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authorJoel Becker <joel.becker@oracle.com>2008-02-01 15:14:57 -0500
committerMark Fasheh <mfasheh@suse.com>2008-04-18 11:56:03 -0400
commitbd3e76105d4478ab89951a52d1a35250d24a9f16 (patch)
tree3a024471d62491f0160031663e0db23f42be37b8 /fs/ocfs2/dlmglue.c
parent24ef1815e5e13e50196eb1ab8ddc0d783443bdf8 (diff)
ocfs2: Use global DLM_ constants in generic code.
The ocfs2 generic code should use the values in <linux/dlmconstants.h>. stackglue.c will convert them to o2dlm values. Signed-off-by: Joel Becker <joel.becker@oracle.com> Signed-off-by: Mark Fasheh <mfasheh@suse.com>
Diffstat (limited to 'fs/ocfs2/dlmglue.c')
-rw-r--r--fs/ocfs2/dlmglue.c140
1 files changed, 70 insertions, 70 deletions
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index aea3bef19171..b8ac903ef8ef 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -37,8 +37,6 @@
37#include <cluster/nodemanager.h> 37#include <cluster/nodemanager.h>
38#include <cluster/tcp.h> 38#include <cluster/tcp.h>
39 39
40#include <dlm/dlmapi.h>
41
42#define MLOG_MASK_PREFIX ML_DLM_GLUE 40#define MLOG_MASK_PREFIX ML_DLM_GLUE
43#include <cluster/masklog.h> 41#include <cluster/masklog.h>
44 42
@@ -317,7 +315,7 @@ static inline struct ocfs2_super *ocfs2_get_lockres_osb(struct ocfs2_lock_res *l
317static int ocfs2_lock_create(struct ocfs2_super *osb, 315static int ocfs2_lock_create(struct ocfs2_super *osb,
318 struct ocfs2_lock_res *lockres, 316 struct ocfs2_lock_res *lockres,
319 int level, 317 int level,
320 int dlm_flags); 318 u32 dlm_flags);
321static inline int ocfs2_may_continue_on_blocked_lock(struct ocfs2_lock_res *lockres, 319static inline int ocfs2_may_continue_on_blocked_lock(struct ocfs2_lock_res *lockres,
322 int wanted); 320 int wanted);
323static void ocfs2_cluster_unlock(struct ocfs2_super *osb, 321static void ocfs2_cluster_unlock(struct ocfs2_super *osb,
@@ -407,9 +405,9 @@ static void ocfs2_lock_res_init_common(struct ocfs2_super *osb,
407 res->l_ops = ops; 405 res->l_ops = ops;
408 res->l_priv = priv; 406 res->l_priv = priv;
409 407
410 res->l_level = LKM_IVMODE; 408 res->l_level = DLM_LOCK_IV;
411 res->l_requested = LKM_IVMODE; 409 res->l_requested = DLM_LOCK_IV;
412 res->l_blocking = LKM_IVMODE; 410 res->l_blocking = DLM_LOCK_IV;
413 res->l_action = OCFS2_AST_INVALID; 411 res->l_action = OCFS2_AST_INVALID;
414 res->l_unlock_action = OCFS2_UNLOCK_INVALID; 412 res->l_unlock_action = OCFS2_UNLOCK_INVALID;
415 413
@@ -605,10 +603,10 @@ static inline void ocfs2_inc_holders(struct ocfs2_lock_res *lockres,
605 BUG_ON(!lockres); 603 BUG_ON(!lockres);
606 604
607 switch(level) { 605 switch(level) {
608 case LKM_EXMODE: 606 case DLM_LOCK_EX:
609 lockres->l_ex_holders++; 607 lockres->l_ex_holders++;
610 break; 608 break;
611 case LKM_PRMODE: 609 case DLM_LOCK_PR:
612 lockres->l_ro_holders++; 610 lockres->l_ro_holders++;
613 break; 611 break;
614 default: 612 default:
@@ -626,11 +624,11 @@ static inline void ocfs2_dec_holders(struct ocfs2_lock_res *lockres,
626 BUG_ON(!lockres); 624 BUG_ON(!lockres);
627 625
628 switch(level) { 626 switch(level) {
629 case LKM_EXMODE: 627 case DLM_LOCK_EX:
630 BUG_ON(!lockres->l_ex_holders); 628 BUG_ON(!lockres->l_ex_holders);
631 lockres->l_ex_holders--; 629 lockres->l_ex_holders--;
632 break; 630 break;
633 case LKM_PRMODE: 631 case DLM_LOCK_PR:
634 BUG_ON(!lockres->l_ro_holders); 632 BUG_ON(!lockres->l_ro_holders);
635 lockres->l_ro_holders--; 633 lockres->l_ro_holders--;
636 break; 634 break;
@@ -645,12 +643,12 @@ static inline void ocfs2_dec_holders(struct ocfs2_lock_res *lockres,
645 * lock types are added. */ 643 * lock types are added. */
646static inline int ocfs2_highest_compat_lock_level(int level) 644static inline int ocfs2_highest_compat_lock_level(int level)
647{ 645{
648 int new_level = LKM_EXMODE; 646 int new_level = DLM_LOCK_EX;
