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Re: [Qemu-devel] [PATCH] ide.c make write cacheing controllable by guest
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From: |
Chris Wedgwood |
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Subject: |
Re: [Qemu-devel] [PATCH] ide.c make write cacheing controllable by guest |
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Date: |
Mon, 25 Feb 2008 17:16:39 -0800 |
On Mon, Feb 25, 2008 at 08:50:40PM +0000, Jamie Lokier wrote:
> On Linux (and other host OSes), fdatsync() and fsync() don't always
> commit data to hard storage; it sometimes only commits it to the hard
> drive cache.
That's a filesystem bug IMO. People should be able to use f[data]sync
with some level onf confidence or else it's basically pointless.