diff options
Diffstat (limited to 'src/backend/access/transam/parallel.c')
| -rw-r--r-- | src/backend/access/transam/parallel.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/src/backend/access/transam/parallel.c b/src/backend/access/transam/parallel.c index 934dba88c66..74a483e0fd9 100644 --- a/src/backend/access/transam/parallel.c +++ b/src/backend/access/transam/parallel.c @@ -134,9 +134,9 @@ CreateParallelContext(parallel_worker_main_type entrypoint, int nworkers) nworkers = 0; /* - * If we are running under serializable isolation, we can't use - * parallel workers, at least not until somebody enhances that mechanism - * to be parallel-aware. + * If we are running under serializable isolation, we can't use parallel + * workers, at least not until somebody enhances that mechanism to be + * parallel-aware. */ if (IsolationIsSerializable()) nworkers = 0; @@ -646,9 +646,9 @@ DestroyParallelContext(ParallelContext *pcxt) } /* - * We can't finish transaction commit or abort until all of the - * workers have exited. This means, in particular, that we can't respond - * to interrupts at this stage. + * We can't finish transaction commit or abort until all of the workers + * have exited. This means, in particular, that we can't respond to + * interrupts at this stage. */ HOLD_INTERRUPTS(); WaitForParallelWorkersToExit(pcxt); @@ -918,7 +918,7 @@ ParallelWorkerMain(Datum main_arg) if (toc == NULL) ereport(ERROR, (errcode(ERRCODE_OBJECT_NOT_IN_PREREQUISITE_STATE), - errmsg("invalid magic number in dynamic shared memory segment"))); + errmsg("invalid magic number in dynamic shared memory segment"))); /* Look up fixed parallel state. */ fps = shm_toc_lookup(toc, PARALLEL_KEY_FIXED); @@ -958,9 +958,9 @@ ParallelWorkerMain(Datum main_arg) */ /* - * Join locking group. We must do this before anything that could try - * to acquire a heavyweight lock, because any heavyweight locks acquired - * to this point could block either directly against the parallel group + * Join locking group. We must do this before anything that could try to + * acquire a heavyweight lock, because any heavyweight locks acquired to + * this point could block either directly against the parallel group * leader or against some process which in turn waits for a lock that * conflicts with the parallel group leader, causing an undetected * deadlock. (If we can't join the lock group, the leader has gone away, |