linux-kernel - Re: [PATCH v2 0/2] PCI: uniphier: Fix INTx masking/unmasking

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: <87ee9nb94s.wl-maz@kernel.org>
Date:   Fri, 17 Sep 2021 14:54:11 +0100
From:   Marc Zyngier <maz@...nel.org>
To:     Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>
Cc:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Pali Rohár <pali@...nel.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        linux-pci@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/2] PCI: uniphier: Fix INTx masking/unmasking

On Thu, 16 Sep 2021 12:30:52 +0100,
Kunihiko Hayashi <hayashi.kunihiko@...ionext.com> wrote:
> 
> Gentle ping, are there any comments about this series?
> 
> Thank you,
> 
> On 2021/08/30 11:22, Kunihiko Hayashi wrote:
> > This series includes some fixes to INTx masking/unmasking for UniPhier PCIe
> > host controller driver.
> > 
> > - Remove unnecessary bit clears to INTX mask field
> > - Remove unnecessary irq_ack() function because write access to status field
> >    doesn't work
> > - Add lock into callback functions to avoid race condition
> > 
> > Kunihiko Hayashi (2):
> >    PCI: uniphier: Fix INTx mask/unmask bit operation and remove ack
> >      function
> >    PCI: uniphier: Serialize INTx masking/unmasking
> > 
> >   drivers/pci/controller/dwc/pcie-uniphier.c | 26 ++++++++++----------------
> >   1 file changed, 10 insertions(+), 16 deletions(-)
> > 

Patches look OK, although I would personally squash them into a single
one (INTx masking never really worked before that). FWIW:

Acked-by: Marc Zyngier <maz@...nel.org>

	N,

-- 
Without deviation from the norm, progress is not possible.