Re: [PATCH v11 net-next 00/12] eBPF syscall, verifier, testsuite

On Wed, Sep 10, 2014 at 2:21 AM, Daniel Borkmann [off-list ref] wrote:

When you pass in these structs with pointers in it to other user space
buffers, how do you handle this with mixed 32/64 bit user/kernel space?

...

Perhaps I'm missing something, but I think, that would currently break in
your syscall handler, no?

yes. compat stuff is not part of this diff.
I was thinking to handle it similar to the way signalfd deals with it:
add compat syscall, compat struct and convert it before going into
main entry point.