diff options
Diffstat (limited to 'src/include/storage/sinval.h')
| -rw-r--r-- | src/include/storage/sinval.h | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/src/include/storage/sinval.h b/src/include/storage/sinval.h index 864a28fde8f..b35fe7f1fbd 100644 --- a/src/include/storage/sinval.h +++ b/src/include/storage/sinval.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/storage/sinval.h,v 1.59 2010/02/26 02:01:28 momjian Exp $ + * $PostgreSQL: pgsql/src/include/storage/sinval.h,v 1.60 2010/08/13 20:10:53 rhaas Exp $ * *------------------------------------------------------------------------- */ @@ -26,7 +26,7 @@ * * invalidate an smgr cache entry for a specific physical relation * * invalidate the mapped-relation mapping for a given database * More types could be added if needed. The message type is identified by - * the first "int16" field of the message struct. Zero or positive means a + * the first "int8" field of the message struct. Zero or positive means a * specific-catcache inval message (and also serves as the catcache ID field). * Negative values identify the other message types, as per codes below. * @@ -63,7 +63,7 @@ typedef struct { /* note: field layout chosen with an eye to alignment concerns */ - int16 id; /* cache ID --- must be first */ + int8 id; /* cache ID --- must be first */ ItemPointerData tuplePtr; /* tuple identifier in cached relation */ Oid dbId; /* database ID, or 0 if a shared relation */ uint32 hashValue; /* hash value of key for this catcache */ @@ -73,7 +73,7 @@ typedef struct typedef struct { - int16 id; /* type field --- must be first */ + int8 id; /* type field --- must be first */ Oid dbId; /* database ID, or 0 if a shared catalog */ Oid catId; /* ID of catalog whose contents are invalid */ } SharedInvalCatalogMsg; @@ -82,7 +82,7 @@ typedef struct typedef struct { - int16 id; /* type field --- must be first */ + int8 id; /* type field --- must be first */ Oid dbId; /* database ID, or 0 if a shared relation */ Oid relId; /* relation ID */ } SharedInvalRelcacheMsg; @@ -91,21 +91,23 @@ typedef struct typedef struct { - int16 id; /* type field --- must be first */ - RelFileNode rnode; /* physical file ID */ + int8 id; /* type field --- must be first */ + int8 backend_hi; /* high bits of backend ID, if temprel */ + uint16 backend_lo; /* low bits of backend ID, if temprel */ + RelFileNode rnode; /* spcNode, dbNode, relNode */ } SharedInvalSmgrMsg; #define SHAREDINVALRELMAP_ID (-4) typedef struct { - int16 id; /* type field --- must be first */ + int8 id; /* type field --- must be first */ Oid dbId; /* database ID, or 0 for shared catalogs */ } SharedInvalRelmapMsg; typedef union { - int16 id; /* type field --- must be first */ + int8 id; /* type field --- must be first */ SharedInvalCatcacheMsg cc; SharedInvalCatalogMsg cat; SharedInvalRelcacheMsg rc; |