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    SubjectRe: Flash Back -- kernel 2.1.111
    On Fri, 22 Feb 2002, Alan Cox wrote:

    > > Does forcing a command to bypass the contents in the cache meaning
    > > anything. This is not a cache sync like SCSI. It is a cache bypass and
    > > will violate the journal on the down/commit block.
    >
    > Thats a really useful option for a whole load of operations. Database folk
    > in paticular may well benefit as will O_DIRECT stuff
    >

    I agree that command mode has a proper use but the goal was to add in
    write ordering barrier operations w/ a setfeature to modify the behavior
    of the command.

    Cheers,

    Andre Hedrick
    Linux Disk Certification Project Linux ATA Development

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