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    SubjectRe: [PATCH] compat_ioctl: introduce generic_compat_ioctl helper
    On Saturday 20 October 2007, Christoph Hellwig wrote:
    > At least for the unlocked_ioctl case this is not nessecary because
    > the driver an simply set both the unlocked_ioctl and compat_ioctl
    > handlers to the same function.  For the drivers not using unlocked_ioctl
    > yet a function like this makes sense in theory, but I'd prefer to
    > just switch them to ->unlocked_ioctl.

    There is still the problem with s390 compat_ptr() conversion, a driver
    using the same handler for both may interpret a pointer with the high
    bit set as out of range.

    Arnd <><
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      Last update: 2007-10-20 18:25    [W:0.020 / U:25.648 seconds]
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