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| author | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2008-10-20 21:11:15 +0000 |
|---|---|---|
| committer | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2008-10-20 21:11:15 +0000 |
| commit | 089ae3bc9aa21c9a7eb38d9baa8ebdc6063c37db (patch) | |
| tree | 0576f062cf1b1835bd0e7ddd2b420c3115782fc6 /src | |
| parent | 97227e9ec0804f3d8b9e90163913cb750bd80243 (diff) | |
| download | postgresql-089ae3bc9aa21c9a7eb38d9baa8ebdc6063c37db.tar.gz postgresql-089ae3bc9aa21c9a7eb38d9baa8ebdc6063c37db.zip | |
Properly access a buffer's LSN using existing access macros instead of abusing
knowledge of page layout.
Stolen from Jonah Harris' CRC patch
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/storage/buffer/bufmgr.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/storage/buffer/bufmgr.c b/src/backend/storage/buffer/bufmgr.c index 46b4e0afa4e..86281c11288 100644 --- a/src/backend/storage/buffer/bufmgr.c +++ b/src/backend/storage/buffer/bufmgr.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.238 2008/09/17 13:15:55 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.239 2008/10/20 21:11:15 alvherre Exp $ * *------------------------------------------------------------------------- */ @@ -48,7 +48,7 @@ /* Note: these two macros only work on shared buffers, not local ones! */ #define BufHdrGetBlock(bufHdr) ((Block) (BufferBlocks + ((Size) (bufHdr)->buf_id) * BLCKSZ)) -#define BufferGetLSN(bufHdr) (*((XLogRecPtr*) BufHdrGetBlock(bufHdr))) +#define BufferGetLSN(bufHdr) (PageGetLSN(BufHdrGetBlock(bufHdr))) /* Note: this macro only works on local buffers, not shared ones! */ #define LocalBufHdrGetBlock(bufHdr) \ |