diff options
Diffstat (limited to 'src/backend/access/transam/xlogutils.c')
| -rw-r--r-- | src/backend/access/transam/xlogutils.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/backend/access/transam/xlogutils.c b/src/backend/access/transam/xlogutils.c index d17d660f460..b1702bc6bef 100644 --- a/src/backend/access/transam/xlogutils.c +++ b/src/backend/access/transam/xlogutils.c @@ -25,6 +25,7 @@ #include "access/xlogutils.h" #include "miscadmin.h" #include "pgstat.h" +#include "storage/fd.h" #include "storage/smgr.h" #include "utils/guc.h" #include "utils/hsearch.h" @@ -35,6 +36,25 @@ bool ignore_invalid_pages = false; /* + * Are we doing recovery from XLOG? + * + * This is only ever true in the startup process; it should be read as meaning + * "this process is replaying WAL records", rather than "the system is in + * recovery mode". It should be examined primarily by functions that need + * to act differently when called from a WAL redo function (e.g., to skip WAL + * logging). To check whether the system is in recovery regardless of which + * process you're running in, use RecoveryInProgress() but only after shared + * memory startup and lock initialization. + * + * This is updated from xlog.c, but lives here because it's mostly read by + * WAL redo functions. + */ +bool InRecovery = false; + +/* Are we in Hot Standby mode? Only valid in startup process, see xlogutils.h */ +HotStandbyState standbyState = STANDBY_DISABLED; + +/* * During XLOG replay, we may see XLOG records for incremental updates of * pages that no longer exist, because their relation was later dropped or * truncated. (Note: this is only possible when full_page_writes = OFF, |