm_destroy_debugfs_subroot() argument
Ddlmconvert.c58 static enum dlm_status __dlmconvert_master(struct dlm_ctxt *dlm,
63 static enum dlm_status dlm_send_remote_convert_request(struct dlm_ctxt *dlm,
76 enum dlm_status dlmconvert_master(struct dlm_ctxt *dlm, in dlmconvert_master() argument
89 status = __dlmconvert_master(dlm, res, lock, flags, type, in dlmconvert_master()
100 dlm_queue_ast(dlm, lock); in dlmconvert_master()
102 dlm_lockres_release_ast(dlm, res); in dlmconvert_master()
105 dlm_kick_thread(dlm, res); in dlmconvert_master()
119 static enum dlm_status __dlmconvert_master(struct dlm_ctxt *dlm, in __dlmconvert_master() argument
209 if (lock->ml.node == dlm->node_num) in __dlmconvert_master()
260 enum dlm_status dlmconvert_remote(struct dlm_ctxt *dlm, in dlmconvert_remote() argument
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Ddlmapi.h180 enum dlm_status dlmlock(struct dlm_ctxt *dlm,
190 enum dlm_status dlmunlock(struct dlm_ctxt *dlm,
203 void dlm_unregister_domain(struct dlm_ctxt *dlm);
216 void dlm_register_eviction_cb(struct dlm_ctxt *dlm,
Ddlmdomain.h31 int dlm_shutting_down(struct dlm_ctxt *dlm);
32 void dlm_fire_domain_eviction_callbacks(struct dlm_ctxt *dlm,
Ddlmconvert.h28 enum dlm_status dlmconvert_master(struct dlm_ctxt *dlm,
31 enum dlm_status dlmconvert_remote(struct dlm_ctxt *dlm,
/linux-4.1.27/fs/dlm/
DMakefile1 obj-$(CONFIG_DLM) += dlm.o
2 dlm-y := ast.o \
20 dlm-$(CONFIG_DLM_DEBUG) += debug_fs.o
DKconfig15 appear as a file in the "dlm" directory. The output is the
/linux-4.1.27/fs/ocfs2/
Dstack_o2cb.c332 struct dlm_ctxt *dlm; in o2cb_cluster_connect() local
365 dlm = dlm_register_domain(conn->cc_name, dlm_key, &fs_version); in o2cb_cluster_connect()
366 if (IS_ERR(dlm)) { in o2cb_cluster_connect()
367 rc = PTR_ERR(dlm); in o2cb_cluster_connect()
374 conn->cc_lockspace = dlm; in o2cb_cluster_connect()
376 dlm_register_eviction_cb(dlm, &priv->op_eviction_cb); in o2cb_cluster_connect()
388 struct dlm_ctxt *dlm = conn->cc_lockspace; in o2cb_cluster_disconnect() local
395 dlm_unregister_domain(dlm); in o2cb_cluster_disconnect()
DMakefile53 obj-$(CONFIG_OCFS2_FS_O2CB) += dlm/
DKconfig45 in conjunction with the DLM in fs/dlm. If you are using a
/linux-4.1.27/Documentation/filesystems/
Dgfs2.txt19 lock_dlm -- uses a distributed lock manager (dlm) for inter-node locking
20 The dlm is found at linux/fs/dlm/
34 cman has been replaced by the dlm package.
Dgfs2-glocks.txt167 of dlm lock requests issued.
208 srtt - Smoothed round trip time for non-blocking dlm requests
210 srttb - Smoothed round trip time for (potentially) blocking dlm requests
212 sirt - Smoothed inter-request time (for dlm requests)
214 dlm - Number of dlm requests made (dcnt in glstats file)
223 for the glock in question, along with some addition information on each dlm
226 status - The status of the dlm request
227 flags - The dlm request flags
/linux-4.1.27/arch/powerpc/kernel/
Dudbg_16550.c130 unsigned int dll, dlm, divisor, prescaler, speed; in udbg_probe_uart_speed() local
140 dlm = udbg_uart_in(UART_DLM); in udbg_probe_uart_speed()
141 divisor = dlm << 8 | dll; in udbg_probe_uart_speed()
/linux-4.1.27/arch/ia64/include/asm/sn/
Dioc3.h27 char dlm; /* DLAB == 1 */ member
44 #define iu_dlm u2.dlm
/linux-4.1.27/drivers/staging/lustre/lustre/ldlm/
Dldlm_request.c750 struct ldlm_request *dlm = NULL; in ldlm_prep_elc_req() local
789 dlm = req_capsule_client_get(pill, &RMF_DLM_REQ); in ldlm_prep_elc_req()
790 LASSERT(dlm); in ldlm_prep_elc_req()
795 dlm->lock_count = canceloff; in ldlm_prep_elc_req()
1130 struct ldlm_request *dlm; in ldlm_cancel_pack() local
1134 dlm = req_capsule_client_get(&req->rq_pill, &RMF_DLM_REQ); in ldlm_cancel_pack()
1135 LASSERT(dlm != NULL); in ldlm_cancel_pack()
1142 LASSERT(max >= dlm->lock_count + count); in ldlm_cancel_pack()
1153 dlm->lock_handle[dlm->lock_count++] = lock->l_remote_handle; in ldlm_cancel_pack()
/linux-4.1.27/arch/sh/include/asm/
Dsmc37c93x.h90 #define dlm ier macro
/linux-4.1.27/arch/mips/include/asm/sn/
Dioc3.h19 volatile u8 dlm; /* DLAB == 1 */ member
36 #define iu_dlm u2.dlm
/linux-4.1.27/drivers/staging/lustre/lustre/osc/
Dosc_internal.h184 int osc_dlm_lock_pageref(struct ldlm_lock *dlm);
Dosc_lock.c1591 int osc_dlm_lock_pageref(struct ldlm_lock *dlm) in osc_dlm_lock_pageref() argument
1597 olock = dlm->l_ast_data; in osc_dlm_lock_pageref()
/linux-4.1.27/fs/
DMakefile60 obj-$(CONFIG_DLM) += dlm/
DKconfig279 source "fs/dlm/Kconfig"
/linux-4.1.27/Documentation/ABI/testing/
Dsysfs-ocfs241 in conjunction with fs/dlm.
/linux-4.1.27/drivers/tty/serial/
Dpch_uart.c458 unsigned int dll, dlm, lcr; in pch_uart_hal_set_line() local
468 dlm = ((unsigned int)div >> 8) & 0x00FFU; in pch_uart_hal_set_line()
493 iowrite8(dlm, priv->membase + PCH_UART_DLM); in pch_uart_hal_set_line()
Dioc4_serial.c266 char dlm; /* DLAB == 1 */ member
282 #define i4u_dlm u2.dlm
/linux-4.1.27/include/uapi/linux/
DKbuild101 header-y += dlm.h
/linux-4.1.27/drivers/tty/serial/8250/
D8250_core.c3445 unsigned char lcr, dll, dlm; in probe_baud() local
3451 dlm = serial_port_in(port, UART_DLM); in probe_baud()
3454 quot = (dlm << 8) | dll; in probe_baud()
/linux-4.1.27/
DMAINTAINERS3254 T: git git://git.kernel.org/pub/scm/linux/kernel/git/teigland/dlm.git
3256 F: fs/dlm/