Re: [PATCH v8 13/26] arm64: daifflags: Include PMR in daifflags restore operations
From: Catalin Marinas <catalin.marinas@arm.com>
Date: 2019-01-18 16:43:37
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From: Catalin Marinas <catalin.marinas@arm.com>
Date: 2019-01-18 16:43:37
Also in:
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On Tue, Jan 08, 2019 at 02:07:31PM +0000, Julien Thierry wrote:
The addition of PMR should not bypass the semantics of daifflags. When DA_F are set, I bit is also set as no interrupts (even of higher priority) is allowed. When DA_F are cleared, I bit is cleared and interrupt enabling/disabling goes through ICC_PMR_EL1. Signed-off-by: Julien Thierry <redacted> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <redacted> Cc: James Morse <james.morse@arm.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com> _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel