Fix typos in comments.

Etsuro Fujita · Etsuro Fujita · commit ee2486989e7a · 2025-05-03T19:10:01.000+09:00
Also adjust the phrasing in the comments. Author: Etsuro Fujita <etsuro.fujita@gmail.com> Author: Heikki Linnakangas <hlinnaka@iki.fi> Reviewed-by: Tender Wang <tndrwang@gmail.com> Reviewed-by: Gurjeet Singh <gurjeet@singh.im> Reviewed-by: Michael Paquier <michael@paquier.xyz> Discussion: https://postgr.es/m/CAPmGK17%3DPHSDZ%2B0G6jcj12buyyE1bQQc3sbp1Wxri7tODT-SDw%40mail.gmail.com Backpatch-through: 15
diff --git a/src/backend/utils/activity/pgstat_database.c b/src/backend/utils/activity/pgstat_database.c
@@ -368,8 +368,8 @@ pgstat_reset_database_timestamp(Oid dboid, TimestampTz ts)
 /*
  * Flush out pending stats for the entry
  *
- * If nowait is true, this function returns false if lock could not
- * immediately acquired, otherwise true is returned.
+ * If nowait is true and the lock could not be immediately acquired, returns
+ * false without flushing the entry.  Otherwise returns true.
  */
 bool
 pgstat_database_flush_cb(PgStat_EntryRef *entry_ref, bool nowait)
diff --git a/src/backend/utils/activity/pgstat_function.c b/src/backend/utils/activity/pgstat_function.c
@@ -186,8 +186,8 @@ pgstat_end_function_usage(PgStat_FunctionCallUsage *fcu, bool finalize)
 /*
  * Flush out pending stats for the entry
  *
- * If nowait is true, this function returns false if lock could not
- * immediately acquired, otherwise true is returned.
+ * If nowait is true and the lock could not be immediately acquired, returns
+ * false without flushing the entry.  Otherwise returns true.
  */
 bool
 pgstat_function_flush_cb(PgStat_EntryRef *entry_ref, bool nowait)
diff --git a/src/backend/utils/activity/pgstat_relation.c b/src/backend/utils/activity/pgstat_relation.c
@@ -792,8 +792,8 @@ pgstat_twophase_postabort(TransactionId xid, uint16 info,
 /*
  * Flush out pending stats for the entry
  *
- * If nowait is true, this function returns false if lock could not
- * immediately acquired, otherwise true is returned.
+ * If nowait is true and the lock could not be immediately acquired, returns
+ * false without flushing the entry.  Otherwise returns true.
  *
  * Some of the stats are copied to the corresponding pending database stats
  * entry when successfully flushing.
diff --git a/src/backend/utils/activity/pgstat_subscription.c b/src/backend/utils/activity/pgstat_subscription.c
@@ -81,8 +81,8 @@ pgstat_fetch_stat_subscription(Oid subid)
 /*
  * Flush out pending stats for the entry
  *
- * If nowait is true, this function returns false if lock could not
- * immediately acquired, otherwise true is returned.
+ * If nowait is true and the lock could not be immediately acquired, returns
+ * false without flushing the entry.  Otherwise returns true.
  */
 bool
 pgstat_subscription_flush_cb(PgStat_EntryRef *entry_ref, bool nowait)

Original file line number	Diff line number	Diff line change
`@@ -792,8 +792,8 @@ pgstat_twophase_postabort(TransactionId xid, uint16 info,`
`792`	`792`	`/*`
`793`	`793`	`* Flush out pending stats for the entry`
`794`	`794`	`*`
`795`		`- * If nowait is true, this function returns false if lock could not`
`796`		`- * immediately acquired, otherwise true is returned.`
	`795`	`+ * If nowait is true and the lock could not be immediately acquired, returns`
	`796`	`+ * false without flushing the entry. Otherwise returns true.`
`797`	`797`	`*`
`798`	`798`	`* Some of the stats are copied to the corresponding pending database stats`
`799`	`799`	`* entry when successfully flushing.`