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Open Source and information security mailing list archives
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Message-ID: <533105.53764.qm@web36610.mail.mud.yahoo.com> Date: Fri, 21 Sep 2007 09:04:37 -0700 (PDT) From: Casey Schaufler <casey@...aufler-ca.com> To: David Howells <dhowells@...hat.com>, casey@...aufler-ca.com Cc: dhowells@...hat.com, viro@....linux.org.uk, hch@...radead.org, Trond.Myklebust@...app.com, sds@...ho.nsa.gov, linux-kernel@...r.kernel.org, selinux@...ho.nsa.gov, linux-security-module@...r.kernel.org Subject: Re: [PATCH 00/22] Introduce credential record --- David Howells <dhowells@...hat.com> wrote: > Casey Schaufler <casey@...aufler-ca.com> wrote: > > > > One thing I'm not certain about is how this should interact with /proc, > > > which can display some of the stuff in the cred struct. I think it may > be > > > necessary to have a real cred pointer and an effective cred pointer, with > > > the contents of /proc coming from the real, but the effective governing > > > what actually goes on. > > > > I think you want the effective values to show up in /proc. > > Perhaps - but bear in mind that in the override case they weren't set by the > process itself. They are nonetheless in effect and (heaven forbid) should they be abused you don't want to hide the facts from concerned observers. Casey Schaufler casey@...aufler-ca.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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