Re: [Xen-devel] [PATCH v12 00/10] gic and vgic fixes and improvements

[Vijay Kilari <vijay.kilari@xxxxxxxxx>]

Hi Ian,

On Wed, Sep 3, 2014 at 9:49 PM, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
>
> On Wed, 2014-08-13 at 17:29 +0100, Stefano Stabellini wrote:
>> this patch series is a collection of three previously sent patch series
>> to fix bugs in the gic/vgic and implement irq migration on arm.
>> They have been grouped together under Ian's suggestion.
>
> All applied, thanks.
>
> A few patches here touch (v)gic-v2.c, which I assume means some sort of
> update to the gic v3 series is going to be needed? Can you offer any
> advice to Vijay (ccd)?
>
> From "git log --oneline origin/staging..HEAD -- xen/arch/arm/*gic-v2.c"
> these seem to be:
>
> 50d8fe8 xen/arm: make accesses to desc->status flags atomic
> 446df2f xen/arm: take the rank lock before accessing ipriority
>
>         These two should be trivial to carry over.
>
> 5bd62a7 xen/arm: physical irq follow virtual irq
>
>         gic v3 version will be different, but should be pretty easy?
>
    All the above changes are taken care in v9 series

> 6e42345 xen/arm: inflight irqs during migration
>
>         This one looks a bit scary, and would need similar handling for
>         the IROUTER stuff, I think?
>
> 5b3a817 xen/arm: observe itargets setting in vgic_enable_irqs and vgic
>
>         A new vgic_ops hook needs implementing.

   I have completed changes in gicv3 using IROUTER. I will send separate
RFC patch for this tomorrow.

>
> Ian.
>
>

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