diff options
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/access/nbtree.h | 4 | ||||
| -rw-r--r-- | src/include/pg_config_manual.h | 8 |
2 files changed, 9 insertions, 3 deletions
diff --git a/src/include/access/nbtree.h b/src/include/access/nbtree.h index 79506c748b2..f5274cc7508 100644 --- a/src/include/access/nbtree.h +++ b/src/include/access/nbtree.h @@ -1073,6 +1073,10 @@ extern Buffer _bt_getbuf(Relation rel, BlockNumber blkno, int access); extern Buffer _bt_relandgetbuf(Relation rel, Buffer obuf, BlockNumber blkno, int access); extern void _bt_relbuf(Relation rel, Buffer buf); +extern void _bt_lockbuf(Relation rel, Buffer buf, int access); +extern void _bt_unlockbuf(Relation rel, Buffer buf); +extern bool _bt_conditionallockbuf(Relation rel, Buffer buf); +extern void _bt_upgradelockbufcleanup(Relation rel, Buffer buf); extern void _bt_pageinit(Page page, Size size); extern bool _bt_page_recyclable(Page page); extern void _bt_delitems_vacuum(Relation rel, Buffer buf, diff --git a/src/include/pg_config_manual.h b/src/include/pg_config_manual.h index 45b6a457896..705dc69c06a 100644 --- a/src/include/pg_config_manual.h +++ b/src/include/pg_config_manual.h @@ -271,11 +271,13 @@ * Valgrind understands PostgreSQL memory contexts. This permits detecting * memory errors that Valgrind would not detect on a vanilla build. It also * enables detection of buffer accesses that take place without holding a - * buffer pin. See also src/tools/valgrind.supp. + * buffer pin (or without holding a buffer lock in the case of index access + * methods that superimpose their own custom client requests on top of the + * generic bufmgr.c requests). See also src/tools/valgrind.supp. * * "make installcheck" is significantly slower under Valgrind. The client - * requests fall in hot code paths, so USE_VALGRIND slows native execution by - * a few percentage points even when not run under Valgrind. + * requests fall in hot code paths, so USE_VALGRIND slows execution by a few + * percentage points even when not run under Valgrind. * * You should normally use MEMORY_CONTEXT_CHECKING with USE_VALGRIND; * instrumentation of repalloc() is inferior without it. |