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From: Rob Herring <robh@kernel.org>
To: Namhyung Kim <namhyung@kernel.org>,
	James Morse <james.morse@arm.com>, Ingo Molnar <mingo@redhat.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Marc Zyngier <maz@kernel.org>,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	Will Deacon <will@kernel.org>,
	Alexandru Elisei <alexandru.elisei@arm.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Oliver Upton <oliver.upton@linux.dev>,
	Jiri Olsa <jolsa@kernel.org>
Cc: kvmarm@lists.cs.columbia.edu, kvmarm@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org,
	linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
	Mark Brown <broonie@kernel.org>
Subject: [PATCH v2 6/7] perf: Add perf_event_attr::config3
Date: Wed, 19 Oct 2022 14:11:29 -0500	[thread overview]
Message-ID: <20220825-arm-spe-v8-7-v2-6-e37322d68ac0@kernel.org> (raw)
In-Reply-To: <20220825-arm-spe-v8-7-v2-0-e37322d68ac0@kernel.org>

Arm SPEv1.2 adds another 64-bits of event filtering control. As the
existing perf_event_attr::configN fields are all used up for SPE PMU, an
additional field is needed. Add a new 'config3' field.

Signed-off-by: Rob Herring <robh@kernel.org>
---
v2:
 - Drop tools/ side update
---
 include/uapi/linux/perf_event.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h
index 85be78e0e7f6..b2b1d7b54097 100644
--- a/include/uapi/linux/perf_event.h
+++ b/include/uapi/linux/perf_event.h
@@ -374,6 +374,7 @@ enum perf_event_read_format {
 #define PERF_ATTR_SIZE_VER5	112	/* add: aux_watermark */
 #define PERF_ATTR_SIZE_VER6	120	/* add: aux_sample_size */
 #define PERF_ATTR_SIZE_VER7	128	/* add: sig_data */
+#define PERF_ATTR_SIZE_VER8	136	/* add: config3 */
 
 /*
  * Hardware event_id to monitor via a performance monitoring event:
@@ -515,6 +516,8 @@ struct perf_event_attr {
 	 * truncated accordingly on 32 bit architectures.
 	 */
 	__u64	sig_data;
+
+	__u64	config3; /* extension of config2 */
 };
 
 /*

-- 
b4 0.11.0-dev

  parent reply	other threads:[~2022-10-19 19:11 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-19 19:11 [PATCH v2 0/7] perf: Arm SPEv1.2 support Rob Herring
2022-10-19 19:11 ` [PATCH v2 1/7] perf: arm_spe: Use feature numbering for PMSEVFR_EL1 defines Rob Herring
2022-10-19 19:11 ` [PATCH v2 2/7] arm64: Drop SYS_ from SPE register defines Rob Herring
2022-10-19 19:11 ` [PATCH v2 3/7] arm64/sysreg: Convert SPE registers to automatic generation Rob Herring
2022-10-20 14:33   ` Mark Brown
2022-10-20 19:51     ` Rob Herring
2022-10-21 10:44       ` Mark Brown
2022-10-19 19:11 ` [PATCH v2 4/7] perf: arm_spe: Drop BIT() and use FIELD_GET/PREP accessors Rob Herring
2022-10-19 19:11 ` [PATCH v2 5/7] perf: arm_spe: Support new SPEv1.2/v8.7 'not taken' event Rob Herring
2022-10-19 19:11 ` Rob Herring [this message]
2022-10-19 19:11 ` [PATCH v2 7/7] perf: arm_spe: Add support for SPEv1.2 inverted event filtering Rob Herring
2022-11-04 11:30 ` [PATCH v2 0/7] perf: Arm SPEv1.2 support James Clark
2022-11-04 14:47   ` Rob Herring

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