diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/storage/buffer/bufmgr.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/backend/storage/buffer/bufmgr.c b/src/backend/storage/buffer/bufmgr.c index 35b1db79e84..fba8983d3ab 100644 --- a/src/backend/storage/buffer/bufmgr.c +++ b/src/backend/storage/buffer/bufmgr.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/storage/buffer/bufmgr.c,v 1.133.2.1 2003/04/04 00:32:57 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/storage/buffer/bufmgr.c,v 1.133.2.2 2003/12/01 16:53:42 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -226,7 +226,13 @@ ReadBufferInternal(Relation reln, BlockNumber blockNum, if (status == SM_SUCCESS && !PageHeaderIsValid((PageHeader) MAKE_PTR(bufHdr->data))) { - if (zero_damaged_pages) + /* + * During WAL recovery, the first access to any data page should + * overwrite the whole page from the WAL; so a clobbered page + * header is not reason to fail. Hence, when InRecovery we may + * always act as though zero_damaged_pages is ON. + */ + if (zero_damaged_pages || InRecovery) { elog(WARNING, "Invalid page header in block %u of %s; zeroing out page", blockNum, RelationGetRelationName(reln)); |