649 647
650 if (level == LKM_EXMODE) 648 if (level == DLM_LOCK_EX)
651 new_level = LKM_NLMODE; 649 new_level = DLM_LOCK_NL;
652 else if (level == LKM_PRMODE) 650 else if (level == DLM_LOCK_PR)
653 new_level = LKM_PRMODE; 651 new_level = DLM_LOCK_PR;
654 return new_level; 652 return new_level;
655} 653}
656 654
@@ -689,12 +687,12 @@ static inline void ocfs2_generic_handle_downconvert_action(struct ocfs2_lock_res
689 BUG_ON(!(lockres->l_flags & OCFS2_LOCK_BUSY)); 687 BUG_ON(!(lockres->l_flags & OCFS2_LOCK_BUSY));
690 BUG_ON(!(lockres->l_flags & OCFS2_LOCK_ATTACHED)); 688 BUG_ON(!(lockres->l_flags & OCFS2_LOCK_ATTACHED));
691 BUG_ON(!(lockres->l_flags & OCFS2_LOCK_BLOCKED)); 689 BUG_ON(!(lockres->l_flags & OCFS2_LOCK_BLOCKED));
692 BUG_ON(lockres->l_blocking <= LKM_NLMODE); 690 BUG_ON(lockres->l_blocking <= DLM_LOCK_NL);
693 691
694 lockres->l_level = lockres->l_requested; 692 lockres->l_level = lockres->l_requested;
695 if (lockres->l_level <= 693 if (lockres->l_level <=
696 ocfs2_highest_compat_lock_level(lockres->l_blocking)) { 694 ocfs2_highest_compat_lock_level(lockres->l_blocking)) {
697 lockres->l_blocking = LKM_NLMODE; 695 lockres->l_blocking = DLM_LOCK_NL;
698 lockres_clear_flags(lockres, OCFS2_LOCK_BLOCKED); 696 lockres_clear_flags(lockres, OCFS2_LOCK_BLOCKED);
699 } 697 }
700 lockres_clear_flags(lockres, OCFS2_LOCK_BUSY); 698 lockres_clear_flags(lockres, OCFS2_LOCK_BUSY);
@@ -713,7 +711,7 @@ static inline void ocfs2_generic_handle_convert_action(struct ocfs2_lock_res *lo
713 * information is already up to data. Convert from NL to 711 * information is already up to data. Convert from NL to
714 * *anything* however should mark ourselves as needing an 712 * *anything* however should mark ourselves as needing an
715 * update */ 713 * update */
716 if (lockres->l_level == LKM_NLMODE && 714 if (lockres->l_level == DLM_LOCK_NL &&
717 lockres->l_ops->flags & LOCK_TYPE_REQUIRES_REFRESH) 715 lockres->l_ops->flags & LOCK_TYPE_REQUIRES_REFRESH)
718 lockres_or_flags(lockres, OCFS2_LOCK_NEEDS_REFRESH); 716 lockres_or_flags(lockres, OCFS2_LOCK_NEEDS_REFRESH);
719 717
@@ -730,7 +728,7 @@ static inline void ocfs2_generic_handle_attach_action(struct ocfs2_lock_res *loc
730 BUG_ON((!(lockres->l_flags & OCFS2_LOCK_BUSY))); 728 BUG_ON((!(lockres->l_flags & OCFS2_LOCK_BUSY)));
731 BUG_ON(lockres->l_flags & OCFS2_LOCK_ATTACHED); 729 BUG_ON(lockres->l_flags & OCFS2_LOCK_ATTACHED);
732 730
733 if (lockres->l_requested > LKM_NLMODE && 731 if (lockres->l_requested > DLM_LOCK_NL &&
734 !(lockres->l_flags & OCFS2_LOCK_LOCAL) && 732 !(lockres->l_flags & OCFS2_LOCK_LOCAL) &&
735 lockres->l_ops->flags & LOCK_TYPE_REQUIRES_REFRESH) 733 lockres->l_ops->flags & LOCK_TYPE_REQUIRES_REFRESH)
736 lockres_or_flags(lockres, OCFS2_LOCK_NEEDS_REFRESH); 734 lockres_or_flags(lockres, OCFS2_LOCK_NEEDS_REFRESH);
@@ -775,7 +773,7 @@ static void ocfs2_blocking_ast(void *opaque, int level)
775 int needs_downconvert; 773 int needs_downconvert;
776 unsigned long flags; 774 unsigned long flags;
777 775
778 BUG_ON(level <= LKM_NLMODE); 776 BUG_ON(level <= DLM_LOCK_NL);
779 777
780 mlog(0, "BAST fired for lockres %s, blocking %d, level %d type %s\n", 778 mlog(0, "BAST fired for lockres %s, blocking %d, level %d type %s\n",
781 lockres->l_name, level, lockres->l_level, 779 lockres->l_name, level, lockres->l_level,
@@ -866,7 +864,7 @@ static inline void ocfs2_recover_from_dlm_error(struct ocfs2_lock_res *lockres,
866static int ocfs2_lock_create(struct ocfs2_super *osb, 864static int ocfs2_lock_create(struct ocfs2_super *osb,
867 struct ocfs2_lock_res *lockres, 865 struct ocfs2_lock_res *lockres,
868 int level, 866 int level,
869 int dlm_flags) 867 u32 dlm_flags)
870{ 868{
871 int ret = 0; 869 int ret = 0;
872 enum dlm_status status = DLM_NORMAL; 870 enum dlm_status status = DLM_NORMAL;
