diff options
Diffstat (limited to 'src/backend/access/transam/multixact.c')
| -rw-r--r-- | src/backend/access/transam/multixact.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/backend/access/transam/multixact.c b/src/backend/access/transam/multixact.c index de0193aaf64..90fa030caf2 100644 --- a/src/backend/access/transam/multixact.c +++ b/src/backend/access/transam/multixact.c @@ -2375,6 +2375,21 @@ MultiXactIdPrecedes(MultiXactId multi1, MultiXactId multi2) } /* + * MultiXactIdPrecedesOrEquals -- is multi1 logically <= multi2? + * + * XXX do we need to do something special for InvalidMultiXactId? + * (Doesn't look like it.) + */ +bool +MultiXactIdPrecedesOrEquals(MultiXactId multi1, MultiXactId multi2) +{ + int32 diff = (int32) (multi1 - multi2); + + return (diff <= 0); +} + + +/* * Decide which of two offsets is earlier. */ static bool |