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Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2
From: |
Richard W.M. Jones |
Subject: |
Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35? |
Date: |
Tue, 3 Aug 2010 17:43:08 +0100 |
User-agent: |
Mutt/1.5.20 (2009-12-10) |
On Tue, Aug 03, 2010 at 11:39:43AM -0500, Anthony Liguori wrote:
> Let's be fair. I think we've all agreed to adjust the fw_cfg
> interface to implement DMA. The only requirement was that the DMA
> operation not be triggered from a single port I/O but rather based
> on a polling operation which better fits the way real hardware
> works.
The patch I posted requires that the caller poll a register, so
hopefully this requirement is satisfied.
The other requirement was that the interface be discoverable, which is
also something in the latest version of the patch that I just posted.
Rich.
--
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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- Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35?, (continued)
- Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35?, Anthony Liguori, 2010/08/03
- Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35?, Avi Kivity, 2010/08/03
- Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35?, Richard W.M. Jones, 2010/08/03
- Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35?, Avi Kivity, 2010/08/03
- Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35?, Richard W.M. Jones, 2010/08/03
- Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35?, Avi Kivity, 2010/08/03
- Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35?, Anthony Liguori, 2010/08/03
- Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35?,
Richard W.M. Jones <=