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Re: mjf-devfs2 branch

On Monday, 31 Mar 2008 9:41:14

> Block devices don't give you that now.  They access the
> _metadata_ cache -- it no longer holds file data, and the
> allocation scheme it uses now is utterly performance-destroying if
> you try to use a block device from userspace to get cached access
> to the underlying diskdrive.

Thanks for the explanation,  I had the misconception that disk blocks
accessed via block devices were always directly added in the buffer

Matthew Mondor

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