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Re: [Qemu-devel] [PATCH] block: clarify the meaning of BDRV_O_NOCACHE
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From: |
Kevin Wolf |
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Subject: |
Re: [Qemu-devel] [PATCH] block: clarify the meaning of BDRV_O_NOCACHE |
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Date: |
Tue, 24 May 2011 17:02:45 +0200 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.15) Gecko/20101027 Fedora/3.0.10-1.fc12 Thunderbird/3.0.10 |
Am 17.05.2011 18:04, schrieb Christoph Hellwig:
> Change BDRV_O_NOCACHE to only imply bypassing the host OS file cache,
> but no writeback semantics. All existing callers are changed to also
> specify BDRV_O_CACHE_WB to give them writeback semantics.
>
> Signed-off-by: Christoph Hellwig <address@hidden>
Thanks, applied to the block branch.
Changing bdrv_pwrite_sync wouldn't hurt, but it's harmless, so we can do
it on top.
Kevin