diff options
Diffstat (limited to 'src/include/storage/lock.h')
| -rw-r--r-- | src/include/storage/lock.h | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/src/include/storage/lock.h b/src/include/storage/lock.h index 7ec961f4430..21b77f30599 100644 --- a/src/include/storage/lock.h +++ b/src/include/storage/lock.h @@ -412,6 +412,7 @@ typedef struct LOCALLOCK int64 nLocks; /* total number of times lock is held */ int numLockOwners; /* # of relevant ResourceOwners */ int maxLockOwners; /* allocated size of array */ + bool holdsStrongLockCount; /* did we bump FastPathStrongLocks? */ LOCALLOCKOWNER *lockOwners; /* dynamically resizable array */ } LOCALLOCK; @@ -419,19 +420,25 @@ typedef struct LOCALLOCK /* - * This struct holds information passed from lmgr internals to the lock - * listing user-level functions (in lockfuncs.c). For each PROCLOCK in - * the system, copies of the PROCLOCK object and associated PGPROC and - * LOCK objects are stored. Note there will often be multiple copies - * of the same PGPROC or LOCK --- to detect whether two are the same, - * compare the PROCLOCK tag fields. + * These structures hold information passed from lmgr internals to the lock + * listing user-level functions (in lockfuncs.c). */ + +typedef struct LockInstanceData +{ + LOCKTAG locktag; /* locked object */ + LOCKMASK holdMask; /* locks held by this PGPROC */ + LOCKMODE waitLockMode; /* lock awaited by this PGPROC, if any */ + BackendId backend; /* backend ID of this PGPROC */ + LocalTransactionId lxid; /* local transaction ID of this PGPROC */ + int pid; /* pid of this PGPROC */ + bool fastpath; /* taken via fastpath? */ +} LockInstanceData; + typedef struct LockData { - int nelements; /* The length of each of the arrays */ - PROCLOCK *proclocks; - PGPROC *procs; - LOCK *locks; + int nelements; /* The length of the array */ + LockInstanceData *locks; } LockData; |