Re: [PATCH v9 23/26] arm64: Handle serror in NMI context

[Marc Zyngier]

On Mon, 21 Jan 2019 15:33:42 +0000,
Julien Thierry <julien.thierry@xxxxxxx> wrote:
> 
> Per definition of the daifflags, Serrors can occur during any interrupt
> context, that includes NMI contexts. Trying to nmi_enter in an nmi context
> will crash.
> 
> Skip nmi_enter/nmi_exit when serror occurred during an NMI.
> 
> Suggested-by: James Morse <james.morse@xxxxxxx>
> Signed-off-by: Julien Thierry <julien.thierry@xxxxxxx>
> Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
> Cc: Will Deacon <will.deacon@xxxxxxx>
> Cc: Mark Rutland <mark.rutland@xxxxxxx>
> Cc: Dave Martin <dave.martin@xxxxxxx>
> Cc: James Morse <james.morse@xxxxxxx>

Acked-by: Marc Zyngier <marc.zyngier@xxxxxxx>

	M.

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