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Re: [Qemu-devel] [PATCH 0/3] write barrier support
From: |
Christoph Hellwig |
Subject: |
Re: [Qemu-devel] [PATCH 0/3] write barrier support |
Date: |
Tue, 5 May 2009 23:00:28 +0200 |
User-agent: |
Mutt/1.3.28i |
On Tue, May 05, 2009 at 04:53:25PM +0300, Avi Kivity wrote:
> I suggest emulating barriers for format drivers that don't support them
> by queuing the writes in the block layer and issuing a flush_all command.
We could potentially move the thread pool in posix-aio-compat.c to
work ontop of the QEMU block API instead of the Posix API which would
take care of this. It might also help replacing the state machines
in qcow/qcow2 with a simpler threaded model, but that would need
separate investigation.
[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
- Re: [Qemu-devel] [PATCH 0/3] write barrier support,
Christoph Hellwig <=