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From: "H. Peter Anvin" <hpa@zytor.com>
To: Prarit Bhargava <prarit@redhat.com>, linux-kernel@vger.kernel.org
Cc: Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>,
	x86@kernel.org, Len Brown <len.brown@intel.com>,
	Dasaratharaman Chandramouli 
	<dasaratharaman.chandramouli@intel.com>
Subject: Re: [PATCH] x86, msr: Allow read access to /dev/cpu/X/msr
Date: Fri, 26 Jun 2015 11:45:30 -0700	[thread overview]
Message-ID: <558D9DCA.7070705@zytor.com> (raw)
In-Reply-To: <1435341131-3279-1-git-send-email-prarit@redhat.com>

On 06/26/2015 10:52 AM, Prarit Bhargava wrote:
> 
> This patch allows read access to the msr dev files which should be okay.
> No damage can be done by reading the MSR values and it allows non-root
> users to run system monitoring software.
> 

I don't believe that is true.

	-hpa



  reply	other threads:[~2015-06-26 18:46 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-26 17:52 [PATCH] x86, msr: Allow read access to /dev/cpu/X/msr Prarit Bhargava
2015-06-26 18:45 ` H. Peter Anvin [this message]
2015-06-26 19:23 ` Brian Gerst
2015-06-26 21:26   ` Prarit Bhargava
2015-06-28 15:13     ` Henrique de Moraes Holschuh
2015-06-27  8:33 ` Ingo Molnar
2015-06-27  8:39   ` Ingo Molnar
2015-06-27 15:52     ` Andy Lutomirski
2015-06-28 14:34       ` Prarit Bhargava
2015-06-28 15:10         ` Henrique de Moraes Holschuh
2015-06-29  6:42           ` Ingo Molnar
2015-06-29 10:58           ` Matt Fleming
2015-06-29 19:51         ` H. Peter Anvin
2015-06-30 12:20           ` Prarit Bhargava
2015-06-30 12:44             ` Peter Zijlstra
2015-06-30 12:57               ` Ingo Molnar
2015-06-30 13:23               ` Prarit Bhargava
2015-07-01 16:38       ` Brown, Len
2015-07-01 17:33         ` Andy Lutomirski
2015-07-02  9:15           ` Ingo Molnar
2015-07-02 19:22         ` H. Peter Anvin
2015-07-02 19:26           ` Andy Lutomirski
2015-07-03  7:42         ` Ingo Molnar

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