linux-kernel - Re: [v3 0/5] KVM: irqfd consumer based on IRQ bypass manager

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Date:	Mon, 03 Aug 2015 18:41:25 +0200
From:	Eric Auger <eric.auger@...aro.org>
To:	Feng Wu <feng.wu@...el.com>, linux-kernel@...r.kernel.org,
	kvm@...r.kernel.org
CC:	pbonzini@...hat.com, alex.williamson@...hat.com, joro@...tes.org
Subject: Re: [v3 0/5] KVM: irqfd consumer based on IRQ bypass manager

Hi Feng,
On 07/29/2015 10:46 AM, Feng Wu wrote:
> This series is based on Eric's "https://lkml.org/lkml/2015/7/6/291".
> Basically, I made the following chagnes:
> - Some changes based on Alex's irq bypass manager
>   v2: https://lkml.org/lkml/2015/7/16/810
> - Correct some minor erros and typo
> - Add something needed for posted-interrupts
> 
> Since this series contain the common part of posted-interrupts and
> forwarded irq, we can go forward only when this series are finalized,
> ,it is in the critical path. Seems Eric is on vacations these days,
> to speed up the process, I send out this new version, Eric, hope you
> are not mind of this. :) If I made any mistakes, please correct me.
Sorry for the delay and thanks for the upgrade.

I am going to send a v4 to add the compilation of virt/lib/irqbypass.c.
which is missing for arm/arm64. I will rearrange the signoffs vs history
in some patch files too.

Otherwise the changes look good to me.

Thanks

Eric

> Thank you!
> 
> My new version of posted-interrupts patches work well based on this
> series.
> 
> Eric Auger (4):
>   KVM: arm/arm64: select IRQ_BYPASS_MANAGER
>   KVM: create kvm_irqfd.h
>   KVM: introduce kvm_arch functions for IRQ bypass
>   KVM: eventfd: add irq bypass consumer management
> 
> Feng Wu (1):
>   KVM: x86: select IRQ_BYPASS_MANAGER
> 
>  arch/arm/kvm/Kconfig      |   1 +
>  arch/arm64/kvm/Kconfig    |   1 +
>  arch/x86/kvm/Kconfig      |   2 +
>  arch/x86/kvm/Makefile     |   3 ++
>  include/linux/kvm_host.h  |  33 +++++++++++++++
>  include/linux/kvm_irqfd.h |  71 +++++++++++++++++++++++++++++++
>  virt/kvm/Kconfig          |   3 ++
>  virt/kvm/eventfd.c        | 105 +++++++++++++++-------------------------------
>  8 files changed, 147 insertions(+), 72 deletions(-)
>  create mode 100644 include/linux/kvm_irqfd.h
> 

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