From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Jordan Niethe <jniethe5@gmail.com>, linuxppc-dev@lists.ozlabs.org
Cc: Jordan Niethe <jniethe5@gmail.com>
Subject: Re: powerpc/powernv: Make opal log only readable by root
Date: Thu, 28 Feb 2019 20:21:15 +1100 (AEDT) [thread overview]
Message-ID: <4496Vg3Rpfz9sBF@ozlabs.org> (raw)
In-Reply-To: <20190227030229.12814-1-jniethe5@gmail.com>
On Wed, 2019-02-27 at 03:02:29 UTC, Jordan Niethe wrote:
> Currently the opal log is globally readable. It is kernel policy to limit
> the visibility of physical addresses / kernel pointers to root.
> Given this and the fact the opal log may contain this information it would
> be better to limit the readability to root.
>
> Signed-off-by: Jordan Niethe <jniethe5@gmail.com>
> Reviewed-by: Stewart Smith <stewart@linux.ibm.com>
> Reviewed-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/7b62f9bd2246b7d3d086e571397c14ba
cheers
prev parent reply other threads:[~2019-02-28 9:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-27 3:02 [PATCH] powerpc/powernv: Make opal log only readable by root Jordan Niethe
2019-02-27 3:59 ` Stewart Smith
2019-02-27 4:17 ` Andrew Donnellan
2019-02-27 11:54 ` Michael Ellerman
2019-02-28 9:21 ` Michael Ellerman [this message]
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