From nobody Fri Dec 19 11:00:25 2025 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id DCD2D23C8D9; Mon, 17 Feb 2025 19:59:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739822381; cv=none; b=kznQL3Jt/ZaqxC3rJq955J++vgujm9Ozt1v+OUpSb9nBzzWsBWTB6eC84URI1o+KTBdKoxNfEqJTzx2F7ICteWQrLln3Ww7cFDWxVOqfZQBrLvDwSVEs8gZ/b3hnNCuhG6ChQjCMKTPDybUQi0TYCcEvwMX0PllTalSKelJfJo0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739822381; c=relaxed/simple; bh=CrnV5bWVV2l2BqmcATUoCHtkREJf4AsKQ1zaxNHeeCc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=d+hsS5qAFSdC1XAYE4gPgmiV6lmtOENpmRxdw7Q0gKbgYOLnvl63HMWnrC0A44oXv0V6DV18OLwsaasqpgP+rzhGJPef4WAJMOh4aLLZVk8jLtTL3G8+kxiR6EX9qWSFsyXPQpAmaJbFQpEuKDFZ1dDqGapu2QeSx75xBSpE8N4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id A44A6152B; Mon, 17 Feb 2025 11:59:58 -0800 (PST) Received: from e132581.cambridge.arm.com (e132581.arm.com [10.2.76.71]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 2BD4A3F6A8; Mon, 17 Feb 2025 11:59:37 -0800 (PST) From: Leo Yan To: Arnaldo Carvalho de Melo , Namhyung Kim , Ian Rogers , James Clark , Mike Leach , Mark Rutland , Alexander Shishkin , Jiri Olsa , Adrian Hunter , "Liang, Kan" , Will Deacon , Graham Woodward , Paschalis.Mpeis@arm.com, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Leo Yan Subject: [PATCH v3 08/12] perf arm-spe: Decode transactional event Date: Mon, 17 Feb 2025 19:59:04 +0000 Message-Id: <20250217195908.176207-9-leo.yan@arm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250217195908.176207-1-leo.yan@arm.com> References: <20250217195908.176207-1-leo.yan@arm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The bit[16] in an event payload indicates an operation is in transactional state. Decode the bit. Reviewed-by: Ian Rogers Reviewed-by: James Clark Signed-off-by: Leo Yan --- tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c | 2 ++ tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h | 1 + 2 files changed, 3 insertions(+) diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c b/tools/= perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c index 625834da7e20..13cadb2f1cea 100644 --- a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c +++ b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c @@ -308,6 +308,8 @@ static int arm_spe_pkt_desc_event(const struct arm_spe_= pkt *packet, arm_spe_pkt_out_string(&err, &buf, &buf_len, " REMOTE-ACCESS"); if (payload & BIT(EV_ALIGNMENT)) arm_spe_pkt_out_string(&err, &buf, &buf_len, " ALIGNMENT"); + if (payload & BIT(EV_TRANSACTIONAL)) + arm_spe_pkt_out_string(&err, &buf, &buf_len, " TXN"); if (payload & BIT(EV_PARTIAL_PREDICATE)) arm_spe_pkt_out_string(&err, &buf, &buf_len, " SVE-PARTIAL-PRED"); if (payload & BIT(EV_EMPTY_PREDICATE)) diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h b/tools/= perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h index 32d760ede701..2cdf9f6da268 100644 --- a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h +++ b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h @@ -105,6 +105,7 @@ enum arm_spe_events { EV_LLC_MISS =3D 9, EV_REMOTE_ACCESS =3D 10, EV_ALIGNMENT =3D 11, + EV_TRANSACTIONAL =3D 16, EV_PARTIAL_PREDICATE =3D 17, EV_EMPTY_PREDICATE =3D 18, }; --=20 2.34.1