linux-kernel - Re: [PATCHv4 1/2] ARM: imx53: add secure-reg-access support for PMU

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 12 Feb 2018 10:48:43 -0200
From:   Fabio Estevam <festevam@...il.com>
To:     Sebastian Reichel <sebastian.reichel@...labora.co.uk>
Cc:     Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Will Deacon <will.deacon@....com>,
        Mark Rutland <mark.rutland@....com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Russell King <linux@...linux.org.uk>, Ian Ray <ian.ray@...com>,
        Nandor Han <nandor.han@...com>, kernel@...labora.com,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCHv4 1/2] ARM: imx53: add secure-reg-access support for PMU

On Mon, Feb 12, 2018 at 10:39 AM, Sebastian Reichel
<sebastian.reichel@...labora.co.uk> wrote:
> On i.MX53 it is necessary to set the DBG_EN bit in the
> platform GPC register to enable access to PMU counters
> other than the cycle counter.
>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.co.uk>

Reviewed-by: Fabio Estevam <fabio.estevam@....com>