diff options
Diffstat (limited to 'src/include/storage/lock.h')
| -rw-r--r-- | src/include/storage/lock.h | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/src/include/storage/lock.h b/src/include/storage/lock.h index faddef579c7..17b894285ba 100644 --- a/src/include/storage/lock.h +++ b/src/include/storage/lock.h @@ -96,15 +96,12 @@ typedef int LOCKMODE; /* * This data structure defines the locking semantics associated with a * "lock method". The semantics specify the meaning of each lock mode - * (by defining which lock modes it conflicts with), and also whether locks - * of this method are transactional (ie, are released at transaction end). + * (by defining which lock modes it conflicts with). * All of this data is constant and is kept in const tables. * * numLockModes -- number of lock modes (READ,WRITE,etc) that * are defined in this lock method. Must be less than MAX_LOCKMODES. * - * transactional -- TRUE if locks are released automatically at xact end. - * * conflictTab -- this is an array of bitmasks showing lock * mode conflicts. conflictTab[i] is a mask with the j-th bit * turned on if lock modes i and j conflict. Lock modes are @@ -112,12 +109,13 @@ typedef int LOCKMODE; * * lockModeNames -- ID strings for debug printouts. * - * trace_flag -- pointer to GUC trace flag for this lock method. + * trace_flag -- pointer to GUC trace flag for this lock method. (The + * GUC variable is not constant, but we use "const" here to denote that + * it can't be changed through this reference.) */ typedef struct LockMethodData { int numLockModes; - bool transactional; const LOCKMASK *conflictTab; const char *const * lockModeNames; const bool *trace_flag; @@ -492,8 +490,8 @@ extern LockAcquireResult LockAcquireExtended(const LOCKTAG *locktag, extern void AbortStrongLockAcquire(void); extern bool LockRelease(const LOCKTAG *locktag, LOCKMODE lockmode, bool sessionLock); -extern void LockReleaseSession(LOCKMETHODID lockmethodid); extern void LockReleaseAll(LOCKMETHODID lockmethodid, bool allLocks); +extern void LockReleaseSession(LOCKMETHODID lockmethodid); extern void LockReleaseCurrentOwner(void); extern void LockReassignCurrentOwner(void); extern VirtualTransactionId *GetLockConflicts(const LOCKTAG *locktag, |