linux-kernel - Re: [PATCH] arm64/hw_breakpoint: Define an ISS code for watchpoint exception

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Message-ID: <2450a11c-9b90-4b7c-9093-c3f976f7f42a@sirena.org.uk>
Date: Wed, 28 Feb 2024 13:06:50 +0000
From: Mark Brown <broonie@...nel.org>
To: Anshuman Khandual <anshuman.khandual@....com>
Cc: linux-arm-kernel@...ts.infradead.org,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will@...nel.org>, Mark Rutland <mark.rutland@....com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64/hw_breakpoint: Define an ISS code for watchpoint
 exception

On Fri, Feb 23, 2024 at 03:16:15PM +0530, Anshuman Khandual wrote:
> This defines a new ISS code macro i.e ESR_ELx_WnR for watchpoint exception.
> This represents an instruction's either writing to or reading from a memory
> location during an watchpoint exception, and also moves this macro into the
> ESR header as required. This drops non-standard AARCH64_ESR_ACCESS_MASK.

Reviewed-by: Mark Brown <broonie@...nel.org>

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