@@ -874,7 +872,7 @@ static int ocfs2_lock_create(struct ocfs2_super *osb,
874 872
875 mlog_entry_void(); 873 mlog_entry_void();
876 874
877 mlog(0, "lock %s, level = %d, flags = %d\n", lockres->l_name, level, 875 mlog(0, "lock %s, level = %d, flags = %u\n", lockres->l_name, level,
878 dlm_flags); 876 dlm_flags);
879 877
880 spin_lock_irqsave(&lockres->l_lock, flags); 878 spin_lock_irqsave(&lockres->l_lock, flags);
@@ -1016,7 +1014,7 @@ static int ocfs2_wait_for_mask_interruptible(struct ocfs2_mask_waiter *mw,
1016static int ocfs2_cluster_lock(struct ocfs2_super *osb, 1014static int ocfs2_cluster_lock(struct ocfs2_super *osb,
1017 struct ocfs2_lock_res *lockres, 1015 struct ocfs2_lock_res *lockres,
1018 int level, 1016 int level,
1019 int lkm_flags, 1017 u32 lkm_flags,
1020 int arg_flags) 1018 int arg_flags)
1021{ 1019{
1022 struct ocfs2_mask_waiter mw; 1020 struct ocfs2_mask_waiter mw;
@@ -1030,7 +1028,7 @@ static int ocfs2_cluster_lock(struct ocfs2_super *osb,
1030 ocfs2_init_mask_waiter(&mw); 1028 ocfs2_init_mask_waiter(&mw);
1031 1029
1032 if (lockres->l_ops->flags & LOCK_TYPE_USES_LVB) 1030 if (lockres->l_ops->flags & LOCK_TYPE_USES_LVB)
1033 lkm_flags |= LKM_VALBLK; 1031 lkm_flags |= DLM_LKF_VALBLK;
1034 1032
1035again: 1033again:
1036 wait = 0; 1034 wait = 0;
@@ -1074,18 +1072,18 @@ again:
1074 1072
1075 if (!(lockres->l_flags & OCFS2_LOCK_ATTACHED)) { 1073 if (!(lockres->l_flags & OCFS2_LOCK_ATTACHED)) {
1076 lockres->l_action = OCFS2_AST_ATTACH; 1074 lockres->l_action = OCFS2_AST_ATTACH;
1077 lkm_flags &= ~LKM_CONVERT; 1075 lkm_flags &= ~DLM_LKF_CONVERT;
1078 } else { 1076 } else {
1079 lockres->l_action = OCFS2_AST_CONVERT; 1077 lockres->l_action = OCFS2_AST_CONVERT;
1080 lkm_flags |= LKM_CONVERT; 1078 lkm_flags |= DLM_LKF_CONVERT;
1081 } 1079 }
1082 1080
1083 lockres->l_requested = level; 1081 lockres->l_requested = level;
1084 lockres_or_flags(lockres, OCFS2_LOCK_BUSY); 1082 lockres_or_flags(lockres, OCFS2_LOCK_BUSY);
1085 spin_unlock_irqrestore(&lockres->l_lock, flags); 1083 spin_unlock_irqrestore(&lockres->l_lock, flags);
1086 1084
1087 BUG_ON(level == LKM_IVMODE); 1085 BUG_ON(level == DLM_LOCK_IV);
1088 BUG_ON(level == LKM_NLMODE); 1086 BUG_ON(level == DLM_LOCK_NL);
1089 1087
1090 mlog(0, "lock %s, convert from %d to level = %d\n", 1088 mlog(0, "lock %s, convert from %d to level = %d\n",
1091 lockres->l_name, lockres->l_level, level); 1089 lockres->l_name, lockres->l_level, level);
@@ -1099,7 +1097,7 @@ again:
1099 OCFS2_LOCK_ID_MAX_LEN - 1, 1097 OCFS2_LOCK_ID_MAX_LEN - 1,
1100 lockres); 1098 lockres);
1101 if (status != DLM_NORMAL) { 1099 if (status != DLM_NORMAL) {
1102 if ((lkm_flags & LKM_NOQUEUE) && 1100 if ((lkm_flags & DLM_LKF_NOQUEUE) &&
1103 (status == DLM_NOTQUEUED)) 1101 (status == DLM_NOTQUEUED))
1104 ret = -EAGAIN; 1102 ret = -EAGAIN;
1105 else { 1103 else {
@@ -1175,9 +1173,9 @@ static int ocfs2_create_new_lock(struct ocfs2_super *osb,
1175 int ex, 1173 int ex,
1176 int local) 1174 int local)
1177{ 1175{
1178 int level = ex ? LKM_EXMODE : LKM_PRMODE; 1176 int level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
1179 unsigned long flags; 1177 unsigned long flags;
1180 int lkm_flags = local ? LKM_LOCAL : 0; 1178 u32 lkm_flags = local ? DLM_LKF_LOCAL : 0;
1181 1179
1182 spin_lock_irqsave(&lockres->l_lock, flags); 1180 spin_lock_irqsave(&lockres->l_lock, flags);
1183 BUG_ON(lockres->l_flags & OCFS2_LOCK_ATTACHED); 1181 BUG_ON(lockres->l_flags & OCFS2_LOCK_ATTACHED);
@@ -1220,7 +1218,7 @@ int ocfs2_create_new_inode_locks(struct inode *inode)
1220 } 1218 }
1221 1219
1222 /* 1220 /*
1223 * We don't want to use LKM_LOCAL on a meta data lock as they 1221 * We don't want to use DLM_LKF_LOCAL on a meta data lock as they
1224 * don't use a generation in their lock names. 1222 * don't use a generation in their lock names.
