diff options
Diffstat (limited to 'src/backend/access/gist/gistbuild.c')
| -rw-r--r-- | src/backend/access/gist/gistbuild.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/backend/access/gist/gistbuild.c b/src/backend/access/gist/gistbuild.c index 58f1ef221e1..0046c7b3ab3 100644 --- a/src/backend/access/gist/gistbuild.c +++ b/src/backend/access/gist/gistbuild.c @@ -964,10 +964,14 @@ gistEmptyAllBuffers(GISTBuildState *buildstate) * Add this buffer to the emptying queue, and proceed to empty * the queue. */ - MemoryContextSwitchTo(gfbb->context); - gfbb->bufferEmptyingQueue = - lcons(nodeBuffer, gfbb->bufferEmptyingQueue); - MemoryContextSwitchTo(buildstate->tmpCtx); + if (!nodeBuffer->queuedForEmptying) + { + MemoryContextSwitchTo(gfbb->context); + nodeBuffer->queuedForEmptying = true; + gfbb->bufferEmptyingQueue = + lcons(nodeBuffer, gfbb->bufferEmptyingQueue); + MemoryContextSwitchTo(buildstate->tmpCtx); + } gistProcessEmptyingQueue(buildstate); } else |