diff options
Diffstat (limited to 'src/backend/access/hash/hashsearch.c')
| -rw-r--r-- | src/backend/access/hash/hashsearch.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/backend/access/hash/hashsearch.c b/src/backend/access/hash/hashsearch.c index c21bc281778..5a9763fe9a1 100644 --- a/src/backend/access/hash/hashsearch.c +++ b/src/backend/access/hash/hashsearch.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/access/hash/hashsearch.c,v 1.55 2009/01/01 17:23:35 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/access/hash/hashsearch.c,v 1.56 2009/05/05 19:36:32 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -16,6 +16,7 @@ #include "access/hash.h" #include "access/relscan.h" +#include "miscadmin.h" #include "pgstat.h" #include "storage/bufmgr.h" #include "utils/rel.h" @@ -74,6 +75,8 @@ _hash_readnext(Relation rel, blkno = (*opaquep)->hasho_nextblkno; _hash_relbuf(rel, *bufp); *bufp = InvalidBuffer; + /* check for interrupts while we're not holding any buffer lock */ + CHECK_FOR_INTERRUPTS(); if (BlockNumberIsValid(blkno)) { *bufp = _hash_getbuf(rel, blkno, HASH_READ, LH_OVERFLOW_PAGE); @@ -94,6 +97,8 @@ _hash_readprev(Relation rel, blkno = (*opaquep)->hasho_prevblkno; _hash_relbuf(rel, *bufp); *bufp = InvalidBuffer; + /* check for interrupts while we're not holding any buffer lock */ + CHECK_FOR_INTERRUPTS(); if (BlockNumberIsValid(blkno)) { *bufp = _hash_getbuf(rel, blkno, HASH_READ, |