[PATCH v4 18/29] arm64: add POE signal support

[Catalin Marinas]

On Fri, May 03, 2024 at 02:01:36PM +0100, Joey Gouly wrote:
> Add PKEY support to signals, by saving and restoring POR_EL0 from the stackframe.
> 
> Signed-off-by: Joey Gouly <joey.gouly at arm.com>
> Cc: Catalin Marinas <catalin.marinas at arm.com>
> Cc: Will Deacon <will at kernel.org>
> Reviewed-by: Mark Brown <broonie at kernel.org>
> Acked-by: Szabolcs Nagy <szabolcs.nagy at arm.com>

Reviewed-by: Catalin Marinas <catalin.marinas at arm.com>