diff options
Diffstat (limited to 'src/include/access/xlogreader.h')
| -rw-r--r-- | src/include/access/xlogreader.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/include/access/xlogreader.h b/src/include/access/xlogreader.h index 010cbb59d6b..d5308b25a28 100644 --- a/src/include/access/xlogreader.h +++ b/src/include/access/xlogreader.h @@ -39,6 +39,7 @@ #endif #include "access/xlogrecord.h" +#include "storage/buf.h" /* WALOpenSegment represents a WAL segment being read. */ typedef struct WALOpenSegment @@ -77,6 +78,9 @@ typedef struct ForkNumber forknum; BlockNumber blkno; + /* Workspace for remembering last known buffer holding this block. */ + Buffer recent_buffer; + /* copy of the fork_flags field from the XLogRecordBlockHeader */ uint8 flags; @@ -397,5 +401,8 @@ extern char *XLogRecGetBlockData(XLogReaderState *record, uint8 block_id, Size * extern bool XLogRecGetBlockTag(XLogReaderState *record, uint8 block_id, RelFileNode *rnode, ForkNumber *forknum, BlockNumber *blknum); +extern bool XLogRecGetRecentBuffer(XLogReaderState *record, uint8 block_id, + RelFileNode *rnode, ForkNumber *forknum, + BlockNumber *blknum, Buffer *recent_buffer); #endif /* XLOGREADER_H */ |