linux-kernel - Re: [PATCH v7 4/7] arm: Use common cpu

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]

Message-ID: <20190624153338.GA3762@e107155-lin>
Date:   Mon, 24 Jun 2019 16:33:38 +0100
From:   Sudeep Holla <sudeep.holla@....com>
To:     Russell King - ARM Linux admin <linux@...linux.org.uk>
Cc:     linux-kernel@...r.kernel.org, Albert Ou <aou@...s.berkeley.edu>,
        Anup Patel <anup@...infault.org>,
        Catalin Marinas <catalin.marinas@....com>,
        "David S. Miller" <davem@...emloft.net>,
        devicetree@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Ingo Molnar <mingo@...nel.org>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        linux-riscv@...ts.infradead.org,
        Mark Rutland <mark.rutland@....com>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Morten Rasmussen <morten.rasmussen@....com>,
        Otto Sabart <ottosabart@...erm.com>,
        Palmer Dabbelt <palmer@...ive.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Richard Fontana <rfontana@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Will Deacon <will.deacon@....com>,
        Atish Patra <atish.patra@....com>,
        Sudeep Holla <sudeep.holla@....com>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v7 4/7] arm: Use common cpu_topology structure and
 functions.

On Mon, Jun 24, 2019 at 04:30:33PM +0100, Russell King - ARM Linux admin wrote:
> On Mon, Jun 24, 2019 at 04:06:58PM +0100, Sudeep Holla wrote:
> > On Wed, Jun 19, 2019 at 01:10:57PM +0100, Sudeep Holla wrote:
> > > Hi Russell,
> > >
> > > On Mon, Jun 17, 2019 at 11:59:17AM -0700, Atish Patra wrote:
> > > > Currently, ARM32 and ARM64 uses different data structures to represent
> > > > their cpu topologies. Since, we are moving the ARM64 topology to common
> > > > code to be used by other architectures, we can reuse that for ARM32 as
> > > > well.
> > > >
> > > > Take this opprtunity to remove the redundant functions from ARM32 and
> > > > reuse the common code instead.
> > > >
> > > > To: Russell King <linux@...linux.org.uk>
> > > > Signed-off-by: Atish Patra <atish.patra@....com>
> > > > Tested-by: Sudeep Holla <sudeep.holla@....com> (on TC2)
> > > > Reviewed-by : Sudeep Holla <sudeep.holla@....com>
> > > >
> > > > ---
> > > > Hi Russell,
> > > > Can we get a ACK for this patch ? We are hoping that the entire
> > > > series can be merged at one go.
> > >
> > > It would be nice to get this in for v5.3 as it's almost there.
> > > Are you fine with these changes ?
> > >
> >
> > Do you have any objections with this patch ? We plan to merge through
> > RISC-V tree, please let us know. It has been acked-by all the other
> > maintainers.
>
> I have no interest in the CPU topology code; as far as I know I have
> no systems that are able to exercise this code in any way.  Therefore,
> I don't know this code, I have no way to test it, and so it is not
> appropriate for me to ack patches for it.
>

I completely understand that and we can take care of testing. As along
as you don't have objections to this, that should be fine I believe.

--
Regards,
Sudeep