linux-kernel - Re: [PATCH v1 1/2] virtio-balloon: tweak config

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Message-ID: <5C2DE48D.4090105@intel.com>
Date:   Thu, 03 Jan 2019 18:31:41 +0800
From:   Wei Wang <wei.w.wang@...el.com>
To:     Cornelia Huck <cohuck@...hat.com>
CC:     virtio-dev@...ts.oasis-open.org, linux-kernel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, kvm@...r.kernel.org,
        mst@...hat.com, borntraeger@...ibm.com, pbonzini@...hat.com,
        dgilbert@...hat.com, pasic@...ux.ibm.com
Subject: Re: [PATCH v1 1/2] virtio-balloon: tweak config_changed implementation

On 01/03/2019 05:40 PM, Cornelia Huck wrote:
> On Thu,  3 Jan 2019 13:31:01 +0800
> Wei Wang <wei.w.wang@...el.com> wrote:
>
>> virtio-ccw has deadlock issues with reading config registers inside the
> s/config registers/the config space/ ?

Sounds good.

>
>> interrupt context, so we tweak the virtballoon_changed implementation
>> by moving the config read operations into the related workqueue contexts.
> Also credit Christian with a Reported-by:?

Yes, definitely. Sorry for missing that.

Best,
Wei