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    SubjectRe: [PATCH 1/2] Avoid bio_endio recursion
    On Fri, 4 Jul 2008, Alan Cox wrote:

    >> SCSI. Even the NCQ commands are done via IDE registers, not SCSI command
    >> block. It seems like someone wanted to save few weeks of coding by reusing
    >
    > Thats really a trivial question of encoding, in all but actual
    > byte encoding it is SCSI. Once you look at SAS and ATAPI it's all the
    > more clear.

    For SAS and ATAPI you're right - that's SCSI.

    But not for SATA disks. The only thing SCSI and SATA disk have common is
    that they may process concurrently more requests. There's nothing else.

    Mikulas


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