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Re: [Qemu-devel] [PATCH V3] block/nfs: cache allocated filesize for read
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From: |
Jeff Cody |
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Subject: |
Re: [Qemu-devel] [PATCH V3] block/nfs: cache allocated filesize for read-only files |
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Date: |
Fri, 28 Aug 2015 13:42:43 -0400 |
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User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Thu, Aug 27, 2015 at 12:30:41PM +0200, Peter Lieven wrote:
> If the file is readonly its not expected to grow so
> save the blocking call to nfs_fstat_async and use
> the value saved at connection time. Also important
> the monitor (and thus the main loop) will not hang
> if block device info is queried and the NFS share
> is unresponsive.
>
> Signed-off-by: Peter Lieven <address@hidden>
> ---
> v1->v2: update cache on reopen_prepare [Max]
> v2->v3: use cache only if cache.direct=off [Max]
>
Reviewed-by: Jeff Cody <address@hidden>