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authorHeikki Linnakangas <heikki.linnakangas@iki.fi>2008-11-12 10:10:32 +0000
committerHeikki Linnakangas <heikki.linnakangas@iki.fi>2008-11-12 10:10:32 +0000
commit4c22564471e2724bcc62bc2c61ece796c946f16e (patch)
tree28f60410aa094d9b98a8b88243bbe7df06914d73
parentd1ab3eb7120962327401334903d4e30681d10ae0 (diff)
downloadpostgresql-4c22564471e2724bcc62bc2c61ece796c946f16e.tar.gz
postgresql-4c22564471e2724bcc62bc2c61ece796c946f16e.zip
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.
-rw-r--r--src/backend/postmaster/autovacuum.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c
index fd1489947f0..c85ad81a8e9 100644
--- a/src/backend/postmaster/autovacuum.c
+++ b/src/backend/postmaster/autovacuum.c
@@ -55,7 +55,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/postmaster/autovacuum.c,v 1.86 2008/11/03 19:03:41 alvherre Exp $
+ * $PostgreSQL: pgsql/src/backend/postmaster/autovacuum.c,v 1.87 2008/11/12 10:10:32 heikki Exp $
*
*-------------------------------------------------------------------------
*/
@@ -222,7 +222,7 @@ typedef enum
{
AutoVacForkFailed, /* failed trying to start a worker */
AutoVacRebalance, /* rebalance the cost limits */
- AutoVacNumSignals = AutoVacRebalance /* must be last */
+ AutoVacNumSignals /* must be last */
} AutoVacuumSignal;
/*-------------