Re: f_ops flag to speed up compatible ioctls in linux kernel

Roland Dreier
2004-09-01T18:20:23Z

Chris> You forgot a driver specific filesystem which exposes
Chris> requests in a file per request type style. Also, there's a
Chris> simple_transaction type of file which can allow you
Chris> send/recv data and should eliminate the need for tagging.
Chris> Example, look at nfsd fs (fs/nfsd/nfsctl.c).

Thanks, I'll take a look at this. How does one handle the 32-bit
userspace / 64-bit kernel compat layer in this setup?

- R.