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Fix comments in StrategyNotifyBgWriter().

author Tatsuo Ishii <ishii@postgresql.org>

2017年1月24日 00:39:11 +0000 (09:39 +0900)

committer Tatsuo Ishii <ishii@postgresql.org>

2017年1月24日 00:39:11 +0000 (09:39 +0900)

The interface for the function was changed in
d72731a70450b5e7084991b9caa15cb58a2820df but the comments of the
function was not updated.

Patch by Yugo Nagata.

src/backend/storage/buffer/freelist.c patch | blob | blame | history

diff --git a/src/backend/storage/buffer/freelist.c b/src/backend/storage/buffer/freelist.c

index b68ab2082e8a506c8b4e9d825be76364ea019311..5d0a636ba8c88ef522a50216cba4aa89e5fa4740 100644 (file)

--- a/src/backend/storage/buffer/freelist.c

+++ b/src/backend/storage/buffer/freelist.c

@@ -406,8 +406,8 @@ StrategySyncStart(uint32 *complete_passes, uint32 *num_buf_alloc)

* StrategyNotifyBgWriter -- set or clear allocation notification latch

- * If bgwriterLatch isn't NULL, the next invocation of StrategyGetBuffer will

- * set that latch. Pass NULL to clear the pending notification before it

+ * If bgwprocno isn't -1, the next invocation of StrategyGetBuffer will

+ * set that latch. Pass -1 to clear the pending notification before it

* happens. This feature is used by the bgwriter process to wake itself up

* from hibernation, and is not meant for anybody else to use.

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