Re: [PATCH] 64 bit scsi read/write

Rod Van Meter (rdv@cips.nokia.com)
Mon, 16 Jul 2001 08:11:54 -0700


At 4:14 PM -0700 2001-07-15, Rod Van Meter wrote:
> >You can commit an individual write with the FUA (force unit access)
> >bit. The command for this is not WRITE EXTENDED, but WRITE(10) or
> >WRITE(12). I don't think WRITE(6) has room for the bit, and WRITE(6)
> >is useless nowadays, anyway. WRITE EXTENDED lets you write over the
> >ECC bits -- it's a raw write to the platter. Dunno that anyone
> >implements it any more.
>
> WRITE EXTENDED is WRITE(10), I believe. The ECC-writing version is
> WRITE LONG; IBM (at least) implements it.
>

Whoops, you're right! Brain fart. We never used the term WRITE
EXTENDED; we always just called it WRITE(10) or WRITE(12).

--Rod
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