linux-kernel - Re: [patch 09/39] powerpc/pseries/msi: Use msi_domain_ops::msi_post

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Message-ID: <Y3UhtIEpiQUZi5NF@nvidia.com>
Date:   Wed, 16 Nov 2022 13:45:24 -0400
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     LKML <linux-kernel@...r.kernel.org>, x86@...nel.org,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.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>,
        Dave Jiang <dave.jiang@...el.com>,
        Alex Williamson <alex.williamson@...hat.com>,
        Kevin Tian <kevin.tian@...el.com>,
        Dan Williams <dan.j.williams@...el.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        Ashok Raj <ashok.raj@...el.com>, Jon Mason <jdmason@...zu.us>,
        Allen Hubbe <allenbh@...il.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        linuxppc-dev@...ts.ozlabs.org,
        "Ahmed S. Darwish" <darwi@...utronix.de>,
        Reinette Chatre <reinette.chatre@...el.com>
Subject: Re: [patch 09/39] powerpc/pseries/msi: Use
 msi_domain_ops::msi_post_free()

On Fri, Nov 11, 2022 at 02:54:28PM +0100, Thomas Gleixner wrote:
> Use the new msi_post_free() callback which is invoked after the interrupts
> have been freed to tell the hypervisor about the shutdown.
> 
> This allows to remove the exposure of __msi_domain_free_irqs().
> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Cc: Michael Ellerman <mpe@...erman.id.au>
> Cc: Christophe Leroy <christophe.leroy@...roup.eu>
> Cc: linuxppc-dev@...ts.ozlabs.org
> ---
>  arch/powerpc/platforms/pseries/msi.c |    7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@...dia.com>

Jason