Re: Re: [COMMITTERS] pgsql: Modify the isolation tester so that multiple sessions can wait.

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>
Cc: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>, Mikael Kjellström <mikael(dot)kjellstrom(at)gmail(dot)com>
Subject: Re: Re: [COMMITTERS] pgsql: Modify the isolation tester so that multiple sessions can wait.
Date: 2016-04-27 22:15:07
Message-ID: 3621.1461795307@sss.pgh.pa.us
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Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com> writes:
>> Also happens on OpenBSD 5.8. Isn't this a classic case where memmove
>> is called for? Replacing the memcpy at line 617 with memmove makes
>> the tests run successfully, but at first glance the other two
>> instances of memcpy in run_permutation should also be changed to
>> memmove, no?

Yeah, that's clearly busted. Surprising that it has not failed on
any other platforms.

> Suggested patch attached.

Will push in a moment.

regards, tom lane

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