Log Message:
-----------
Avoid deep recursion when assigning XIDs to multiple levels of subxacts.
Backpatch to 8.0.
Andres Freund, with cleanup and adjustment for older branches by me.
Tags:
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REL8_0_STABLE
Modified Files:
--------------
pgsql/src/backend/access/transam:
xact.c (r1.195.4.6 -> r1.195.4.7)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/access/transam/xact.c?r1=1.195.4.6&r2=1.195.4.7)