Messages in this thread | | | From | Arnd Bergmann <> | Date | Thu, 24 Feb 2022 08:05:48 +0100 | Subject | Re: [PATCH v2 07/18] nios2: drop access_ok() check from __put_user() |
| |
On Thu, Feb 24, 2022 at 12:30 AM Dinh Nguyen <dinguyen@kernel.org> wrote: > On 2/16/22 07:13, Arnd Bergmann wrote: From: Arnd Bergmann <arnd@arndb.de> > > > > Unlike other architectures, the nios2 version of __put_user() has an > > extra check for access_ok(), preventing it from being used to implement > > __put_kernel_nofault(). > > > > Split up put_user() along the same lines as __get_user()/get_user() > > > > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > > Acked-by: Dinh Nguyen <dinguyen@kernel.org>
Thanks! Could you also have a look at patch 2 (uaccess: fix nios2 and microblaze get_user_8)? That one is actually more critical, and should be backported to stable kernels.
Arnd
| |