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From:   Thomas Gleixner <tglx@linutronix.de>
To:     Reinette Chatre <reinette.chatre@intel.com>,
        LKML <linux-kernel@vger.kernel.org>
Cc:     x86@kernel.org, Joerg Roedel <joro@8bytes.org>,
        Will Deacon <will@kernel.org>, linux-pci@vger.kernel.org,
        Bjorn Helgaas <bhelgaas@google.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
        Marc Zyngier <maz@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Jason Gunthorpe <jgg@mellanox.com>,
        Dave Jiang <dave.jiang@intel.com>,
        Alex Williamson <alex.williamson@redhat.com>,
        Kevin Tian <kevin.tian@intel.com>,
        Dan Williams <dan.j.williams@intel.com>,
        Logan Gunthorpe <logang@deltatee.com>,
        Ashok Raj <ashok.raj@intel.com>, Jon Mason <jdmason@kudzu.us>,
        Allen Hubbe <allenbh@gmail.com>,
        "Ahmed S. Darwish" <darwi@linutronix.de>
Subject: Re: [patch 33/33] irqchip: Add IDXD Interrupt Message Store driver
In-Reply-To: <87sfhxoa7i.ffs@tglx>
References: <20221111133158.196269823@linutronix.de>
 <20221111135207.141746268@linutronix.de>
 <4a15c569-0545-20ac-e74c-ae17f7eb067d@intel.com> <87sfhxoa7i.ffs@tglx>
Date:   Mon, 05 Dec 2022 16:20:31 +0100
Message-ID: <87v8mpg9mo.ffs@tglx>
MIME-Version: 1.0
Content-Type: text/plain
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On Fri, Dec 02 2022 at 20:51, Thomas Gleixner wrote:
> On Fri, Dec 02 2022 at 09:55, Reinette Chatre wrote:
>> With the first change I am able to test IMS on the host using devmsi-v2-part3
>> of the development branch. I did try to update to the most recent development
>> to confirm all is well but version devmsi-v3.1-part3 behaves differently
>> in that pci_ims_alloc_irq() returns successfully but the returned
>> virq is 0. This triggers a problem when request_threaded_irq() runs and
>> reports:
>> genirq: Flags mismatch irq 0. 00000000 (idxd-portal) vs. 00015a00 (timer)
>
> Bah. Let me figure out what I fat-fingered there.

tag devmsi-v3.2-part3 works again.