diff options
Diffstat (limited to 'src/include/storage/proc.h')
| -rw-r--r-- | src/include/storage/proc.h | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/src/include/storage/proc.h b/src/include/storage/proc.h index 5218b448cd..c23f4da5b6 100644 --- a/src/include/storage/proc.h +++ b/src/include/storage/proc.h @@ -21,7 +21,7 @@ /* * Each backend advertises up to PGPROC_MAX_CACHED_SUBXIDS TransactionIds - * for non-aborted subtransactions of its current top transaction. These + * for non-aborted subtransactions of its current top transaction. These * have to be treated as running XIDs by other backends. * * We also keep track of whether the cache overflowed (ie, the transaction has @@ -41,8 +41,9 @@ struct XidCache #define PROC_IS_AUTOVACUUM 0x01 /* is it an autovac worker? */ #define PROC_IN_VACUUM 0x02 /* currently running lazy vacuum */ #define PROC_IN_ANALYZE 0x04 /* currently running analyze */ -#define PROC_VACUUM_FOR_WRAPAROUND 0x08 /* set by autovac only */ -#define PROC_IN_LOGICAL_DECODING 0x10 /* currently doing logical decoding */ +#define PROC_VACUUM_FOR_WRAPAROUND 0x08 /* set by autovac only */ +#define PROC_IN_LOGICAL_DECODING 0x10 /* currently doing logical + * decoding */ /* flags reset at EOXact */ #define PROC_VACUUM_STATE_MASK \ @@ -60,7 +61,7 @@ struct XidCache * Each backend has a PGPROC struct in shared memory. There is also a list of * currently-unused PGPROC structs that will be reallocated to new backends. * - * links: list link for any list the PGPROC is in. When waiting for a lock, + * links: list link for any list the PGPROC is in. When waiting for a lock, * the PGPROC is linked into that lock's waitProcs queue. A recycled PGPROC * is linked into ProcGlobal's freeProcs list. * @@ -132,7 +133,7 @@ struct PGPROC struct XidCache subxids; /* cache for subtransaction XIDs */ - /* Per-backend LWLock. Protects fields below. */ + /* Per-backend LWLock. Protects fields below. */ LWLock *backendLock; /* protects the fields below */ /* Lock manager data, recording fast-path locks taken by this backend. */ @@ -151,7 +152,7 @@ extern PGDLLIMPORT struct PGXACT *MyPgXact; /* * Prior to PostgreSQL 9.2, the fields below were stored as part of the - * PGPROC. However, benchmarking revealed that packing these particular + * PGPROC. However, benchmarking revealed that packing these particular * members into a separate array as tightly as possible sped up GetSnapshotData * considerably on systems with many CPU cores, by reducing the number of * cache lines needing to be fetched. Thus, think very carefully before adding |