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From: Greg KH <gregkh@linuxfoundation.org>
To: Rui Salvaterra <rsalvaterra@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
	Marc Zyngier <maz@kernel.org>,
	linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
	Bjorn Helgaas <bhelgaas@google.com>,
	kernel-team@android.com, stable@vger.kernel.org
Subject: Re: [PATCH 0/2] PCI: MSI: Deal with devices lying about their masking capability
Date: Tue, 16 Nov 2021 11:39:19 +0100	[thread overview]
Message-ID: <YZOKV6z+6pDjjvcl@kroah.com> (raw)
In-Reply-To: <CALjTZvag6ex6bhAgJ_rJOfai8GgZQfWesdV=FiMrwEaXhVVVeQ@mail.gmail.com>

On Tue, Nov 16, 2021 at 10:21:18AM +0000, Rui Salvaterra wrote:
> Hi, Thomas,
> 
> On Fri, 5 Nov 2021 at 13:14, Thomas Gleixner <tglx@linutronix.de> wrote:
> >
> > On Thu, Nov 04 2021 at 18:01, Marc Zyngier wrote:
> > > Rui reported[1] that his Nvidia ION system stopped working with 5.15,
> > > with the AHCI device failing to get any MSI. A rapid investigation
> > > revealed that although the device doesn't advertise MSI masking, it
> > > actually needs it. Quality hardware indeed.
> > >
> > > Anyway, the couple of patches below are an attempt at dealing with the
> > > issue in a more or less generic way.
> > >
> > > [1] https://lore.kernel.org/r/CALjTZvbzYfBuLB+H=fj2J+9=DxjQ2Uqcy0if_PvmJ-nU-qEgkg@mail.gmail.com
> > >
> > > Marc Zyngier (2):
> > >   PCI: MSI: Deal with devices lying about their MSI mask capability
> > >   PCI: Add MSI masking quirk for Nvidia ION AHCI
> > >
> > >  drivers/pci/msi.c    | 3 +++
> > >  drivers/pci/quirks.c | 6 ++++++
> > >  include/linux/pci.h  | 2 ++
> > >  3 files changed, 11 insertions(+)
> >
> > Groan.
> >
> > Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
> 
> Just a reminder, to make sure this doesn't fall through the cracks.
> It's already in 5.16, but needs to be backported to 5.15. I'm not
> seeing it in Greg's 5.15 stable queue yet.

What is the git commit ids of these changes in Linus's tree?

thanks,

greg k-h

  reply	other threads:[~2021-11-16 10:39 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-04 18:01 Marc Zyngier
2021-11-04 18:01 ` [PATCH 1/2] PCI: MSI: Deal with devices lying about their MSI mask capability Marc Zyngier
2021-11-11  8:57   ` [tip: irq/urgent] PCI/MSI: " tip-bot2 for Marc Zyngier
2021-11-04 18:01 ` [PATCH 2/2] PCI: Add MSI masking quirk for Nvidia ION AHCI Marc Zyngier
2021-11-05 13:14 ` [PATCH 0/2] PCI: MSI: Deal with devices lying about their masking capability Thomas Gleixner
2021-11-16 10:21   ` Rui Salvaterra
2021-11-16 10:39     ` Greg KH [this message]
2021-11-16 10:47       ` Rui Salvaterra
2021-11-16 10:56         ` Greg KH
2021-11-19 14:05           ` Greg KH

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