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Thread: pgsql: Fix off-by-one error in autovacuum shmem struct sizing.

pgsql: Fix off-by-one error in autovacuum shmem struct sizing.

From
heikki@postgresql.org (Heikki Linnakangas)
Date:
Log Message:
-----------
Fix off-by-one error in autovacuum shmem struct sizing. This could lead to
autovacuum worker sending SIGUSR1 signal to wrong process, per Zou Yong's
report.

Backpatch to 8.3.

Tags:
----
REL8_3_STABLE

Modified Files:
--------------
    pgsql/src/backend/postmaster:
        autovacuum.c (r1.71.2.6 -> r1.71.2.7)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/postmaster/autovacuum.c?r1=1.71.2.6&r2=1.71.2.7)