In message <[EMAIL PROTECTED]>, [EMAIL PROTECTED] writes:
>On Sat, Sep 15, 2001 at 12:13:58PM -0600, Warner Losh wrote:
>> unfortunately, there are many device structures that are passed around 
>> via DMA and hte like that don't let you do this...
>
>How come?  The struct represents some [semi-]physical organization?

Other hardware uses the data directly (say scatter/gathre lists for a SCSI 
host adapter or ethernet board) and you can't (or don't want to) change 
the  firmware on the device.


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