Fix buf in calculating snapshot xmax in dtmd

knizhnik · knizhnik · commit dc5567738f4e · 2015-09-21T10:47:34.000+03:00
diff --git a/contrib/pg_xtm/dtmd/src/main.c b/contrib/pg_xtm/dtmd/src/main.c
@@ -364,6 +364,9 @@ static void gen_snapshot(Snapshot *s, int node) {
 			s->active[s->nactive++] = t->xid;
 		}
 	}
+    if (s->xmax == 0) { 
+        s->xmin = s->xmax + 1;
+    }
 	snapshot_sort(s);
 }
 

Original file line number	Diff line number	Diff line change
`@@ -364,6 +364,9 @@ static void gen_snapshot(Snapshot *s, int node) {`
`364`	`364`	`s->active[s->nactive++] = t->xid;`
`365`	`365`	`}`
`366`	`366`	`}`
	`367`	`+ if (s->xmax == 0) {`
	`368`	`+ s->xmin = s->xmax + 1;`
	`369`	`+ }`
`367`	`370`	`snapshot_sort(s);`
`368`	`371`	`}`
`369`	`372`