Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH] compat_ioctl: introduce generic_compat_ioctl helper | Date | Sat, 20 Oct 2007 18:23:07 +0200 |
| |
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 <>< - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |