diff options
| -rw-r--r-- | src/backend/storage/buffer/freelist.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/backend/storage/buffer/freelist.c b/src/backend/storage/buffer/freelist.c index b4702e7ceb2..526d45d455f 100644 --- a/src/backend/storage/buffer/freelist.c +++ b/src/backend/storage/buffer/freelist.c @@ -12,7 +12,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/storage/buffer/freelist.c,v 1.44 2004/06/03 02:08:03 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/storage/buffer/freelist.c,v 1.45 2004/06/11 17:20:39 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -709,6 +709,7 @@ StrategyInvalidateBuffer(BufferDesc *buf) */ CLEAR_BUFFERTAG(buf->tag); buf->flags &= ~(BM_VALID | BM_DIRTY); + buf->cntxDirty = false; buf->bufNext = StrategyControl->listFreeBuffers; StrategyControl->listFreeBuffers = buf->buf_id; } @@ -757,8 +758,7 @@ StrategyDirtyBufferList(BufferDesc **buffers, BufferTag *buftags, cdb_id_t1 = StrategyControl->listHead[STRAT_LIST_T1]; cdb_id_t2 = StrategyControl->listHead[STRAT_LIST_T2]; - while ((cdb_id_t1 >= 0 || cdb_id_t2 >= 0) && - num_buffer_dirty < max_buffers) + while (cdb_id_t1 >= 0 || cdb_id_t2 >= 0) { if (cdb_id_t1 >= 0) { @@ -772,6 +772,8 @@ StrategyDirtyBufferList(BufferDesc **buffers, BufferTag *buftags, buffers[num_buffer_dirty] = buf; buftags[num_buffer_dirty] = buf->tag; num_buffer_dirty++; + if (num_buffer_dirty >= max_buffers) + break; } } @@ -790,6 +792,8 @@ StrategyDirtyBufferList(BufferDesc **buffers, BufferTag *buftags, buffers[num_buffer_dirty] = buf; buftags[num_buffer_dirty] = buf->tag; num_buffer_dirty++; + if (num_buffer_dirty >= max_buffers) + break; } } |