linux-kernel - Re: [PATCH 5/5] x86/kvm: Add KVM_FEATURE_MSI_EXT_DEST

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Message-ID: <87362jqoh3.fsf@nanos.tec.linutronix.de>
Date:   Mon, 12 Oct 2020 20:38:16 +0200
From:   Thomas Gleixner <tglx@...utronix.de>
To:     David Woodhouse <dwmw2@...radead.org>, x86@...nel.org,
        Marc Zyngier <maz@...nel.org>
Cc:     kvm <kvm@...r.kernel.org>, Paolo Bonzini <pbonzini@...hat.com>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 5/5] x86/kvm: Add KVM_FEATURE_MSI_EXT_DEST_ID

On Mon, Oct 12 2020 at 17:06, David Woodhouse wrote:
> On Mon, 2020-10-12 at 11:33 +0200, Thomas Gleixner wrote:
>> You might want to look into using irq_find_matching_fwspec() instead for
>> both HPET and IOAPIC. That needs a select() callback implemented in the
>> remapping domains.
>
> That works.

:)

Nasty, but way better than what we have now. Now I start to wonder
whether we can get rid of a few other things as well especially the
non-standard alloc_info thingy.

Thanks,

        tglx