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Re: [Qemu-devel] [PATCH 1/2] hw/usb-ohci: Honour endpoint maximum packet
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [PATCH 1/2] hw/usb-ohci: Honour endpoint maximum packet size |
Date: |
Thu, 15 Sep 2011 12:24:58 +0100 |
On 15 September 2011 11:49, Gerd Hoffmann <address@hidden> wrote:
>Peter Maydell wrote:
>> It seems to me that at least some of that is likely to be
>> guest-visible, especially in the case where an endpoint returns an
>> error partway through. So it's not clear to me that you could
>> validly batch up everything in the TD and do it all at once.
>
> I think the only guest-visible effect is that the guest will never ever see
> an partially filled transfer block, it is either empty or completely filled
> (except on short transfers).
Hmm, maybe. Anyway, can we have this committed as a bug fix
for the current design pending you redoing this with your
new approach, please?
thanks
-- PMM
- [Qemu-devel] [PATCH 0/2] usb-ohci: fixes to allow usb-net to work, Peter Maydell, 2011/09/14
- [Qemu-devel] [PATCH 1/2] hw/usb-ohci: Honour endpoint maximum packet size, Peter Maydell, 2011/09/14
- Re: [Qemu-devel] [PATCH 1/2] hw/usb-ohci: Honour endpoint maximum packet size, Gerd Hoffmann, 2011/09/15
- Re: [Qemu-devel] [PATCH 1/2] hw/usb-ohci: Honour endpoint maximum packet size, Peter Maydell, 2011/09/15
- Re: [Qemu-devel] [PATCH 1/2] hw/usb-ohci: Honour endpoint maximum packet size, Gerd Hoffmann, 2011/09/15
- Re: [Qemu-devel] [PATCH 1/2] hw/usb-ohci: Honour endpoint maximum packet size, Peter Maydell, 2011/09/15
- Re: [Qemu-devel] [PATCH 1/2] hw/usb-ohci: Honour endpoint maximum packet size, Gerd Hoffmann, 2011/09/15
- Re: [Qemu-devel] [PATCH 1/2] hw/usb-ohci: Honour endpoint maximum packet size,
Peter Maydell <=
- Re: [Qemu-devel] [PATCH 1/2] hw/usb-ohci: Honour endpoint maximum packet size, Gerd Hoffmann, 2011/09/15
[Qemu-devel] [PATCH 2/2] hw/usb-ohci: Fix OHCI_TD_T1 bit position definition, Peter Maydell, 2011/09/14