Messages in this thread | | | Subject | Re: compat_ioctl question | From | Andi Kleen <> | Date | 27 Apr 2007 02:38:56 +0200 |
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Paul Fulghum <paulkf@microgate.com> writes: > > 1. define compat_ioctl() file operation for device and > implement translation code in individual driver > 2. add COMPATIBLE_IOCTL entry to include/linux/compat_ioctl.h > to mark an ioctl code as the same in any environment > 3. add HANDLE_IOCTL entry to fs/compat_ioctl.c with translation code > implemented in the same file > > There is no way to implement #1 for a tty driver without > modifying the kernel tty code to allow registration of a > compat_ioctl() handler.
(1) is really the recommended solution for all new code
I would recommend you modify the tty driver to pass compat_ioctl through through. Should not do very hard.
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