Re: [PATCH v3 01/22] hardirq/nmi: Allow nested nmi_enter()

Will Deacon
2020-02-20T08:42:02Z

On Wed, Feb 19, 2020 at 03:47:25PM +0100, Peter Zijlstra wrote:
> Since there are already a number of sites (ARM64, PowerPC) that
> effectively nest nmi_enter(), lets make the primitive support this
> before adding even more.
>
> Cc: Will Deacon <will@kernel.org>
> Cc: Marc Zyngier <maz@kernel.org>
> Cc: Michael Ellerman <mpe@ellerman.id.au>
> Cc: Petr Mladek <pmladek@suse.com>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
> ---
> arch/arm64/include/asm/hardirq.h | 4 ++--
> arch/arm64/kernel/sdei.c | 14 ++------------
> arch/arm64/kernel/traps.c | 8 ++------

For these arm64 bits:

Acked-by: Will Deacon <will@kernel.org>

Will