On Tue, 2005-03-01 at 14:01, Vikas Aggarwal wrote:
> And If  future IET be visioned as an Enterprise Class Array(Multiple
> Host-Side Adapters ie., FAs + Multiple Device Side Adapters ie., DAs),
> should better be in direct control of all the system-resources without
> being pushed out the kernel.
> 
of course this is the reason why we use that name.

ming

> Bryan Henderson <[EMAIL PROTECTED]> wrote:
>         One thing that's implicit in your reasons for wanting to be in
>         the kernel 
>         is that you've chosen to exploit the kernel's page cache. As a
>         user of 
>         the page cache, you have more control from inside the kernel
>         than from 
>         user space. The page cache was designed to be fundamentally
>         invisible to 
>         user space.
>         
>         A pure user space implementation of an ISCSI target would use
>         process 
>         virtual memory for a cache and manage it itself. It would
>         access the 
>         storage with direct I/O. It looks to me like this is aimed at
>         a 
>         single-application Linux system (the whole system is just an
>         ISCSI 
>         target), which means there's not much need for a kernel to
>         manage shared 
>         resources.
>         
>         --
>         Bryan Henderson IBM Almaden Research Center
>         San Jose CA Filesystems
>         
>         
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