Re: [PATCH 1/2] entry: Rename arch_check_user_regs() to arch_enter_from_user_mode()

Peter Zijlstra
2022-05-06T19:31:46Z

On Wed, May 04, 2022 at 08:23:50AM +0200, Thomas Richter wrote:
> From: Sven Schnelle <svens@linux.ibm.com>
>
> arch_check_user_regs() is used at the moment to verify that struct pt_regs
> contains valid values when entering the kernel from userspace. s390 needs
> a place in the generic entry code to modify a cpu data structure when
> switching from userspace to kernel mode. As arch_check_user_regs() is
> exactly this, rename it to arch_enter_from_user_mode().
>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Peter Zijlstra <peterz@infradead.org>
> Cc: Andy Lutomirski <luto@kernel.org>
> Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
> ---

With the note that NMI doesn't (necessarily) call this..

Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>