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From: "Tobin C. Harding" <me@tobin.cc>
To: Kees Cook <keescook@chromium.org>
Cc: Jonathan Corbet <corbet@lwn.net>,
	Laura Abbott <labbott@redhat.com>, Jessica Yu <jeyu@redhat.com>,
	linux-doc@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] doc: update 'unique identifiers'
Date: Tue, 5 Dec 2017 08:44:40 +1100	[thread overview]
Message-ID: <20171204214440.GH21565@eros> (raw)
In-Reply-To: <CAGXu5jKKojS4SjHwwxKKeU=5HCBuv_iFROHC+r3jb9D4BY4U0w@mail.gmail.com>

On Mon, Dec 04, 2017 at 01:28:45PM -0800, Kees Cook wrote:
> On Mon, Dec 4, 2017 at 1:22 PM, Tobin C. Harding <me@tobin.cc> wrote:
> > Advice about what to use as a unique identifier is no longer valid since
> > patch series was merged to hash pointers printed with %p. We can use
> > this as a unique identifier now.
> >
> > Signed-off-by: Tobin C. Harding <me@tobin.cc>
> 
> I don't agree: %p should still not be encouraged. Exposing an
> identifier to userspace needs careful consideration, and atomics,
> idrs, etc, continue to be a good recommendation here, as far as I'm
> concerned.

Ok no worries, so these docs are valid and current as is? I have no
agenda with this patch, just attempting to keep the docs in line with
the code :)

thanks,
Tobin.

  reply	other threads:[~2017-12-04 21:44 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-04 21:22 [PATCH] doc: update 'unique identifiers' Tobin C. Harding
2017-12-04 21:28 ` Kees Cook
2017-12-04 21:44   ` Tobin C. Harding [this message]
2017-12-04 21:51     ` Kees Cook
2017-12-04 23:39       ` Tobin C. Harding
2017-12-05  1:25         ` Kees Cook

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