[PATCH v1 9/9] staging: android: binder: Add binder compat layer

Greg KH gregkh at linuxfoundation.org
Wed Dec 4 21:43:25 UTC 2013


On Wed, Dec 04, 2013 at 12:46:42PM -0800, Colin Cross wrote:
> On Wed, Dec 4, 2013 at 10:35 AM, Greg KH <gregkh at linuxfoundation.org> wrote:
> <snip>
> 
> > And finally, is this all really needed?  Why not just fix the structures
> > to be "correct", and then fix userspace to use the correct structures as
> > well, thereby not needing a compat layer at all?
> 
> Some of the binder ioctls take userspace pointers.  Are you suggesting
> storing those pointers in a __u64 to avoid having to have a
> compat_ioctl?

Yes, that's the best way to solve the issue, right?

thanks,

greg k-h


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