1225 */ 1223 */
1226 ret = ocfs2_create_new_lock(osb, &OCFS2_I(inode)->ip_inode_lockres, 1, 0); 1224 ret = ocfs2_create_new_lock(osb, &OCFS2_I(inode)->ip_inode_lockres, 1, 0);
@@ -1259,7 +1257,7 @@ int ocfs2_rw_lock(struct inode *inode, int write)
1259 1257
1260 lockres = &OCFS2_I(inode)->ip_rw_lockres; 1258 lockres = &OCFS2_I(inode)->ip_rw_lockres;
1261 1259
1262 level = write ? LKM_EXMODE : LKM_PRMODE; 1260 level = write ? DLM_LOCK_EX : DLM_LOCK_PR;
1263 1261
1264 status = ocfs2_cluster_lock(OCFS2_SB(inode->i_sb), lockres, level, 0, 1262 status = ocfs2_cluster_lock(OCFS2_SB(inode->i_sb), lockres, level, 0,
1265 0); 1263 0);
@@ -1272,7 +1270,7 @@ int ocfs2_rw_lock(struct inode *inode, int write)
1272 1270
1273void ocfs2_rw_unlock(struct inode *inode, int write) 1271void ocfs2_rw_unlock(struct inode *inode, int write)
1274{ 1272{
1275 int level = write ? LKM_EXMODE : LKM_PRMODE; 1273 int level = write ? DLM_LOCK_EX : DLM_LOCK_PR;
1276 struct ocfs2_lock_res *lockres = &OCFS2_I(inode)->ip_rw_lockres; 1274 struct ocfs2_lock_res *lockres = &OCFS2_I(inode)->ip_rw_lockres;
1277 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); 1275 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
1278 1276
@@ -1310,7 +1308,7 @@ int ocfs2_open_lock(struct inode *inode)
1310 lockres = &OCFS2_I(inode)->ip_open_lockres; 1308 lockres = &OCFS2_I(inode)->ip_open_lockres;
1311 1309
1312 status = ocfs2_cluster_lock(OCFS2_SB(inode->i_sb), lockres, 1310 status = ocfs2_cluster_lock(OCFS2_SB(inode->i_sb), lockres,
1313 LKM_PRMODE, 0, 0); 1311 DLM_LOCK_PR, 0, 0);
1314 if (status < 0) 1312 if (status < 0)
1315 mlog_errno(status); 1313 mlog_errno(status);
1316 1314
@@ -1338,16 +1336,16 @@ int ocfs2_try_open_lock(struct inode *inode, int write)
1338 1336
1339 lockres = &OCFS2_I(inode)->ip_open_lockres; 1337 lockres = &OCFS2_I(inode)->ip_open_lockres;
1340 1338
1341 level = write ? LKM_EXMODE : LKM_PRMODE; 1339 level = write ? DLM_LOCK_EX : DLM_LOCK_PR;
1342 1340
1343 /* 1341 /*
1344 * The file system may already holding a PRMODE/EXMODE open lock. 1342 * The file system may already holding a PRMODE/EXMODE open lock.
1345 * Since we pass LKM_NOQUEUE, the request won't block waiting on 1343 * Since we pass DLM_LKF_NOQUEUE, the request won't block waiting on
1346 * other nodes and the -EAGAIN will indicate to the caller that 1344 * other nodes and the -EAGAIN will indicate to the caller that
1347 * this inode is still in use. 1345 * this inode is still in use.
