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Date: Thu, 29 May 2025 17:48:39 +0100
From: Leo Yan <leo.yan@arm.com>
To: James Clark <james.clark@linaro.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>, Mark Rutland <mark.rutland@arm.com>,
	Jonathan Corbet <corbet@lwn.net>, Marc Zyngier <maz@kernel.org>,
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Subject: Re: [PATCH v2 00/11] perf: arm_spe: Armv8.8 SPE features
Message-ID: <20250529164839.GN2566836@e132581.arm.com>
References: <20250529-james-perf-feat_spe_eft-v2-0-a01a9baad06a@linaro.org>
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In-Reply-To: <20250529-james-perf-feat_spe_eft-v2-0-a01a9baad06a@linaro.org>

On Thu, May 29, 2025 at 12:30:21PM +0100, James Clark wrote:
> Support 3 new SPE features: FEAT_SPEv1p4 filters, FEAT_SPE_EFT extended
> filtering, and SPE_FEAT_FDS data source filtering. The features are
> independent can be applied separately:
> 
>   * Prerequisite sysreg changes - patches 1 - 2
>   * FEAT_SPEv1p4 - patch 3
>   * FEAT_SPE_EFT - patch 4
>   * FEAT_SPE_FDS - patches 5 - 8
>   * FEAT_SPE_FDS Perf tool changes - patches 9 - 11
> 
> The first two features will work with old Perfs but a Perf change to
> parse the new config4 is required for the last feature.

I tested the load_filter_mask / store_filter_mask (FEAT_SPE_EFT) and
data_src_filter (SPE_FEAT_FDS), all of them work as expected.

Tested-by: Leo Yan <leo.yan@arm.com>