Re: BUG #5914: locking error in heap_fetch

On 04.03.2011 10:34, YAMAMOTO Takashi wrote:
>
> The following bug has been logged online:
>
> Bug reference:      5914
> Logged by:          YAMAMOTO Takashi
> Email address:      yamt@mwd.biglobe.ne.jp
> PostgreSQL version: 9.1devel
> Operating system:   NetBSD
> Description:        locking error in heap_fetch
> Details:
>
> heap_fetch calls CheckForSerializableConflictOut without buffer locked.
> it ends up an assertion failure in SetBufferCommitInfoNeedsSave.

Thanks, applied. I also added a comment to
CheckForSerializableConflictOut, noting that the caller must hold a lock
on the page.

--
   Heikki Linnakangas
   EnterpriseDB   http://www.enterprisedb.com