1348 */ 1346 */
1349 status = ocfs2_cluster_lock(OCFS2_SB(inode->i_sb), lockres, 1347 status = ocfs2_cluster_lock(OCFS2_SB(inode->i_sb), lockres,
1350 level, LKM_NOQUEUE, 0); 1348 level, DLM_LKF_NOQUEUE, 0);
1351 1349
1352out: 1350out:
1353 mlog_exit(status); 1351 mlog_exit(status);
@@ -1372,10 +1370,10 @@ void ocfs2_open_unlock(struct inode *inode)
1372 1370
1373 if(lockres->l_ro_holders) 1371 if(lockres->l_ro_holders)
1374 ocfs2_cluster_unlock(OCFS2_SB(inode->i_sb), lockres, 1372 ocfs2_cluster_unlock(OCFS2_SB(inode->i_sb), lockres,
1375 LKM_PRMODE); 1373 DLM_LOCK_PR);
1376 if(lockres->l_ex_holders) 1374 if(lockres->l_ex_holders)
1377 ocfs2_cluster_unlock(OCFS2_SB(inode->i_sb), lockres, 1375 ocfs2_cluster_unlock(OCFS2_SB(inode->i_sb), lockres,
1378 LKM_EXMODE); 1376 DLM_LOCK_EX);
1379 1377
1380out: 1378out:
1381 mlog_exit_void(); 1379 mlog_exit_void();
@@ -1462,7 +1460,7 @@ int ocfs2_file_lock(struct file *file, int ex, int trylock)
1462 ocfs2_init_mask_waiter(&mw); 1460 ocfs2_init_mask_waiter(&mw);
1463 1461
1464 if ((lockres->l_flags & OCFS2_LOCK_BUSY) || 1462 if ((lockres->l_flags & OCFS2_LOCK_BUSY) ||
1465 (lockres->l_level > LKM_NLMODE)) { 1463 (lockres->l_level > DLM_LOCK_NL)) {
1466 mlog(ML_ERROR, 1464 mlog(ML_ERROR,
1467 "File lock \"%s\" has busy or locked state: flags: 0x%lx, " 1465 "File lock \"%s\" has busy or locked state: flags: 0x%lx, "
1468 "level: %u\n", lockres->l_name, lockres->l_flags, 1466 "level: %u\n", lockres->l_name, lockres->l_flags,
@@ -1570,7 +1568,7 @@ void ocfs2_file_unlock(struct file *file)
1570 * Fake a blocking ast for the downconvert code. 1568 * Fake a blocking ast for the downconvert code.
1571 */ 1569 */
1572 lockres_or_flags(lockres, OCFS2_LOCK_BLOCKED); 1570 lockres_or_flags(lockres, OCFS2_LOCK_BLOCKED);
1573 lockres->l_blocking = LKM_EXMODE; 1571 lockres->l_blocking = DLM_LOCK_EX;
1574 1572
1575 ocfs2_prepare_downconvert(lockres, LKM_NLMODE); 1573 ocfs2_prepare_downconvert(lockres, LKM_NLMODE);
1576 lockres_add_mask_waiter(lockres, &mw, OCFS2_LOCK_BUSY, 0); 1574 lockres_add_mask_waiter(lockres, &mw, OCFS2_LOCK_BUSY, 0);
@@ -1599,11 +1597,11 @@ static void ocfs2_downconvert_on_unlock(struct ocfs2_super *osb,
1599 * condition. */ 1597 * condition. */
1600 if (lockres->l_flags & OCFS2_LOCK_BLOCKED) { 1598 if (lockres->l_flags & OCFS2_LOCK_BLOCKED) {
1601 switch(lockres->l_blocking) { 1599 switch(lockres->l_blocking) {
1602 case LKM_EXMODE: 1600 case DLM_LOCK_EX:
1603 if (!lockres->l_ex_holders && !lockres->l_ro_holders) 1601 if (!lockres->l_ex_holders && !lockres->l_ro_holders)
1604 kick = 1; 1602 kick = 1;
1605 break; 1603 break;
1606 case LKM_PRMODE: 1604 case DLM_LOCK_PR:
1607 if (!lockres->l_ex_holders) 1605 if (!lockres->l_ex_holders)
1608 kick = 1; 1606 kick = 1;
1609 break; 1607 break;
@@ -1921,7 +1919,8 @@ int ocfs2_inode_lock_full(struct inode *inode,
1921 int ex, 1919 int ex,
1922 int arg_flags) 1920 int arg_flags)
1923{ 1921{
1924 int status, level, dlm_flags, acquired; 1922 int status, level, acquired;
1923 u32 dlm_flags;
1925 struct ocfs2_lock_res *lockres = NULL; 1924 struct ocfs2_lock_res *lockres = NULL;
1926 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); 1925 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
1927 struct buffer_head *local_bh = NULL; 1926 struct buffer_head *local_bh = NULL;
@@ -1951,10 +1950,10 @@ int ocfs2_inode_lock_full(struct inode *inode,
1951 ocfs2_wait_for_recovery(osb); 1950 ocfs2_wait_for_recovery(osb);
1952 1951
