linux-kernel - RE: [patch 17/20] platform-msi: Switch to the domain id aware MSI interfaces

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Date:   Fri, 18 Nov 2022 13:26:56 +0100
From:   Thomas Gleixner <tglx@...utronix.de>
To:     "Tian, Kevin" <kevin.tian@...el.com>,
        LKML <linux-kernel@...r.kernel.org>
Cc:     "x86@...nel.org" <x86@...nel.org>, Joerg Roedel <joro@...tes.org>,
        Will Deacon <will@...nel.org>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Marc Zyngier <maz@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jason Gunthorpe <jgg@...lanox.com>,
        "Jiang, Dave" <dave.jiang@...el.com>,
        Alex Williamson <alex.williamson@...hat.com>,
        "Williams, Dan J" <dan.j.williams@...el.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        "Raj, Ashok" <ashok.raj@...el.com>, Jon Mason <jdmason@...zu.us>,
        Allen Hubbe <allenbh@...il.com>,
        "Ahmed S. Darwish" <darwi@...utronix.de>,
        "Chatre, Reinette" <reinette.chatre@...el.com>
Subject: RE: [patch 17/20] platform-msi: Switch to the domain id aware MSI
 interfaces

On Fri, Nov 18 2022 at 08:53, Kevin Tian wrote:
>> From: Thomas Gleixner <tglx@...utronix.de>
>> 
>> -	err = msi_domain_alloc_irqs(dev->msi.domain, dev, nvec);
>> +	err = msi_domain_alloc_irqs_range(dev, MSI_DEFAULT_DOMAIN, 0,
>> nvec - 1);
>>  	if (err)
>>  		platform_msi_free_priv_data(dev);
>> 
>
> Out of curiosity. Why don't we provide an unlocked version of
> msi_domain_alloc_irqs_all()?

-ENOUSER