From: | Pavan Deolasee <pavan(dot)deolasee(at)gmail(dot)com> |
---|---|
To: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: pg_xlogdump fails to handle WAL file with multi-page XLP_FIRST_IS_CONTRECORD data |
Date: | 2016-03-23 10:04:11 |
Message-ID: | CABOikdNRQ8NzWdBEfGL+5TduW_GsdopOCRgv1888iD2k3q4Bjg@mail.gmail.com |
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Lists: | pgsql-hackers |
On Wed, Mar 23, 2016 at 1:13 PM, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>
wrote:
>
> + /*
> + * Compute targetRecOff. It should typically be greater than short
> + * page-header since a valid record can't , but can also be zero
> when
> + * caller has supplied a page-aligned address or when we are
> skipping
> + * multi-page continuation record. It doesn't matter though because
> + * ReadPageInternal() will read at least short page-header worth of
> + * data
> + */
> This needs some polishing, there is an unfinished sentence here.
>
> + targetRecOff = tmpRecPtr % XLOG_BLCKSZ;
> targetRecOff, pageHeaderSize and targetPagePtr could be declared
> inside directly the new while loop.
>
Thanks Michael for reviewing the patch. I've fixed these issues and new
version is attached.
Thanks,
Pavan
--
Pavan Deolasee http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
Attachment | Content-Type | Size |
---|---|---|
xlogdump_multipage_cont_record_v2.patch | application/octet-stream | 3.5 KB |
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