1953 lockres = &OCFS2_I(inode)->ip_inode_lockres; 1952 lockres = &OCFS2_I(inode)->ip_inode_lockres;
1954 level = ex ? LKM_EXMODE : LKM_PRMODE; 1953 level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
1955 dlm_flags = 0; 1954 dlm_flags = 0;
1956 if (arg_flags & OCFS2_META_LOCK_NOQUEUE) 1955 if (arg_flags & OCFS2_META_LOCK_NOQUEUE)
1957 dlm_flags |= LKM_NOQUEUE; 1956 dlm_flags |= DLM_LKF_NOQUEUE;
1958 1957
1959 status = ocfs2_cluster_lock(osb, lockres, level, dlm_flags, arg_flags); 1958 status = ocfs2_cluster_lock(osb, lockres, level, dlm_flags, arg_flags);
1960 if (status < 0) { 1959 if (status < 0) {
@@ -2105,7 +2104,7 @@ int ocfs2_inode_lock_atime(struct inode *inode,
2105void ocfs2_inode_unlock(struct inode *inode, 2104void ocfs2_inode_unlock(struct inode *inode,
2106 int ex) 2105 int ex)
2107{ 2106{
2108 int level = ex ? LKM_EXMODE : LKM_PRMODE; 2107 int level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
2109 struct ocfs2_lock_res *lockres = &OCFS2_I(inode)->ip_inode_lockres; 2108 struct ocfs2_lock_res *lockres = &OCFS2_I(inode)->ip_inode_lockres;
2110 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); 2109 struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
2111 2110
@@ -2126,7 +2125,7 @@ int ocfs2_super_lock(struct ocfs2_super *osb,
2126 int ex) 2125 int ex)
2127{ 2126{
2128 int status = 0; 2127 int status = 0;
2129 int level = ex ? LKM_EXMODE : LKM_PRMODE; 2128 int level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
2130 struct ocfs2_lock_res *lockres = &osb->osb_super_lockres; 2129 struct ocfs2_lock_res *lockres = &osb->osb_super_lockres;
2131 2130
2132 mlog_entry_void(); 2131 mlog_entry_void();
@@ -2168,7 +2167,7 @@ bail:
2168void ocfs2_super_unlock(struct ocfs2_super *osb, 2167void ocfs2_super_unlock(struct ocfs2_super *osb,
2169 int ex) 2168 int ex)
2170{ 2169{
2171 int level = ex ? LKM_EXMODE : LKM_PRMODE; 2170 int level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
2172 struct ocfs2_lock_res *lockres = &osb->osb_super_lockres; 2171 struct ocfs2_lock_res *lockres = &osb->osb_super_lockres;
2173 2172
2174 if (!ocfs2_mount_local(osb)) 2173 if (!ocfs2_mount_local(osb))
@@ -2186,7 +2185,7 @@ int ocfs2_rename_lock(struct ocfs2_super *osb)
2186 if (ocfs2_mount_local(osb)) 2185 if (ocfs2_mount_local(osb))
2187 return 0; 2186 return 0;
2188 2187
2189 status = ocfs2_cluster_lock(osb, lockres, LKM_EXMODE, 0, 0); 2188 status = ocfs2_cluster_lock(osb, lockres, DLM_LOCK_EX, 0, 0);
2190 if (status < 0) 2189 if (status < 0)
2191 mlog_errno(status); 2190 mlog_errno(status);
2192 2191
@@ -2198,13 +2197,13 @@ void ocfs2_rename_unlock(struct ocfs2_super *osb)
2198 struct ocfs2_lock_res *lockres = &osb->osb_rename_lockres; 2197 struct ocfs2_lock_res *lockres = &osb->osb_rename_lockres;
2199 2198
2200 if (!ocfs2_mount_local(osb)) 2199 if (!ocfs2_mount_local(osb))
2201 ocfs2_cluster_unlock(osb, lockres, LKM_EXMODE); 2200 ocfs2_cluster_unlock(osb, lockres, DLM_LOCK_EX);
2202} 2201}
2203 2202
2204int ocfs2_dentry_lock(struct dentry *dentry, int ex) 2203int ocfs2_dentry_lock(struct dentry *dentry, int ex)
2205{ 2204{
2206 int ret; 2205 int ret;
2207 int level = ex ? LKM_EXMODE : LKM_PRMODE; 2206 int level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
2208 struct ocfs2_dentry_lock *dl = dentry->d_fsdata; 2207 struct ocfs2_dentry_lock *dl = dentry->d_fsdata;
2209 struct ocfs2_super *osb = OCFS2_SB(dentry->d_sb); 2208 struct ocfs2_super *osb = OCFS2_SB(dentry->d_sb);
2210 2209
@@ -2225,7 +2224,7 @@ int ocfs2_dentry_lock(struct dentry *dentry, int ex)
