Re: [PATCH 2.6.5-mm4] sys_access race fix

Andrew Morton
2004-04-14T00:03:28Z

Fabian Frederick <Fabian.Frederick@skynet.be> wrote:
>
>
> I'm trying to remove the race in sys_access code.
> AFAICS, fsuid is checked in "permission" level so I pushed real fsuid
> capture forward.

Do races in access() actually matter? I mean, some other process could
change things a nanosecond after access() has completed and the value which
the access() caller received is wrong anyway.

Or is there some deeper problem which you are addressing here?