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Re: [Qemu-devel] barriers: block layer preparations
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From: |
Jamie Lokier |
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Subject: |
Re: [Qemu-devel] barriers: block layer preparations |
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Date: |
Tue, 5 May 2009 16:38:09 +0100 |
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User-agent: |
Mutt/1.5.13 (2006-08-11) |
Avi Kivity wrote:
> An alternative approach is to add a new op, bdrv_aio_barrier(),
> submitted immediately after the write. It's probably more complicated
> overall.
Is it ok to submit a zero-length bdrv_aio_writev(), when you need a
barrier without data?
-- Jamie
[Qemu-devel] [PATCH 2/3] barriers: block-raw-posix barrier support, Christoph Hellwig, 2009/05/05
[Qemu-devel] [PATCH 3/3] barriers: virtio, Christoph Hellwig, 2009/05/05
Re: [Qemu-devel] [PATCH 0/3] write barrier support, Avi Kivity, 2009/05/05