diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/storage/smgr/smgr.c | 55 | ||||
| -rw-r--r-- | src/include/storage/smgr.h | 1 |
2 files changed, 0 insertions, 56 deletions
diff --git a/src/backend/storage/smgr/smgr.c b/src/backend/storage/smgr/smgr.c index b0d9f21e688..5b5a80e8900 100644 --- a/src/backend/storage/smgr/smgr.c +++ b/src/backend/storage/smgr/smgr.c @@ -343,9 +343,6 @@ smgrcreate(SMgrRelation reln, ForkNumber forknum, bool isRedo) * * If isRedo is true, it is okay for the underlying file(s) to be gone * already. - * - * This is equivalent to calling smgrdounlinkfork for each fork, but - * it's significantly quicker so should be preferred when possible. */ void smgrdounlink(SMgrRelation reln, bool isRedo) @@ -473,58 +470,6 @@ smgrdounlinkall(SMgrRelation *rels, int nrels, bool isRedo) } /* - * smgrdounlinkfork() -- Immediately unlink one fork of a relation. - * - * The specified fork of the relation is removed from the store. This - * should not be used during transactional operations, since it can't be - * undone. - * - * If isRedo is true, it is okay for the underlying file to be gone - * already. - */ -void -smgrdounlinkfork(SMgrRelation reln, ForkNumber forknum, bool isRedo) -{ - RelFileNodeBackend rnode = reln->smgr_rnode; - int which = reln->smgr_which; - - /* Close the fork at smgr level */ - smgrsw[which].smgr_close(reln, forknum); - - /* - * Get rid of any remaining buffers for the fork. bufmgr will just drop - * them without bothering to write the contents. - */ - DropRelFileNodeBuffers(rnode, forknum, 0); - - /* - * It'd be nice to tell the stats collector to forget it immediately, too. - * But we can't because we don't know the OID (and in cases involving - * relfilenode swaps, it's not always clear which table OID to forget, - * anyway). - */ - - /* - * Send a shared-inval message to force other backends to close any - * dangling smgr references they may have for this rel. We should do this - * before starting the actual unlinking, in case we fail partway through - * that step. Note that the sinval message will eventually come back to - * this backend, too, and thereby provide a backstop that we closed our - * own smgr rel. - */ - CacheInvalidateSmgr(rnode); - - /* - * Delete the physical file(s). - * - * Note: smgr_unlink must treat deletion failure as a WARNING, not an - * ERROR, because we've already decided to commit or abort the current - * xact. - */ - smgrsw[which].smgr_unlink(rnode, forknum, isRedo); -} - -/* * smgrextend() -- Add a new block to a file. * * The semantics are nearly the same as smgrwrite(): write at the diff --git a/src/include/storage/smgr.h b/src/include/storage/smgr.h index d286c8c7b11..7393727a4b2 100644 --- a/src/include/storage/smgr.h +++ b/src/include/storage/smgr.h @@ -90,7 +90,6 @@ extern void smgrclosenode(RelFileNodeBackend rnode); extern void smgrcreate(SMgrRelation reln, ForkNumber forknum, bool isRedo); extern void smgrdounlink(SMgrRelation reln, bool isRedo); extern void smgrdounlinkall(SMgrRelation *rels, int nrels, bool isRedo); -extern void smgrdounlinkfork(SMgrRelation reln, ForkNumber forknum, bool isRedo); extern void smgrextend(SMgrRelation reln, ForkNumber forknum, BlockNumber blocknum, char *buffer, bool skipFsync); extern void smgrprefetch(SMgrRelation reln, ForkNumber forknum, |