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: <ZVzPSQeyVytoyuk7@hovoldconsulting.com>
Date:   Tue, 21 Nov 2023 16:39:53 +0100
From:   Johan Hovold <johan@...nel.org>
To:     Mrinmay Sarkar <quic_msarkar@...cinc.com>
Cc:     agross@...nel.org, andersson@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        konrad.dybcio@...aro.org, mani@...nel.org, robh+dt@...nel.org,
        quic_shazhuss@...cinc.com, quic_nitegupt@...cinc.com,
        quic_ramkri@...cinc.com, quic_nayiluri@...cinc.com,
        dmitry.baryshkov@...aro.org, robh@...nel.org,
        quic_krichai@...cinc.com, quic_vbadigan@...cinc.com,
        quic_parass@...cinc.com, quic_schintav@...cinc.com,
        quic_shijjose@...cinc.com,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Krzysztof WilczyƄski <kw@...ux.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org
Subject: Re: [PATCH v4 3/3] arm64: dts: qcom: sa8775p: Mark PCIe EP
 controller as cache coherent

On Tue, Nov 21, 2023 at 09:02:41PM +0530, Mrinmay Sarkar wrote:
> 
> On 11/21/2023 8:25 PM, Johan Hovold wrote:
> > On Tue, Nov 21, 2023 at 08:08:13PM +0530, Mrinmay Sarkar wrote:
> >> The PCIe EP controller on SA8775P supports cache coherency, hence add
> >> the "dma-coherent" property to mark it as such.

> > What tree is this against?
> >
> > Both controllers are already marked as dma-coherent in mainline so this
> > patch makes no sense (and the context also looks wrong).

> Yes both the RC controllers are dma-coherent and this change is for
> PCIe EP controller and it is inside pcie0_ep node.
> Actually the pcie0_ep node change is yet to apply on linux next.
> I just made this change on top of that and the same I mentioned in
> cover letter.

Ah, thanks for clarifying, and sorry for the noise.

Johan

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