Re: [PATCH 06/11] iov_iter: handle the compat case in import_iovec

2020-09-21 Thread Al Viro
On Mon, Sep 21, 2020 at 04:34:29PM +0200, Christoph Hellwig wrote: > Use in compat_syscall to import either native or the compat iovecs, and > remove the now superflous compat_import_iovec, which removes the need for > special compat logic in most callers. Only io_uring needs special > treatment g

[PATCH 06/11] iov_iter: handle the compat case in import_iovec

2020-09-21 Thread Christoph Hellwig
Use in compat_syscall to import either native or the compat iovecs, and remove the now superflous compat_import_iovec, which removes the need for special compat logic in most callers. Only io_uring needs special treatment given that it can call import_iovec from kernel threads acting on behalf of