linux-kernel - Re: [PATCH v3 1/2] of: base: add support to find the level of the last cache

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] [day] [month] [year] [list]

Message-ID: <20170117113048.GD27328@arm.com>
Date:   Tue, 17 Jan 2017 11:30:49 +0000
From:   Will Deacon <will.deacon@....com>
To:     Sudeep Holla <sudeep.holla@....com>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Rob Herring <robh+dt@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Tan Xiaojun <tanxiaojun@...wei.com>,
        Mark Rutland <mark.rutland@....com>
Subject: Re: [PATCH v3 1/2] of: base: add support to find the level of the
 last cache

On Mon, Jan 16, 2017 at 10:40:43AM +0000, Sudeep Holla wrote:
> It is useful to have helper function just to get the number of cache
> levels for a given logical cpu. We can obtain the same by just checking
> the level at which the last cache is present. This patch adds support
> to find the level of the last cache for a given cpu.
> 
> It will be used on ARM64 platform where the device tree provides the
> information for the additional non-architected/transparent/external
> last level caches that are not integrated with the processors.
> 
> Cc: Mark Rutland <mark.rutland@....com>
> Suggested-by: Rob Herring <robh+dt@...nel.org>
> Acked-by: Rob Herring <robh+dt@...nel.org>
> Tested-by: Tan Xiaojun <tanxiaojun@...wei.com>
> Signed-off-by: Sudeep Holla <sudeep.holla@....com>
> ---
>  drivers/of/base.c  | 26 ++++++++++++++++++++++++++
>  include/linux/of.h |  1 +
>  2 files changed, 27 insertions(+)

Thanks, I've queued these two for 4.11.

Will