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    SubjectRe: [PATCH] sata_nv: sgpio for nvidia mcp55 -v3
    Yinghai Lu wrote:
    > Impact: new features
    >
    > based on patch on
    > http://marc.info/?l=linux-ide&m=116289338705418&w=2
    >
    > 1. update the patch for 2.6.19 to latest upstream ( 2.6.28?)
    > 2. fix shared sgpio to support several mcp55 + io55, so every mcp55 have
    > seperate spinlock
    > 3. use scratch_source as numbering of sgpio instead of address of struct,
    > so could go through kexec/kdump
    >
    > v2: revert NV_ON and NV_OFF, so turn on Activity LED all the time when disk is idle.
    > v3: use one timer per sgpio instead of per nv_host, so for mcp55+io55 system will use 2 timers
    > instead of 6 timers.
    >
    > Signed-off-by: Yinghai Lu <yinghai@kernel.org>
    >
    > ---
    > drivers/ata/sata_nv.c | 562 ++++++++++++++++++++++++++++++++++++++++++++++++++
    > 1 file changed, 562 insertions(+)


    Is this really over 500 LOC, just to blink some lights from the data
    xfer hot path? :)

    Jeff





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