From: Anshuman Khandual <anshuman.khandual@arm.com>
To: linux-arm-kernel@lists.infradead.org
Cc: Jonathan Corbet <corbet@lwn.net>, Marc Zyngier <maz@kernel.org>,
Oliver Upton <oliver.upton@linux.dev>,
James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, Mark Brown <broonie@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [RFC 0/8] arm64/hw_breakpoint: Enable FEAT_Debugv8p9
Date: Tue, 16 Apr 2024 09:24:17 +0530 [thread overview]
Message-ID: <fec0df6a-c35c-41fe-8b03-de1b15893ff8@arm.com> (raw)
In-Reply-To: <20240405080008.1225223-1-anshuman.khandual@arm.com>
On 4/5/24 13:30, Anshuman Khandual wrote:
> This series enables FEAT_Debugv8p9 thus extending breakpoint and watchpoint
> support upto 64. This has been lightly tested and still work is in progress
> but would like to get some early feedback on the approach.
>
> Possible impact of context switches while tracing kernel addresses needs to
> be evaluated regarding MDSELR_EL1 access. This series is based on v6.9-rc2.
>
> Cc: Jonathan Corbet <corbet@lwn.net>
> Cc: Marc Zyngier <maz@kernel.org>
> Cc: Oliver Upton <oliver.upton@linux.dev>
> Cc: James Morse <james.morse@arm.com>
> Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will@kernel.org>
> Cc: Mark Brown <broonie@kernel.org>
> Cc: Mark Rutland <mark.rutland@arm.com>
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: kvmarm@lists.linux.dev
> Cc: linux-kernel@vger.kernel.org
>
> Anshuman Khandual (8):
> arm64/sysreg: Add register fields for MDSELR_EL1
> arm64/sysreg: Add register fields for HDFGRTR2_EL2
> arm64/sysreg: Add register fields for HDFGWTR2_EL2
> arm64/sysreg: Update ID_AA64MMFR0_EL1 register
Since the above patches add and update register definitions related to
HW breakpoints, and have already been reviewed by Mark, will send them
independently.
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prev parent reply other threads:[~2024-04-16 3:54 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-05 8:00 [RFC 0/8] arm64/hw_breakpoint: Enable FEAT_Debugv8p9 Anshuman Khandual
2024-04-05 8:00 ` [RFC 1/8] arm64/sysreg: Add register fields for MDSELR_EL1 Anshuman Khandual
2024-04-05 12:52 ` Mark Brown
2024-04-05 8:00 ` [RFC 2/8] arm64/sysreg: Add register fields for HDFGRTR2_EL2 Anshuman Khandual
2024-04-05 12:59 ` Mark Brown
2024-04-05 8:00 ` [RFC 3/8] arm64/sysreg: Add register fields for HDFGWTR2_EL2 Anshuman Khandual
2024-04-05 13:08 ` Mark Brown
2024-04-05 8:00 ` [RFC 4/8] arm64/sysreg: Update ID_AA64MMFR0_EL1 register Anshuman Khandual
2024-04-05 13:16 ` Mark Brown
2024-04-05 8:00 ` [RFC 5/8] KVM: arm64: Explicitly handle MDSELR_EL1 traps as UNDEFINED Anshuman Khandual
2024-04-05 10:15 ` Marc Zyngier
2024-04-12 2:41 ` Anshuman Khandual
2024-04-12 11:05 ` Marc Zyngier
2024-04-16 5:46 ` Anshuman Khandual
2024-04-16 8:15 ` Marc Zyngier
2024-04-05 8:00 ` [RFC 6/8] arm64/cpufeature: Add field details for ID_AA64DFR1_EL1 register Anshuman Khandual
2024-04-05 8:00 ` [RFC 7/8] arm64/boot: Enable EL2 requirements for FEAT_Debugv8p9 Anshuman Khandual
2024-04-05 8:00 ` [RFC 8/8] arm64/hw_breakpoint: Enable FEAT_Debugv8p9 Anshuman Khandual
2024-04-05 10:26 ` Marc Zyngier
2024-04-16 3:13 ` Anshuman Khandual
2024-04-16 3:54 ` Anshuman Khandual [this message]
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