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To:     Vasily Gorbik <gor@linux.ibm.com>, Qian Cai <cai@redhat.com>
Cc:     LKML <linux-kernel@vger.kernel.org>,
        Heiko Carstens <hca@linux.ibm.com>,
        Christian Borntraeger <borntraeger@de.ibm.com>,
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        Joerg Roedel <joro@8bytes.org>,
        iommu@lists.linux-foundation.org, linux-hyperv@vger.kernel.org,
        Haiyang Zhang <haiyangz@microsoft.com>,
        Jon Derrick <jonathan.derrick@intel.com>,
        Lu Baolu <baolu.lu@linux.intel.com>,
        Wei Liu <wei.liu@kernel.org>,
        "K. Y. Srinivasan" <kys@microsoft.com>,
        Stephen Hemminger <sthemmin@microsoft.com>,
        Steve Wahl <steve.wahl@hpe.com>,
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        Russ Anderson <rja@hpe.com>, linux-pci@vger.kernel.org,
        Bjorn Helgaas <bhelgaas@google.com>,
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        xen-devel@lists.xenproject.org, Juergen Gross <jgross@suse.com>,
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        Stefano Stabellini <sstabellini@kernel.org>,
        Marc Zyngier <maz@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        "Rafael J. Wysocki" <rafael@kernel.org>,
        Megha Dey <megha.dey@intel.com>,
        Jason Gunthorpe <jgg@mellanox.com>,
        Dave Jiang <dave.jiang@intel.com>,
        Alex Williamson <alex.williamson@redhat.com>,
        Jacob Pan <jacob.jun.pan@intel.com>,
        Baolu Lu <baolu.lu@intel.com>,
        Kevin Tian <kevin.tian@intel.com>,
        Dan Williams <dan.j.williams@intel.com>
Subject: Re: [patch V2 34/46] PCI/MSI: Make arch_.*_msi_irq[s] fallbacks selectable
In-Reply-To: <your-ad-here.call-01601123933-ext-6476@work.hours>
References: <20200826111628.794979401@linutronix.de> <20200826112333.992429909@linutronix.de> <cdfd63305caa57785b0925dd24c0711ea02c8527.camel@redhat.com> <your-ad-here.call-01601123933-ext-6476@work.hours>
Date:   Mon, 28 Sep 2020 12:11:40 +0200
Message-ID: <87eemmky77.fsf@nanos.tec.linutronix.de>
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On Sat, Sep 26 2020 at 14:38, Vasily Gorbik wrote:
> On Fri, Sep 25, 2020 at 09:54:52AM -0400, Qian Cai wrote:
> Yes, as well as on mips and sparc which also don't FORCE_PCI.
> This seems to work for s390:
>
> diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
> index b0b7acf07eb8..41136fbe909b 100644
> --- a/arch/s390/Kconfig
> +++ b/arch/s390/Kconfig
> @@ -192,3 +192,3 @@ config S390
>         select PCI_MSI                  if PCI
> -       select PCI_MSI_ARCH_FALLBACKS
> +       select PCI_MSI_ARCH_FALLBACKS   if PCI
>         select SET_FS

lemme fix that for all of them ...