From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C9AC2C4363A for ; Fri, 30 Oct 2020 02:58:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 68C82207DE for ; Fri, 30 Oct 2020 02:58:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="hLBgcOkB" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726496AbgJ3C6x (ORCPT ); Thu, 29 Oct 2020 22:58:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40572 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726470AbgJ3C6n (ORCPT ); Thu, 29 Oct 2020 22:58:43 -0400 Received: from mail-pg1-x531.google.com (mail-pg1-x531.google.com [IPv6:2607:f8b0:4864:20::531]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5613FC0613D4 for ; Thu, 29 Oct 2020 19:58:43 -0700 (PDT) Received: by mail-pg1-x531.google.com with SMTP id n16so3959105pgv.13 for ; Thu, 29 Oct 2020 19:58:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=dVg6OBsxsbQmIwQtlDOxner0Fuqbv+PU43WCDRziE1E=; b=hLBgcOkBMH5qbik+IJhfOqY0Aqtp2G/4kr+y5Ngx/H6erC84m9hyRsIx+25MXFnqX6 EheXvH0rMxLZ7IwTU0j7rEgrxbWc2PVDDryEn6SKcSP5BfkLzautpwOtQzfGdtqB4Sgb 27TFLMTaiEH/ZnHYEAie94UX46IEp+sKy3VyOPTs2D84IRS6u3Yqc88o+Xfvssrd8RYl 6vOFbV07V4bUHO8fSukNQbIPUdXimL/HiCWEaK8TUEMANHpGKyp50URqOWPprvgXdxfq 4kJq29qo/HpmYo1MAq3BBPZTQuPNHXf7oRv73LFbD+7fiJWT9jMsiepP4zCmrL1HStgw GdlQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=dVg6OBsxsbQmIwQtlDOxner0Fuqbv+PU43WCDRziE1E=; b=ozdHRej2fWOvLmvIrjM5DiEz6ggv4c7k0yJ/pqnlMrJOOn60FHzJRZfLHqiSewACgT YS7aqazAoqkiu9mD5lAdfOnHu4lyCozy0CV/Hf5lpJllHodA/8ASZoHjBpFy1V6rReON m3Fug5lFnDaJvmiJlU5+qtlYtUK8XLVk8kfsrP2dcl53JqLmcySz495k8x8CsoZGDO3p AZZCAWELCvPiWJgGMfMJAnfHBIy4IxyX/YqMua4yETsUdsjvlNFdiRltdKMHttNizJxk EDVm9t4gPjRXatiev1onB1rMBQSnyDBJtde57mx8TtmC8zbP6PAqAKoZ+lfKfFpDnuNm 8pDA== X-Gm-Message-State: AOAM530KRB8D5xfzgoCj5IF4lzPaQLR5xUk2HMhqvA7I3F20p5t/nHWT yJ5ovK7pTHomIX1F6yTb6ZB7tg== X-Google-Smtp-Source: ABdhPJy4NXO2EpZFzeuIc2TzgWstHwgBpI1zJd8Ao0dHdf8/1GyBfkI0A2pJbG/sl4o+oRlM7268/A== X-Received: by 2002:aa7:990b:0:b029:155:d228:8cad with SMTP id z11-20020aa7990b0000b0290155d2288cadmr6987370pff.29.1604026722924; Thu, 29 Oct 2020 19:58:42 -0700 (PDT) Received: from localhost ([2600:3c01::f03c:91ff:fe8a:bb03]) by smtp.gmail.com with ESMTPSA id y5sm4115996pgo.5.2020.10.29.19.58.41 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 29 Oct 2020 19:58:42 -0700 (PDT) From: Leo Yan To: Arnaldo Carvalho de Melo , Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Andre Przywara , James Clark , Dave Martin , Al Grant , Wei Li , linux-kernel@vger.kernel.org Cc: Leo Yan Subject: [PATCH v6 11/21] perf arm-spe: Refactor context packet handling Date: Fri, 30 Oct 2020 10:57:14 +0800 Message-Id: <20201030025724.19157-12-leo.yan@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201030025724.19157-1-leo.yan@linaro.org> References: <20201030025724.19157-1-leo.yan@linaro.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Minor refactoring to use macro for index mask. Signed-off-by: Leo Yan Reviewed-by: Andre Przywara --- tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c | 2 +- tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-) 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 e507cd66df01..e4ab43ba80bd 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 @@ -136,7 +136,7 @@ static int arm_spe_get_context(const unsigned char *buf, size_t len, struct arm_spe_pkt *packet) { packet->type = ARM_SPE_CONTEXT; - packet->index = buf[0] & 0x3; + packet->index = SPE_CTX_PKT_HDR_INDEX(buf[0]); return arm_spe_get_payload(buf, len, 0, packet); } 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 f97d6840be3a..9bc876bffd35 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 @@ -79,6 +79,9 @@ struct arm_spe_pkt { #define SPE_ADDR_PKT_EL2 2 #define SPE_ADDR_PKT_EL3 3 +/* Context packet header */ +#define SPE_CTX_PKT_HDR_INDEX(h) ((h) & GENMASK_ULL(1, 0)) + const char *arm_spe_pkt_name(enum arm_spe_pkt_type); int arm_spe_get_packet(const unsigned char *buf, size_t len, -- 2.17.1