arm64: ptrace: Provide definitions for PMR values

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Introduce fixed values for PMR that are going to be used to mask and
unmask interrupts by priority.

The current priority given to GIC interrupts is 0xa0, so clearing PMR's
most significant bit is enough to mask interrupts.

Signed-off-by: Julien Thierry <julien.thierry@arm.com>
Suggested-by: Daniel Thompson <daniel.thompson@linaro.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

...

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Julien Thierry 2019-01-31 14:58:45 +00:00 • committed by Catalin Marinas

parent 3f1f3234bc

commit cdbc81ddef

1 changed files with 12 additions and 0 deletions

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arch/arm64/include/asm/ptrace.h

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