diff options
Diffstat (limited to 'src/include/storage/smgr.h')
| -rw-r--r-- | src/include/storage/smgr.h | 32 |
1 files changed, 18 insertions, 14 deletions
diff --git a/src/include/storage/smgr.h b/src/include/storage/smgr.h index c037190b4b..55028556fa 100644 --- a/src/include/storage/smgr.h +++ b/src/include/storage/smgr.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/smgr.h,v 1.71 2010/02/26 02:01:28 momjian Exp $ + * $PostgreSQL: pgsql/src/include/storage/smgr.h,v 1.72 2010/08/13 20:10:53 rhaas Exp $ * *------------------------------------------------------------------------- */ @@ -16,6 +16,7 @@ #include "access/xlog.h" #include "fmgr.h" +#include "storage/backendid.h" #include "storage/block.h" #include "storage/relfilenode.h" @@ -38,7 +39,7 @@ typedef struct SMgrRelationData { /* rnode is the hashtable lookup key, so it must be first! */ - RelFileNode smgr_rnode; /* relation physical identifier */ + RelFileNodeBackend smgr_rnode; /* relation physical identifier */ /* pointer to owning pointer, or NULL if none */ struct SMgrRelationData **smgr_owner; @@ -68,28 +69,30 @@ typedef struct SMgrRelationData typedef SMgrRelationData *SMgrRelation; +#define SmgrIsTemp(smgr) \ + ((smgr)->smgr_rnode.backend != InvalidBackendId) extern void smgrinit(void); -extern SMgrRelation smgropen(RelFileNode rnode); +extern SMgrRelation smgropen(RelFileNode rnode, BackendId backend); extern bool smgrexists(SMgrRelation reln, ForkNumber forknum); extern void smgrsetowner(SMgrRelation *owner, SMgrRelation reln); extern void smgrclose(SMgrRelation reln); extern void smgrcloseall(void); -extern void smgrclosenode(RelFileNode rnode); +extern void smgrclosenode(RelFileNodeBackend rnode); extern void smgrcreate(SMgrRelation reln, ForkNumber forknum, bool isRedo); extern void smgrdounlink(SMgrRelation reln, ForkNumber forknum, - bool isTemp, bool isRedo); + bool isRedo); extern void smgrextend(SMgrRelation reln, ForkNumber forknum, - BlockNumber blocknum, char *buffer, bool isTemp); + BlockNumber blocknum, char *buffer, bool skipFsync); extern void smgrprefetch(SMgrRelation reln, ForkNumber forknum, BlockNumber blocknum); extern void smgrread(SMgrRelation reln, ForkNumber forknum, BlockNumber blocknum, char *buffer); extern void smgrwrite(SMgrRelation reln, ForkNumber forknum, - BlockNumber blocknum, char *buffer, bool isTemp); + BlockNumber blocknum, char *buffer, bool skipFsync); extern BlockNumber smgrnblocks(SMgrRelation reln, ForkNumber forknum); extern void smgrtruncate(SMgrRelation reln, ForkNumber forknum, - BlockNumber nblocks, bool isTemp); + BlockNumber nblocks); extern void smgrimmedsync(SMgrRelation reln, ForkNumber forknum); extern void smgrpreckpt(void); extern void smgrsync(void); @@ -103,27 +106,28 @@ extern void mdinit(void); extern void mdclose(SMgrRelation reln, ForkNumber forknum); extern void mdcreate(SMgrRelation reln, ForkNumber forknum, bool isRedo); extern bool mdexists(SMgrRelation reln, ForkNumber forknum); -extern void mdunlink(RelFileNode rnode, ForkNumber forknum, bool isRedo); +extern void mdunlink(RelFileNodeBackend rnode, ForkNumber forknum, bool isRedo); extern void mdextend(SMgrRelation reln, ForkNumber forknum, - BlockNumber blocknum, char *buffer, bool isTemp); + BlockNumber blocknum, char *buffer, bool skipFsync); extern void mdprefetch(SMgrRelation reln, ForkNumber forknum, BlockNumber blocknum); extern void mdread(SMgrRelation reln, ForkNumber forknum, BlockNumber blocknum, char *buffer); extern void mdwrite(SMgrRelation reln, ForkNumber forknum, - BlockNumber blocknum, char *buffer, bool isTemp); + BlockNumber blocknum, char *buffer, bool skipFsync); extern BlockNumber mdnblocks(SMgrRelation reln, ForkNumber forknum); extern void mdtruncate(SMgrRelation reln, ForkNumber forknum, - BlockNumber nblocks, bool isTemp); + BlockNumber nblocks); extern void mdimmedsync(SMgrRelation reln, ForkNumber forknum); extern void mdpreckpt(void); extern void mdsync(void); extern void mdpostckpt(void); extern void SetForwardFsyncRequests(void); -extern void RememberFsyncRequest(RelFileNode rnode, ForkNumber forknum, +extern void RememberFsyncRequest(RelFileNodeBackend rnode, ForkNumber forknum, BlockNumber segno); -extern void ForgetRelationFsyncRequests(RelFileNode rnode, ForkNumber forknum); +extern void ForgetRelationFsyncRequests(RelFileNodeBackend rnode, + ForkNumber forknum); extern void ForgetDatabaseFsyncRequests(Oid dbid); /* smgrtype.c */ |