diff options
Diffstat (limited to 'src/backend/storage/lmgr/lwlock.c')
| -rw-r--r-- | src/backend/storage/lmgr/lwlock.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/backend/storage/lmgr/lwlock.c b/src/backend/storage/lmgr/lwlock.c index 5d2873100de..f1523760e5d 100644 --- a/src/backend/storage/lmgr/lwlock.c +++ b/src/backend/storage/lmgr/lwlock.c @@ -572,7 +572,7 @@ LWLockConditionalAcquire(LWLockId lockid, LWLockMode mode) } /* - * LWLockWaitUntilFree - Wait until a lock is free + * LWLockAcquireOrWait - Acquire lock, or wait until it's free * * The semantics of this function are a bit funky. If the lock is currently * free, it is acquired in the given mode, and the function returns true. If @@ -586,14 +586,14 @@ LWLockConditionalAcquire(LWLockId lockid, LWLockMode mode) * wake up, observe that their records have already been flushed, and return. */ bool -LWLockWaitUntilFree(LWLockId lockid, LWLockMode mode) +LWLockAcquireOrWait(LWLockId lockid, LWLockMode mode) { volatile LWLock *lock = &(LWLockArray[lockid].lock); PGPROC *proc = MyProc; bool mustwait; int extraWaits = 0; - PRINT_LWDEBUG("LWLockWaitUntilFree", lockid, lock); + PRINT_LWDEBUG("LWLockAcquireOrWait", lockid, lock); #ifdef LWLOCK_STATS /* Set up local count state first time through in a given process */ @@ -665,7 +665,7 @@ LWLockWaitUntilFree(LWLockId lockid, LWLockMode mode) * Wait until awakened. Like in LWLockAcquire, be prepared for bogus * wakups, because we share the semaphore with ProcWaitForSignal. */ - LOG_LWDEBUG("LWLockWaitUntilFree", lockid, "waiting"); + LOG_LWDEBUG("LWLockAcquireOrWait", lockid, "waiting"); #ifdef LWLOCK_STATS block_counts[lockid]++; @@ -684,7 +684,7 @@ LWLockWaitUntilFree(LWLockId lockid, LWLockMode mode) TRACE_POSTGRESQL_LWLOCK_WAIT_DONE(lockid, mode); - LOG_LWDEBUG("LWLockWaitUntilFree", lockid, "awakened"); + LOG_LWDEBUG("LWLockAcquireOrWait", lockid, "awakened"); } else { @@ -702,7 +702,7 @@ LWLockWaitUntilFree(LWLockId lockid, LWLockMode mode) { /* Failed to get lock, so release interrupt holdoff */ RESUME_INTERRUPTS(); - LOG_LWDEBUG("LWLockWaitUntilFree", lockid, "failed"); + LOG_LWDEBUG("LWLockAcquireOrWait", lockid, "failed"); TRACE_POSTGRESQL_LWLOCK_WAIT_UNTIL_FREE_FAIL(lockid, mode); } else |