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Re: [Qemu-devel] [PATCH] virtio-blk: fix barrier support
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From: |
Kevin Wolf |
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Subject: |
Re: [Qemu-devel] [PATCH] virtio-blk: fix barrier support |
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Date: |
Wed, 19 May 2010 13:27:55 +0200 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100430 Fedora/3.0.4-2.fc12 Thunderbird/3.0.4 |
Am 19.05.2010 12:40, schrieb Christoph Hellwig:
> Before issuing the barrier to the block driver we need to flush our oustanding
> queue of write requests, as the flush is supposed to be issued after them.
>
> Signed-off-by: Christoph Hellwig <address@hidden>
Thanks, applied to the block branch.
I'm going to send a pull request today to get this in ASAP. It would be
helpful to know by then why Avi's patch helps and if it should be
pushed, too. It looks merely like a workaround, so I'd love to see it
replaced by a real fix.
Kevin