2225 2224
2226void ocfs2_dentry_unlock(struct dentry *dentry, int ex) 2225void ocfs2_dentry_unlock(struct dentry *dentry, int ex)
2227{ 2226{
2228 int level = ex ? LKM_EXMODE : LKM_PRMODE; 2227 int level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
2229 struct ocfs2_dentry_lock *dl = dentry->d_fsdata; 2228 struct ocfs2_dentry_lock *dl = dentry->d_fsdata;
2230 struct ocfs2_super *osb = OCFS2_SB(dentry->d_sb); 2229 struct ocfs2_super *osb = OCFS2_SB(dentry->d_sb);
2231 2230
@@ -2614,7 +2613,7 @@ static void ocfs2_unlock_ast(void *opaque, enum dlm_status status)
2614 lockres->l_action = OCFS2_AST_INVALID; 2613 lockres->l_action = OCFS2_AST_INVALID;
2615 break; 2614 break;
2616 case OCFS2_UNLOCK_DROP_LOCK: 2615 case OCFS2_UNLOCK_DROP_LOCK:
2617 lockres->l_level = LKM_IVMODE; 2616 lockres->l_level = DLM_LOCK_IV;
2618 break; 2617 break;
2619 default: 2618 default:
2620 BUG(); 2619 BUG();
@@ -2635,14 +2634,14 @@ static int ocfs2_drop_lock(struct ocfs2_super *osb,
2635{ 2634{
2636 enum dlm_status status; 2635 enum dlm_status status;
2637 unsigned long flags; 2636 unsigned long flags;
2638 int lkm_flags = 0; 2637 u32 lkm_flags = 0;
2639 2638
2640 /* We didn't get anywhere near actually using this lockres. */ 2639 /* We didn't get anywhere near actually using this lockres. */
2641 if (!(lockres->l_flags & OCFS2_LOCK_INITIALIZED)) 2640 if (!(lockres->l_flags & OCFS2_LOCK_INITIALIZED))
2642 goto out; 2641 goto out;
2643 2642
2644 if (lockres->l_ops->flags & LOCK_TYPE_USES_LVB) 2643 if (lockres->l_ops->flags & LOCK_TYPE_USES_LVB)
2645 lkm_flags |= LKM_VALBLK; 2644 lkm_flags |= DLM_LKF_VALBLK;
2646 2645
2647 spin_lock_irqsave(&lockres->l_lock, flags); 2646 spin_lock_irqsave(&lockres->l_lock, flags);
2648 2647
@@ -2668,7 +2667,7 @@ static int ocfs2_drop_lock(struct ocfs2_super *osb,
2668 2667
2669 if (lockres->l_ops->flags & LOCK_TYPE_USES_LVB) { 2668 if (lockres->l_ops->flags & LOCK_TYPE_USES_LVB) {
2670 if (lockres->l_flags & OCFS2_LOCK_ATTACHED && 2669 if (lockres->l_flags & OCFS2_LOCK_ATTACHED &&
2671 lockres->l_level == LKM_EXMODE && 2670 lockres->l_level == DLM_LOCK_EX &&
2672 !(lockres->l_flags & OCFS2_LOCK_NEEDS_REFRESH)) 2671 !(lockres->l_flags & OCFS2_LOCK_NEEDS_REFRESH))
2673 lockres->l_ops->set_lvb(lockres); 2672 lockres->l_ops->set_lvb(lockres);
2674 } 2673 }
@@ -2801,10 +2800,10 @@ static void ocfs2_prepare_downconvert(struct ocfs2_lock_res *lockres,
2801{ 2800{
2802 assert_spin_locked(&lockres->l_lock); 2801 assert_spin_locked(&lockres->l_lock);
2803 2802
2804 BUG_ON(lockres->l_blocking <= LKM_NLMODE); 2803 BUG_ON(lockres->l_blocking <= DLM_LOCK_NL);
2805 2804
2806 if (lockres->l_level <= new_level) { 2805 if (lockres->l_level <= new_level) {
2807 mlog(ML_ERROR, "lockres->l_level (%u) <= new_level (%u)\n", 2806 mlog(ML_ERROR, "lockres->l_level (%d) <= new_level (%d)\n",
2808 lockres->l_level, new_level); 2807 lockres->l_level, new_level);
2809 BUG(); 2808 BUG();
2810 } 2809 }
@@ -2822,13 +2821,14 @@ static int ocfs2_downconvert_lock(struct ocfs2_super *osb,
2822 int new_level, 2821 int new_level,
2823 int lvb) 2822 int lvb)
2824{ 2823{
2825 int ret, dlm_flags = LKM_CONVERT; 2824 int ret;
2825 u32 dlm_flags = DLM_LKF_CONVERT;
2826 enum dlm_status status; 2826 enum dlm_status status;
2827 2827
2828 mlog_entry_void(); 2828 mlog_entry_void();
2829 2829
2830 if (lvb) 2830 if (lvb)
2831 dlm_flags |= LKM_VALBLK; 2831 dlm_flags |= DLM_LKF_VALBLK;
2832 2832
2833 status = ocfs2_dlm_lock(osb->dlm, 2833 status = ocfs2_dlm_lock(osb->dlm,
