| From: | Tatsuo Ishii <ishii(at)postgresql(dot)org> |
|---|---|
| To: | tgl(at)postgresql(dot)org |
| Cc: | pgsql-committers(at)postgresql(dot)org, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: pgsql: Fix portalmem.c to avoid keeping a dangling pointer to a cached |
| Date: | 2010-01-18 03:44:18 |
| Message-ID: | 20100118.124418.62367192.t-ishii@sraoss.co.jp |
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| Lists: | pgsql-committers pgsql-hackers |
> Log Message:
> -----------
> Fix portalmem.c to avoid keeping a dangling pointer to a cached plan list
> after it's released its reference count for the cached plan. There are
> code paths that might try to examine the plan list before noticing that
> the portal is already in aborted state. Report and diagnosis by Tatsuo
> Ishii, though this isn't exactly his proposed patch.
>
> Modified Files:
> --------------
> pgsql/src/backend/utils/mmgr:
> portalmem.c (r1.115 -> r1.116)
> (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/mmgr/portalmem.c?r1=1.115&r2=1.116)
Thanks. I confirmed the problem goes away. BTW, are we going to back
patch to 8.2 or before?
--
Tatsuo Ishii
SRA OSS, Inc. Japan
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