From: Paolo Bonzini <pbonzini@redhat.com>
To: David Gibson <david@gibson.dropbear.id.au>
Cc: lvivier@redhat.com, thuth@redhat.com, qemu-devel@nongnu.org,
abologna@redhat.com, alex.williamson@redhat.com,
qemu-ppc@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 5/7] memory: Allow replay of IOMMU mapping notifications
Date: Tue, 29 Sep 2015 09:15:58 +0200 [thread overview]
Message-ID: <560A3AAE.7070005@redhat.com> (raw)
In-Reply-To: <20150929033033.GA19428@voom.redhat.com>
On 29/09/2015 05:30, David Gibson wrote:
>> Maybe... The only issue is the "granularity" argument, which is
>> not in memory_region_register_iommu_notifier. That makes me
>> wonder if the replay and registration make sense as separate
>> operations.
>>
>> What about adding a new function memory_region_iommu_replay and
>> separate the two phases?
>
> Hm.. I'm not sure I see much advantage to separating the phases.
It's just that it's (IMO) the clearest API. It shows how the
granularity is only used for replay.
> But I don't particularly object to the idea either. So, I think
it's your
> call.
Yes, let's separate it.
Thanks,
Paolo
next prev parent reply other threads:[~2015-09-29 7:16 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-24 4:33 [Qemu-devel] [PATCH 0/7] VFIO extensions to allow VFIO devices on spapr-pci-host-bridge David Gibson
2015-09-24 4:33 ` [Qemu-devel] [PATCH 1/7] vfio: Remove unneeded union from VFIOContainer David Gibson
2015-09-24 16:01 ` Alex Williamson
2015-09-25 5:14 ` David Gibson
2015-09-24 16:10 ` Thomas Huth
2015-09-24 4:33 ` [Qemu-devel] [PATCH 2/7] vfio: Generalize vfio_listener_region_add failure path David Gibson
2015-09-24 4:33 ` [Qemu-devel] [PATCH 3/7] vfio: Check guest IOVA ranges against host IOMMU capabilities David Gibson
2015-09-24 17:32 ` Alex Williamson
2015-09-25 5:20 ` David Gibson
2015-09-24 4:33 ` [Qemu-devel] [PATCH 4/7] vfio: Record host IOMMU's available IO page sizes David Gibson
2015-09-24 17:32 ` Alex Williamson
2015-09-25 5:21 ` David Gibson
2015-09-24 4:33 ` [Qemu-devel] [PATCH 5/7] memory: Allow replay of IOMMU mapping notifications David Gibson
2015-09-24 16:08 ` Laurent Vivier
2015-09-25 5:39 ` David Gibson
2015-09-24 17:32 ` Alex Williamson
2015-09-25 5:24 ` David Gibson
2015-09-25 11:25 ` Paolo Bonzini
2015-09-25 11:20 ` Paolo Bonzini
2015-09-25 11:33 ` David Gibson
2015-09-25 12:04 ` Paolo Bonzini
2015-09-26 6:54 ` David Gibson
2015-09-28 8:59 ` Paolo Bonzini
2015-09-29 3:30 ` David Gibson
2015-09-29 7:15 ` Paolo Bonzini [this message]
2015-09-30 2:15 ` David Gibson
2015-09-24 4:33 ` [Qemu-devel] [PATCH 6/7] vfio: Allow hotplug of containers onto existing guest IOMMU mappings David Gibson
2015-09-24 4:33 ` [Qemu-devel] [PATCH 7/7] vfio: Expose a VFIO PCI device's group for EEH David Gibson
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