2834 new_level, 2834 new_level,
@@ -2894,7 +2894,7 @@ static int ocfs2_cancel_convert(struct ocfs2_super *osb,
2894 ret = 0; 2894 ret = 0;
2895 status = ocfs2_dlm_unlock(osb->dlm, 2895 status = ocfs2_dlm_unlock(osb->dlm,
2896 &lockres->l_lksb, 2896 &lockres->l_lksb,
2897 LKM_CANCEL, 2897 DLM_LKF_CANCEL,
2898 lockres); 2898 lockres);
2899 if (status != DLM_NORMAL) { 2899 if (status != DLM_NORMAL) {
2900 ocfs2_log_dlm_error("ocfs2_dlm_unlock", status, lockres); 2900 ocfs2_log_dlm_error("ocfs2_dlm_unlock", status, lockres);
@@ -2939,13 +2939,13 @@ recheck:
2939 2939
2940 /* if we're blocking an exclusive and we have *any* holders, 2940 /* if we're blocking an exclusive and we have *any* holders,
2941 * then requeue. */ 2941 * then requeue. */
2942 if ((lockres->l_blocking == LKM_EXMODE) 2942 if ((lockres->l_blocking == DLM_LOCK_EX)
2943 && (lockres->l_ex_holders || lockres->l_ro_holders)) 2943 && (lockres->l_ex_holders || lockres->l_ro_holders))
2944 goto leave_requeue; 2944 goto leave_requeue;
2945 2945
2946 /* If it's a PR we're blocking, then only 2946 /* If it's a PR we're blocking, then only
2947 * requeue if we've got any EX holders */ 2947 * requeue if we've got any EX holders */
2948 if (lockres->l_blocking == LKM_PRMODE && 2948 if (lockres->l_blocking == DLM_LOCK_PR &&
2949 lockres->l_ex_holders) 2949 lockres->l_ex_holders)
2950 goto leave_requeue; 2950 goto leave_requeue;
2951 2951
@@ -2992,7 +2992,7 @@ downconvert:
2992 ctl->requeue = 0; 2992 ctl->requeue = 0;
2993 2993
2994 if (lockres->l_ops->flags & LOCK_TYPE_USES_LVB) { 2994 if (lockres->l_ops->flags & LOCK_TYPE_USES_LVB) {
2995 if (lockres->l_level == LKM_EXMODE) 2995 if (lockres->l_level == DLM_LOCK_EX)
2996 set_lvb = 1; 2996 set_lvb = 1;
2997 2997
2998 /* 2998 /*
@@ -3046,7 +3046,7 @@ static int ocfs2_data_convert_worker(struct ocfs2_lock_res *lockres,
3046 (unsigned long long)OCFS2_I(inode)->ip_blkno); 3046 (unsigned long long)OCFS2_I(inode)->ip_blkno);
3047 } 3047 }
3048 sync_mapping_buffers(mapping); 3048 sync_mapping_buffers(mapping);
3049 if (blocking == LKM_EXMODE) { 3049 if (blocking == DLM_LOCK_EX) {
3050 truncate_inode_pages(mapping, 0); 3050 truncate_inode_pages(mapping, 0);
3051 } else { 3051 } else {
3052 /* We only need to wait on the I/O if we're not also 3052 /* We only need to wait on the I/O if we're not also
@@ -3067,8 +3067,8 @@ static int ocfs2_check_meta_downconvert(struct ocfs2_lock_res *lockres,
3067 struct inode *inode = ocfs2_lock_res_inode(lockres); 3067 struct inode *inode = ocfs2_lock_res_inode(lockres);
3068 int checkpointed = ocfs2_inode_fully_checkpointed(inode); 3068 int checkpointed = ocfs2_inode_fully_checkpointed(inode);
3069 3069
3070 BUG_ON(new_level != LKM_NLMODE && new_level != LKM_PRMODE); 3070 BUG_ON(new_level != DLM_LOCK_NL && new_level != DLM_LOCK_PR);
3071 BUG_ON(lockres->l_level != LKM_EXMODE && !checkpointed); 3071 BUG_ON(lockres->l_level != DLM_LOCK_EX && !checkpointed);
3072 3072
3073 if (checkpointed) 3073 if (checkpointed)
3074 return 1; 3074 return 1;
@@ -3132,7 +3132,7 @@ static int ocfs2_dentry_convert_worker(struct ocfs2_lock_res *lockres,
3132 * valid. The downconvert code will retain a PR for this node, 3132 * valid. The downconvert code will retain a PR for this node,
3133 * so there's no further work to do. 3133 * so there's no further work to do.
3134 */ 3134 */
3135 if (blocking == LKM_PRMODE) 3135 if (blocking == DLM_LOCK_PR)
3136 return UNBLOCK_CONTINUE; 3136 return UNBLOCK_CONTINUE;
3137 3137
3138 /* 3138 /*