From: Anthony Liguori <anthony@codemonkey.ws>
To: Alexander Graf <agraf@suse.de>
Cc: joerg.roedel@amd.com, "Michael S. Tsirkin" <mst@redhat.com>,
Stefan Weil <sw@weilnetz.de>,
qemu-devel@nongnu.org, avi@redhat.com,
eduard.munteanu@linux360.ro,
David Gibson <david@gibson.dropbear.id.au>,
rth@twiddle.net
Subject: Re: [Qemu-devel] [PATCH 05/14] eepro100: Use PCI DMA stub functions
Date: Wed, 02 Nov 2011 12:19:14 -0500 [thread overview]
Message-ID: <4EB17B92.6020606@codemonkey.ws> (raw)
In-Reply-To: <4EB18467.1040801@suse.de>
On 11/02/2011 12:56 PM, Alexander Graf wrote:
> Michael S. Tsirkin wrote:
>> On Tue, Nov 01, 2011 at 03:24:28PM -0500, Anthony Liguori wrote:
>>
>> What does it get us, applying it before freeze?
>> It's an api change without new functionality.
>> Seems better on -next branch.
>>
>
> It gets us that downstreams can convert to the API for 1.0. It just
> feels a lot more right to change APIs for a 1.0 release than a 1.1 release.
>
> Also, it gives it more exposure and if anyone is inclined to have a
> small patch to add IOMMU support for a specific platform downstream,
> they can do so.
>
> Overall, I think it's a good idea to pull it in for 1.0. It certainly
> makes David's life easier :). Since we also have PCI support in -M
> pseries now we could even declare the non-usage of an IOMMU there as a
> bug and fix it for 1.0.1.
I was in violent agreement up until this last sentence ;-)
Having new bidirectional memory APIs is a really big positive infrastructure
change for us. It's been something we've needed for a long time.
Regards,
Anthony Liguori
next prev parent reply other threads:[~2011-11-02 17:19 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-31 6:06 [Qemu-devel] [0/14] Preliminary work for IOMMU emulation support (v3) David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 01/14] Define DMA address and direction types David Gibson
2011-11-01 22:21 ` Anthony Liguori
2011-10-31 6:06 ` [Qemu-devel] [PATCH 02/14] Use dma_addr_t type for scatter/gather code David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 03/14] Add stub functions for PCI device models to do PCI DMA David Gibson
2011-11-02 7:17 ` Michael S. Tsirkin
2011-11-02 11:47 ` David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 04/14] rtl8139: Use PCI DMA stub functions David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 05/14] eepro100: " David Gibson
2011-10-31 16:45 ` Stefan Weil
2011-11-01 20:24 ` Anthony Liguori
2011-11-02 7:40 ` Michael S. Tsirkin
2011-11-02 12:46 ` Anthony Liguori
2011-11-02 17:56 ` Alexander Graf
2011-11-02 17:19 ` Anthony Liguori [this message]
2011-11-02 17:28 ` Alexander Graf
2011-11-02 19:11 ` Michael S. Tsirkin
2011-11-03 0:52 ` David Gibson
2011-11-02 11:01 ` Michael S. Tsirkin
2011-11-02 7:16 ` Michael S. Tsirkin
2011-11-03 5:16 ` David Gibson
2011-11-03 12:25 ` Michael S. Tsirkin
2011-11-04 0:28 ` David Gibson
2011-11-05 8:32 ` Stefan Weil
2011-10-31 6:06 ` [Qemu-devel] [PATCH 06/14] ac97: " David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 07/14] es1370: " David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 08/14] e1000: " David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 09/14] lsi53c895a: " David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 10/14] pcnet-pci: " David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 11/14] intel-hda: " David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 12/14] PCI IDE: " David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 13/14] usb-ehci: " David Gibson
2011-10-31 6:06 ` [Qemu-devel] [PATCH 14/14] usb-uhci: " David Gibson
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