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Re: [Qemu-devel] Re: [PATCH] Disable O_DIRECT for physical CDROM/DVD dri
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From: |
Jes Sorensen |
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Subject: |
Re: [Qemu-devel] Re: [PATCH] Disable O_DIRECT for physical CDROM/DVD drives |
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Date: |
Tue, 20 Jul 2010 18:20:05 +0200 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.10) Gecko/20100621 Fedora/3.0.5-1.fc13 Lightning/1.0b2pre Thunderbird/3.0.5 |
On 07/20/10 18:16, David S. Ahern wrote:
> What about setting the logical and physical block size properties? Is
> the intent of these to handle varying sizes amongst block devices?
>
> David
Well the problem is that we need to know the sector size of the host
device, and then start using that within QEMU for anything using
O_DIRECT. The way the QEMU code handles it right now is by hard coding
it, and cleaning that up could be a bit messy, but it should go on the
todo list.
Cheers,
Jes
Re: [Qemu-devel] Re: [PATCH] Disable O_DIRECT for physical CDROM/DVD drives, Kevin Wolf, 2010/07/20
Re: [Qemu-devel] [PATCH] Disable O_DIRECT for physical CDROM/DVD drives, Natalia Portillo, 2010/07/20