Re: [PATCH 7/8] ppc64: SPU file system

[Roland Dreier]

    Greg> No, as Ben said, do not do this.  Use write.  And as you are
    Greg> only doing 1 type of ioctl, it shouldn't be an issue.  Also
    Greg> it will be faster than the ioctl due to lack of BKL usage :)

This is no longer true.  ioctls don't have to take the BKL now that
struct file_operations has unlocked_ioctl and compat_ioctl.

 - R.
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